feiYi/node_modules/@vue/compiler-dom/dist/compiler-dom.global.js

/**
* @vue/compiler-dom v3.5.18
* (c) 2018-present Yuxi (Evan) You and Vue contributors
* @license MIT
**/
var VueCompilerDOM = (function (exports) {
  'use strict';

  /*! #__NO_SIDE_EFFECTS__ */
  // @__NO_SIDE_EFFECTS__
  function makeMap(str) {
    const map = /* @__PURE__ */ Object.create(null);
    for (const key of str.split(",")) map[key] = 1;
    return (val) => val in map;
  }

  const EMPTY_OBJ = Object.freeze({}) ;
  const NOOP = () => {
  };
  const NO = () => false;
  const isOn = (key) => key.charCodeAt(0) === 111 && key.charCodeAt(1) === 110 && // uppercase letter
  (key.charCodeAt(2) > 122 || key.charCodeAt(2) < 97);
  const extend = Object.assign;
  const isArray = Array.isArray;
  const isString = (val) => typeof val === "string";
  const isSymbol = (val) => typeof val === "symbol";
  const isObject = (val) => val !== null && typeof val === "object";
  const isReservedProp = /* @__PURE__ */ makeMap(
    // the leading comma is intentional so empty string "" is also included
    ",key,ref,ref_for,ref_key,onVnodeBeforeMount,onVnodeMounted,onVnodeBeforeUpdate,onVnodeUpdated,onVnodeBeforeUnmount,onVnodeUnmounted"
  );
  const isBuiltInDirective = /* @__PURE__ */ makeMap(
    "bind,cloak,else-if,else,for,html,if,model,on,once,pre,show,slot,text,memo"
  );
  const cacheStringFunction = (fn) => {
    const cache = /* @__PURE__ */ Object.create(null);
    return (str) => {
      const hit = cache[str];
      return hit || (cache[str] = fn(str));
    };
  };
  const camelizeRE = /-(\w)/g;
  const camelize = cacheStringFunction(
    (str) => {
      return str.replace(camelizeRE, (_, c) => c ? c.toUpperCase() : "");
    }
  );
  const capitalize = cacheStringFunction((str) => {
    return str.charAt(0).toUpperCase() + str.slice(1);
  });
  const toHandlerKey = cacheStringFunction(
    (str) => {
      const s = str ? `on${capitalize(str)}` : ``;
      return s;
    }
  );

  const PatchFlagNames = {
    [1]: `TEXT`,
    [2]: `CLASS`,
    [4]: `STYLE`,
    [8]: `PROPS`,
    [16]: `FULL_PROPS`,
    [32]: `NEED_HYDRATION`,
    [64]: `STABLE_FRAGMENT`,
    [128]: `KEYED_FRAGMENT`,
    [256]: `UNKEYED_FRAGMENT`,
    [512]: `NEED_PATCH`,
    [1024]: `DYNAMIC_SLOTS`,
    [2048]: `DEV_ROOT_FRAGMENT`,
    [-1]: `CACHED`,
    [-2]: `BAIL`
  };

  const slotFlagsText = {
    [1]: "STABLE",
    [2]: "DYNAMIC",
    [3]: "FORWARDED"
  };

  const range = 2;
  function generateCodeFrame(source, start = 0, end = source.length) {
    start = Math.max(0, Math.min(start, source.length));
    end = Math.max(0, Math.min(end, source.length));
    if (start > end) return "";
    let lines = source.split(/(\r?\n)/);
    const newlineSequences = lines.filter((_, idx) => idx % 2 === 1);
    lines = lines.filter((_, idx) => idx % 2 === 0);
    let count = 0;
    const res = [];
    for (let i = 0; i < lines.length; i++) {
      count += lines[i].length + (newlineSequences[i] && newlineSequences[i].length || 0);
      if (count >= start) {
        for (let j = i - range; j <= i + range || end > count; j++) {
          if (j < 0 || j >= lines.length) continue;
          const line = j + 1;
          res.push(
            `${line}${" ".repeat(Math.max(3 - String(line).length, 0))}|  ${lines[j]}`
          );
          const lineLength = lines[j].length;
          const newLineSeqLength = newlineSequences[j] && newlineSequences[j].length || 0;
          if (j === i) {
            const pad = start - (count - (lineLength + newLineSeqLength));
            const length = Math.max(
              1,
              end > count ? lineLength - pad : end - start
            );
            res.push(`   |  ` + " ".repeat(pad) + "^".repeat(length));
          } else if (j > i) {
            if (end > count) {
              const length = Math.max(Math.min(end - count, lineLength), 1);
              res.push(`   |  ` + "^".repeat(length));
            }
            count += lineLength + newLineSeqLength;
          }
        }
        break;
      }
    }
    return res.join("\n");
  }

  const listDelimiterRE = /;(?![^(]*\))/g;
  const propertyDelimiterRE = /:([^]+)/;
  const styleCommentRE = /\/\*[^]*?\*\//g;
  function parseStringStyle(cssText) {
    const ret = {};
    cssText.replace(styleCommentRE, "").split(listDelimiterRE).forEach((item) => {
      if (item) {
        const tmp = item.split(propertyDelimiterRE);
        tmp.length > 1 && (ret[tmp[0].trim()] = tmp[1].trim());
      }
    });
    return ret;
  }

  const HTML_TAGS = "html,body,base,head,link,meta,style,title,address,article,aside,footer,header,hgroup,h1,h2,h3,h4,h5,h6,nav,section,div,dd,dl,dt,figcaption,figure,picture,hr,img,li,main,ol,p,pre,ul,a,b,abbr,bdi,bdo,br,cite,code,data,dfn,em,i,kbd,mark,q,rp,rt,ruby,s,samp,small,span,strong,sub,sup,time,u,var,wbr,area,audio,map,track,video,embed,object,param,source,canvas,script,noscript,del,ins,caption,col,colgroup,table,thead,tbody,td,th,tr,button,datalist,fieldset,form,input,label,legend,meter,optgroup,option,output,progress,select,textarea,details,dialog,menu,summary,template,blockquote,iframe,tfoot";
  const SVG_TAGS = "svg,animate,animateMotion,animateTransform,circle,clipPath,color-profile,defs,desc,discard,ellipse,feBlend,feColorMatrix,feComponentTransfer,feComposite,feConvolveMatrix,feDiffuseLighting,feDisplacementMap,feDistantLight,feDropShadow,feFlood,feFuncA,feFuncB,feFuncG,feFuncR,feGaussianBlur,feImage,feMerge,feMergeNode,feMorphology,feOffset,fePointLight,feSpecularLighting,feSpotLight,feTile,feTurbulence,filter,foreignObject,g,hatch,hatchpath,image,line,linearGradient,marker,mask,mesh,meshgradient,meshpatch,meshrow,metadata,mpath,path,pattern,polygon,polyline,radialGradient,rect,set,solidcolor,stop,switch,symbol,text,textPath,title,tspan,unknown,use,view";
  const MATH_TAGS = "annotation,annotation-xml,maction,maligngroup,malignmark,math,menclose,merror,mfenced,mfrac,mfraction,mglyph,mi,mlabeledtr,mlongdiv,mmultiscripts,mn,mo,mover,mpadded,mphantom,mprescripts,mroot,mrow,ms,mscarries,mscarry,msgroup,msline,mspace,msqrt,msrow,mstack,mstyle,msub,msubsup,msup,mtable,mtd,mtext,mtr,munder,munderover,none,semantics";
  const VOID_TAGS = "area,base,br,col,embed,hr,img,input,link,meta,param,source,track,wbr";
  const isHTMLTag = /* @__PURE__ */ makeMap(HTML_TAGS);
  const isSVGTag = /* @__PURE__ */ makeMap(SVG_TAGS);
  const isMathMLTag = /* @__PURE__ */ makeMap(MATH_TAGS);
  const isVoidTag = /* @__PURE__ */ makeMap(VOID_TAGS);

  const FRAGMENT = Symbol(`Fragment` );
  const TELEPORT = Symbol(`Teleport` );
  const SUSPENSE = Symbol(`Suspense` );
  const KEEP_ALIVE = Symbol(`KeepAlive` );
  const BASE_TRANSITION = Symbol(
    `BaseTransition` 
  );
  const OPEN_BLOCK = Symbol(`openBlock` );
  const CREATE_BLOCK = Symbol(`createBlock` );
  const CREATE_ELEMENT_BLOCK = Symbol(
    `createElementBlock` 
  );
  const CREATE_VNODE = Symbol(`createVNode` );
  const CREATE_ELEMENT_VNODE = Symbol(
    `createElementVNode` 
  );
  const CREATE_COMMENT = Symbol(
    `createCommentVNode` 
  );
  const CREATE_TEXT = Symbol(
    `createTextVNode` 
  );
  const CREATE_STATIC = Symbol(
    `createStaticVNode` 
  );
  const RESOLVE_COMPONENT = Symbol(
    `resolveComponent` 
  );
  const RESOLVE_DYNAMIC_COMPONENT = Symbol(
    `resolveDynamicComponent` 
  );
  const RESOLVE_DIRECTIVE = Symbol(
    `resolveDirective` 
  );
  const RESOLVE_FILTER = Symbol(
    `resolveFilter` 
  );
  const WITH_DIRECTIVES = Symbol(
    `withDirectives` 
  );
  const RENDER_LIST = Symbol(`renderList` );
  const RENDER_SLOT = Symbol(`renderSlot` );
  const CREATE_SLOTS = Symbol(`createSlots` );
  const TO_DISPLAY_STRING = Symbol(
    `toDisplayString` 
  );
  const MERGE_PROPS = Symbol(`mergeProps` );
  const NORMALIZE_CLASS = Symbol(
    `normalizeClass` 
  );
  const NORMALIZE_STYLE = Symbol(
    `normalizeStyle` 
  );
  const NORMALIZE_PROPS = Symbol(
    `normalizeProps` 
  );
  const GUARD_REACTIVE_PROPS = Symbol(
    `guardReactiveProps` 
  );
  const TO_HANDLERS = Symbol(`toHandlers` );
  const CAMELIZE = Symbol(`camelize` );
  const CAPITALIZE = Symbol(`capitalize` );
  const TO_HANDLER_KEY = Symbol(
    `toHandlerKey` 
  );
  const SET_BLOCK_TRACKING = Symbol(
    `setBlockTracking` 
  );
  const PUSH_SCOPE_ID = Symbol(`pushScopeId` );
  const POP_SCOPE_ID = Symbol(`popScopeId` );
  const WITH_CTX = Symbol(`withCtx` );
  const UNREF = Symbol(`unref` );
  const IS_REF = Symbol(`isRef` );
  const WITH_MEMO = Symbol(`withMemo` );
  const IS_MEMO_SAME = Symbol(`isMemoSame` );
  const helperNameMap = {
    [FRAGMENT]: `Fragment`,
    [TELEPORT]: `Teleport`,
    [SUSPENSE]: `Suspense`,
    [KEEP_ALIVE]: `KeepAlive`,
    [BASE_TRANSITION]: `BaseTransition`,
    [OPEN_BLOCK]: `openBlock`,
    [CREATE_BLOCK]: `createBlock`,
    [CREATE_ELEMENT_BLOCK]: `createElementBlock`,
    [CREATE_VNODE]: `createVNode`,
    [CREATE_ELEMENT_VNODE]: `createElementVNode`,
    [CREATE_COMMENT]: `createCommentVNode`,
    [CREATE_TEXT]: `createTextVNode`,
    [CREATE_STATIC]: `createStaticVNode`,
    [RESOLVE_COMPONENT]: `resolveComponent`,
    [RESOLVE_DYNAMIC_COMPONENT]: `resolveDynamicComponent`,
    [RESOLVE_DIRECTIVE]: `resolveDirective`,
    [RESOLVE_FILTER]: `resolveFilter`,
    [WITH_DIRECTIVES]: `withDirectives`,
    [RENDER_LIST]: `renderList`,
    [RENDER_SLOT]: `renderSlot`,
    [CREATE_SLOTS]: `createSlots`,
    [TO_DISPLAY_STRING]: `toDisplayString`,
    [MERGE_PROPS]: `mergeProps`,
    [NORMALIZE_CLASS]: `normalizeClass`,
    [NORMALIZE_STYLE]: `normalizeStyle`,
    [NORMALIZE_PROPS]: `normalizeProps`,
    [GUARD_REACTIVE_PROPS]: `guardReactiveProps`,
    [TO_HANDLERS]: `toHandlers`,
    [CAMELIZE]: `camelize`,
    [CAPITALIZE]: `capitalize`,
    [TO_HANDLER_KEY]: `toHandlerKey`,
    [SET_BLOCK_TRACKING]: `setBlockTracking`,
    [PUSH_SCOPE_ID]: `pushScopeId`,
    [POP_SCOPE_ID]: `popScopeId`,
    [WITH_CTX]: `withCtx`,
    [UNREF]: `unref`,
    [IS_REF]: `isRef`,
    [WITH_MEMO]: `withMemo`,
    [IS_MEMO_SAME]: `isMemoSame`
  };
  function registerRuntimeHelpers(helpers) {
    Object.getOwnPropertySymbols(helpers).forEach((s) => {
      helperNameMap[s] = helpers[s];
    });
  }

  const Namespaces = {
    "HTML": 0,
    "0": "HTML",
    "SVG": 1,
    "1": "SVG",
    "MATH_ML": 2,
    "2": "MATH_ML"
  };
  const NodeTypes = {
    "ROOT": 0,
    "0": "ROOT",
    "ELEMENT": 1,
    "1": "ELEMENT",
    "TEXT": 2,
    "2": "TEXT",
    "COMMENT": 3,
    "3": "COMMENT",
    "SIMPLE_EXPRESSION": 4,
    "4": "SIMPLE_EXPRESSION",
    "INTERPOLATION": 5,
    "5": "INTERPOLATION",
    "ATTRIBUTE": 6,
    "6": "ATTRIBUTE",
    "DIRECTIVE": 7,
    "7": "DIRECTIVE",
    "COMPOUND_EXPRESSION": 8,
    "8": "COMPOUND_EXPRESSION",
    "IF": 9,
    "9": "IF",
    "IF_BRANCH": 10,
    "10": "IF_BRANCH",
    "FOR": 11,
    "11": "FOR",
    "TEXT_CALL": 12,
    "12": "TEXT_CALL",
    "VNODE_CALL": 13,
    "13": "VNODE_CALL",
    "JS_CALL_EXPRESSION": 14,
    "14": "JS_CALL_EXPRESSION",
    "JS_OBJECT_EXPRESSION": 15,
    "15": "JS_OBJECT_EXPRESSION",
    "JS_PROPERTY": 16,
    "16": "JS_PROPERTY",
    "JS_ARRAY_EXPRESSION": 17,
    "17": "JS_ARRAY_EXPRESSION",
    "JS_FUNCTION_EXPRESSION": 18,
    "18": "JS_FUNCTION_EXPRESSION",
    "JS_CONDITIONAL_EXPRESSION": 19,
    "19": "JS_CONDITIONAL_EXPRESSION",
    "JS_CACHE_EXPRESSION": 20,
    "20": "JS_CACHE_EXPRESSION",
    "JS_BLOCK_STATEMENT": 21,
    "21": "JS_BLOCK_STATEMENT",
    "JS_TEMPLATE_LITERAL": 22,
    "22": "JS_TEMPLATE_LITERAL",
    "JS_IF_STATEMENT": 23,
    "23": "JS_IF_STATEMENT",
    "JS_ASSIGNMENT_EXPRESSION": 24,
    "24": "JS_ASSIGNMENT_EXPRESSION",
    "JS_SEQUENCE_EXPRESSION": 25,
    "25": "JS_SEQUENCE_EXPRESSION",
    "JS_RETURN_STATEMENT": 26,
    "26": "JS_RETURN_STATEMENT"
  };
  const ElementTypes = {
    "ELEMENT": 0,
    "0": "ELEMENT",
    "COMPONENT": 1,
    "1": "COMPONENT",
    "SLOT": 2,
    "2": "SLOT",
    "TEMPLATE": 3,
    "3": "TEMPLATE"
  };
  const ConstantTypes = {
    "NOT_CONSTANT": 0,
    "0": "NOT_CONSTANT",
    "CAN_SKIP_PATCH": 1,
    "1": "CAN_SKIP_PATCH",
    "CAN_CACHE": 2,
    "2": "CAN_CACHE",
    "CAN_STRINGIFY": 3,
    "3": "CAN_STRINGIFY"
  };
  const locStub = {
    start: { line: 1, column: 1, offset: 0 },
    end: { line: 1, column: 1, offset: 0 },
    source: ""
  };
  function createRoot(children, source = "") {
    return {
      type: 0,
      source,
      children,
      helpers: /* @__PURE__ */ new Set(),
      components: [],
      directives: [],
      hoists: [],
      imports: [],
      cached: [],
      temps: 0,
      codegenNode: void 0,
      loc: locStub
    };
  }
  function createVNodeCall(context, tag, props, children, patchFlag, dynamicProps, directives, isBlock = false, disableTracking = false, isComponent = false, loc = locStub) {
    if (context) {
      if (isBlock) {
        context.helper(OPEN_BLOCK);
        context.helper(getVNodeBlockHelper(context.inSSR, isComponent));
      } else {
        context.helper(getVNodeHelper(context.inSSR, isComponent));
      }
      if (directives) {
        context.helper(WITH_DIRECTIVES);
      }
    }
    return {
      type: 13,
      tag,
      props,
      children,
      patchFlag,
      dynamicProps,
      directives,
      isBlock,
      disableTracking,
      isComponent,
      loc
    };
  }
  function createArrayExpression(elements, loc = locStub) {
    return {
      type: 17,
      loc,
      elements
    };
  }
  function createObjectExpression(properties, loc = locStub) {
    return {
      type: 15,
      loc,
      properties
    };
  }
  function createObjectProperty(key, value) {
    return {
      type: 16,
      loc: locStub,
      key: isString(key) ? createSimpleExpression(key, true) : key,
      value
    };
  }
  function createSimpleExpression(content, isStatic = false, loc = locStub, constType = 0) {
    return {
      type: 4,
      loc,
      content,
      isStatic,
      constType: isStatic ? 3 : constType
    };
  }
  function createInterpolation(content, loc) {
    return {
      type: 5,
      loc,
      content: isString(content) ? createSimpleExpression(content, false, loc) : content
    };
  }
  function createCompoundExpression(children, loc = locStub) {
    return {
      type: 8,
      loc,
      children
    };
  }
  function createCallExpression(callee, args = [], loc = locStub) {
    return {
      type: 14,
      loc,
      callee,
      arguments: args
    };
  }
  function createFunctionExpression(params, returns = void 0, newline = false, isSlot = false, loc = locStub) {
    return {
      type: 18,
      params,
      returns,
      newline,
      isSlot,
      loc
    };
  }
  function createConditionalExpression(test, consequent, alternate, newline = true) {
    return {
      type: 19,
      test,
      consequent,
      alternate,
      newline,
      loc: locStub
    };
  }
  function createCacheExpression(index, value, needPauseTracking = false, inVOnce = false) {
    return {
      type: 20,
      index,
      value,
      needPauseTracking,
      inVOnce,
      needArraySpread: false,
      loc: locStub
    };
  }
  function createBlockStatement(body) {
    return {
      type: 21,
      body,
      loc: locStub
    };
  }
  function createTemplateLiteral(elements) {
    return {
      type: 22,
      elements,
      loc: locStub
    };
  }
  function createIfStatement(test, consequent, alternate) {
    return {
      type: 23,
      test,
      consequent,
      alternate,
      loc: locStub
    };
  }
  function createAssignmentExpression(left, right) {
    return {
      type: 24,
      left,
      right,
      loc: locStub
    };
  }
  function createSequenceExpression(expressions) {
    return {
      type: 25,
      expressions,
      loc: locStub
    };
  }
  function createReturnStatement(returns) {
    return {
      type: 26,
      returns,
      loc: locStub
    };
  }
  function getVNodeHelper(ssr, isComponent) {
    return ssr || isComponent ? CREATE_VNODE : CREATE_ELEMENT_VNODE;
  }
  function getVNodeBlockHelper(ssr, isComponent) {
    return ssr || isComponent ? CREATE_BLOCK : CREATE_ELEMENT_BLOCK;
  }
  function convertToBlock(node, { helper, removeHelper, inSSR }) {
    if (!node.isBlock) {
      node.isBlock = true;
      removeHelper(getVNodeHelper(inSSR, node.isComponent));
      helper(OPEN_BLOCK);
      helper(getVNodeBlockHelper(inSSR, node.isComponent));
    }
  }

  const defaultDelimitersOpen = new Uint8Array([123, 123]);
  const defaultDelimitersClose = new Uint8Array([125, 125]);
  function isTagStartChar(c) {
    return c >= 97 && c <= 122 || c >= 65 && c <= 90;
  }
  function isWhitespace(c) {
    return c === 32 || c === 10 || c === 9 || c === 12 || c === 13;
  }
  function isEndOfTagSection(c) {
    return c === 47 || c === 62 || isWhitespace(c);
  }
  function toCharCodes(str) {
    const ret = new Uint8Array(str.length);
    for (let i = 0; i < str.length; i++) {
      ret[i] = str.charCodeAt(i);
    }
    return ret;
  }
  const Sequences = {
    Cdata: new Uint8Array([67, 68, 65, 84, 65, 91]),
    // CDATA[
    CdataEnd: new Uint8Array([93, 93, 62]),
    // ]]>
    CommentEnd: new Uint8Array([45, 45, 62]),
    // `-->`
    ScriptEnd: new Uint8Array([60, 47, 115, 99, 114, 105, 112, 116]),
    // `<\/script`
    StyleEnd: new Uint8Array([60, 47, 115, 116, 121, 108, 101]),
    // `</style`
    TitleEnd: new Uint8Array([60, 47, 116, 105, 116, 108, 101]),
    // `</title`
    TextareaEnd: new Uint8Array([
      60,
      47,
      116,
      101,
      120,
      116,
      97,
      114,
      101,
      97
    ])
    // `</textarea
  };
  class Tokenizer {
    constructor(stack, cbs) {
      this.stack = stack;
      this.cbs = cbs;
      /** The current state the tokenizer is in. */
      this.state = 1;
      /** The read buffer. */
      this.buffer = "";
      /** The beginning of the section that is currently being read. */
      this.sectionStart = 0;
      /** The index within the buffer that we are currently looking at. */
      this.index = 0;
      /** The start of the last entity. */
      this.entityStart = 0;
      /** Some behavior, eg. when decoding entities, is done while we are in another state. This keeps track of the other state type. */
      this.baseState = 1;
      /** For special parsing behavior inside of script and style tags. */
      this.inRCDATA = false;
      /** For disabling RCDATA tags handling */
      this.inXML = false;
      /** For disabling interpolation parsing in v-pre */
      this.inVPre = false;
      /** Record newline positions for fast line / column calculation */
      this.newlines = [];
      this.mode = 0;
      this.delimiterOpen = defaultDelimitersOpen;
      this.delimiterClose = defaultDelimitersClose;
      this.delimiterIndex = -1;
      this.currentSequence = void 0;
      this.sequenceIndex = 0;
    }
    get inSFCRoot() {
      return this.mode === 2 && this.stack.length === 0;
    }
    reset() {
      this.state = 1;
      this.mode = 0;
      this.buffer = "";
      this.sectionStart = 0;
      this.index = 0;
      this.baseState = 1;
      this.inRCDATA = false;
      this.currentSequence = void 0;
      this.newlines.length = 0;
      this.delimiterOpen = defaultDelimitersOpen;
      this.delimiterClose = defaultDelimitersClose;
    }
    /**
     * Generate Position object with line / column information using recorded
     * newline positions. We know the index is always going to be an already
     * processed index, so all the newlines up to this index should have been
     * recorded.
     */
    getPos(index) {
      let line = 1;
      let column = index + 1;
      for (let i = this.newlines.length - 1; i >= 0; i--) {
        const newlineIndex = this.newlines[i];
        if (index > newlineIndex) {
          line = i + 2;
          column = index - newlineIndex;
          break;
        }
      }
      return {
        column,
        line,
        offset: index
      };
    }
    peek() {
      return this.buffer.charCodeAt(this.index + 1);
    }
    stateText(c) {
      if (c === 60) {
        if (this.index > this.sectionStart) {
          this.cbs.ontext(this.sectionStart, this.index);
        }
        this.state = 5;
        this.sectionStart = this.index;
      } else if (!this.inVPre && c === this.delimiterOpen[0]) {
        this.state = 2;
        this.delimiterIndex = 0;
        this.stateInterpolationOpen(c);
      }
    }
    stateInterpolationOpen(c) {
      if (c === this.delimiterOpen[this.delimiterIndex]) {
        if (this.delimiterIndex === this.delimiterOpen.length - 1) {
          const start = this.index + 1 - this.delimiterOpen.length;
          if (start > this.sectionStart) {
            this.cbs.ontext(this.sectionStart, start);
          }
          this.state = 3;
          this.sectionStart = start;
        } else {
          this.delimiterIndex++;
        }
      } else if (this.inRCDATA) {
        this.state = 32;
        this.stateInRCDATA(c);
      } else {
        this.state = 1;
        this.stateText(c);
      }
    }
    stateInterpolation(c) {
      if (c === this.delimiterClose[0]) {
        this.state = 4;
        this.delimiterIndex = 0;
        this.stateInterpolationClose(c);
      }
    }
    stateInterpolationClose(c) {
      if (c === this.delimiterClose[this.delimiterIndex]) {
        if (this.delimiterIndex === this.delimiterClose.length - 1) {
          this.cbs.oninterpolation(this.sectionStart, this.index + 1);
          if (this.inRCDATA) {
            this.state = 32;
          } else {
            this.state = 1;
          }
          this.sectionStart = this.index + 1;
        } else {
          this.delimiterIndex++;
        }
      } else {
        this.state = 3;
        this.stateInterpolation(c);
      }
    }
    stateSpecialStartSequence(c) {
      const isEnd = this.sequenceIndex === this.currentSequence.length;
      const isMatch = isEnd ? (
        // If we are at the end of the sequence, make sure the tag name has ended
        isEndOfTagSection(c)
      ) : (
        // Otherwise, do a case-insensitive comparison
        (c | 32) === this.currentSequence[this.sequenceIndex]
      );
      if (!isMatch) {
        this.inRCDATA = false;
      } else if (!isEnd) {
        this.sequenceIndex++;
        return;
      }
      this.sequenceIndex = 0;
      this.state = 6;
      this.stateInTagName(c);
    }
    /** Look for an end tag. For <title> and <textarea>, also decode entities. */
    stateInRCDATA(c) {
      if (this.sequenceIndex === this.currentSequence.length) {
        if (c === 62 || isWhitespace(c)) {
          const endOfText = this.index - this.currentSequence.length;
          if (this.sectionStart < endOfText) {
            const actualIndex = this.index;
            this.index = endOfText;
            this.cbs.ontext(this.sectionStart, endOfText);
            this.index = actualIndex;
          }
          this.sectionStart = endOfText + 2;
          this.stateInClosingTagName(c);
          this.inRCDATA = false;
          return;
        }
        this.sequenceIndex = 0;
      }
      if ((c | 32) === this.currentSequence[this.sequenceIndex]) {
        this.sequenceIndex += 1;
      } else if (this.sequenceIndex === 0) {
        if (this.currentSequence === Sequences.TitleEnd || this.currentSequence === Sequences.TextareaEnd && !this.inSFCRoot) {
          if (!this.inVPre && c === this.delimiterOpen[0]) {
            this.state = 2;
            this.delimiterIndex = 0;
            this.stateInterpolationOpen(c);
          }
        } else if (this.fastForwardTo(60)) {
          this.sequenceIndex = 1;
        }
      } else {
        this.sequenceIndex = Number(c === 60);
      }
    }
    stateCDATASequence(c) {
      if (c === Sequences.Cdata[this.sequenceIndex]) {
        if (++this.sequenceIndex === Sequences.Cdata.length) {
          this.state = 28;
          this.currentSequence = Sequences.CdataEnd;
          this.sequenceIndex = 0;
          this.sectionStart = this.index + 1;
        }
      } else {
        this.sequenceIndex = 0;
        this.state = 23;
        this.stateInDeclaration(c);
      }
    }
    /**
     * When we wait for one specific character, we can speed things up
     * by skipping through the buffer until we find it.
     *
     * @returns Whether the character was found.
     */
    fastForwardTo(c) {
      while (++this.index < this.buffer.length) {
        const cc = this.buffer.charCodeAt(this.index);
        if (cc === 10) {
          this.newlines.push(this.index);
        }
        if (cc === c) {
          return true;
        }
      }
      this.index = this.buffer.length - 1;
      return false;
    }
    /**
     * Comments and CDATA end with `-->` and `]]>`.
     *
     * Their common qualities are:
     * - Their end sequences have a distinct character they start with.
     * - That character is then repeated, so we have to check multiple repeats.
     * - All characters but the start character of the sequence can be skipped.
     */
    stateInCommentLike(c) {
      if (c === this.currentSequence[this.sequenceIndex]) {
        if (++this.sequenceIndex === this.currentSequence.length) {
          if (this.currentSequence === Sequences.CdataEnd) {
            this.cbs.oncdata(this.sectionStart, this.index - 2);
          } else {
            this.cbs.oncomment(this.sectionStart, this.index - 2);
          }
          this.sequenceIndex = 0;
          this.sectionStart = this.index + 1;
          this.state = 1;
        }
      } else if (this.sequenceIndex === 0) {
        if (this.fastForwardTo(this.currentSequence[0])) {
          this.sequenceIndex = 1;
        }
      } else if (c !== this.currentSequence[this.sequenceIndex - 1]) {
        this.sequenceIndex = 0;
      }
    }
    startSpecial(sequence, offset) {
      this.enterRCDATA(sequence, offset);
      this.state = 31;
    }
    enterRCDATA(sequence, offset) {
      this.inRCDATA = true;
      this.currentSequence = sequence;
      this.sequenceIndex = offset;
    }
    stateBeforeTagName(c) {
      if (c === 33) {
        this.state = 22;
        this.sectionStart = this.index + 1;
      } else if (c === 63) {
        this.state = 24;
        this.sectionStart = this.index + 1;
      } else if (isTagStartChar(c)) {
        this.sectionStart = this.index;
        if (this.mode === 0) {
          this.state = 6;
        } else if (this.inSFCRoot) {
          this.state = 34;
        } else if (!this.inXML) {
          if (c === 116) {
            this.state = 30;
          } else {
            this.state = c === 115 ? 29 : 6;
          }
        } else {
          this.state = 6;
        }
      } else if (c === 47) {
        this.state = 8;
      } else {
        this.state = 1;
        this.stateText(c);
      }
    }
    stateInTagName(c) {
      if (isEndOfTagSection(c)) {
        this.handleTagName(c);
      }
    }
    stateInSFCRootTagName(c) {
      if (isEndOfTagSection(c)) {
        const tag = this.buffer.slice(this.sectionStart, this.index);
        if (tag !== "template") {
          this.enterRCDATA(toCharCodes(`</` + tag), 0);
        }
        this.handleTagName(c);
      }
    }
    handleTagName(c) {
      this.cbs.onopentagname(this.sectionStart, this.index);
      this.sectionStart = -1;
      this.state = 11;
      this.stateBeforeAttrName(c);
    }
    stateBeforeClosingTagName(c) {
      if (isWhitespace(c)) ; else if (c === 62) {
        {
          this.cbs.onerr(14, this.index);
        }
        this.state = 1;
        this.sectionStart = this.index + 1;
      } else {
        this.state = isTagStartChar(c) ? 9 : 27;
        this.sectionStart = this.index;
      }
    }
    stateInClosingTagName(c) {
      if (c === 62 || isWhitespace(c)) {
        this.cbs.onclosetag(this.sectionStart, this.index);
        this.sectionStart = -1;
        this.state = 10;
        this.stateAfterClosingTagName(c);
      }
    }
    stateAfterClosingTagName(c) {
      if (c === 62) {
        this.state = 1;
        this.sectionStart = this.index + 1;
      }
    }
    stateBeforeAttrName(c) {
      if (c === 62) {
        this.cbs.onopentagend(this.index);
        if (this.inRCDATA) {
          this.state = 32;
        } else {
          this.state = 1;
        }
        this.sectionStart = this.index + 1;
      } else if (c === 47) {
        this.state = 7;
        if (this.peek() !== 62) {
          this.cbs.onerr(22, this.index);
        }
      } else if (c === 60 && this.peek() === 47) {
        this.cbs.onopentagend(this.index);
        this.state = 5;
        this.sectionStart = this.index;
      } else if (!isWhitespace(c)) {
        if (c === 61) {
          this.cbs.onerr(
            19,
            this.index
          );
        }
        this.handleAttrStart(c);
      }
    }
    handleAttrStart(c) {
      if (c === 118 && this.peek() === 45) {
        this.state = 13;
        this.sectionStart = this.index;
      } else if (c === 46 || c === 58 || c === 64 || c === 35) {
        this.cbs.ondirname(this.index, this.index + 1);
        this.state = 14;
        this.sectionStart = this.index + 1;
      } else {
        this.state = 12;
        this.sectionStart = this.index;
      }
    }
    stateInSelfClosingTag(c) {
      if (c === 62) {
        this.cbs.onselfclosingtag(this.index);
        this.state = 1;
        this.sectionStart = this.index + 1;
        this.inRCDATA = false;
      } else if (!isWhitespace(c)) {
        this.state = 11;
        this.stateBeforeAttrName(c);
      }
    }
    stateInAttrName(c) {
      if (c === 61 || isEndOfTagSection(c)) {
        this.cbs.onattribname(this.sectionStart, this.index);
        this.handleAttrNameEnd(c);
      } else if (c === 34 || c === 39 || c === 60) {
        this.cbs.onerr(
          17,
          this.index
        );
      }
    }
    stateInDirName(c) {
      if (c === 61 || isEndOfTagSection(c)) {
        this.cbs.ondirname(this.sectionStart, this.index);
        this.handleAttrNameEnd(c);
      } else if (c === 58) {
        this.cbs.ondirname(this.sectionStart, this.index);
        this.state = 14;
        this.sectionStart = this.index + 1;
      } else if (c === 46) {
        this.cbs.ondirname(this.sectionStart, this.index);
        this.state = 16;
        this.sectionStart = this.index + 1;
      }
    }
    stateInDirArg(c) {
      if (c === 61 || isEndOfTagSection(c)) {
        this.cbs.ondirarg(this.sectionStart, this.index);
        this.handleAttrNameEnd(c);
      } else if (c === 91) {
        this.state = 15;
      } else if (c === 46) {
        this.cbs.ondirarg(this.sectionStart, this.index);
        this.state = 16;
        this.sectionStart = this.index + 1;
      }
    }
    stateInDynamicDirArg(c) {
      if (c === 93) {
        this.state = 14;
      } else if (c === 61 || isEndOfTagSection(c)) {
        this.cbs.ondirarg(this.sectionStart, this.index + 1);
        this.handleAttrNameEnd(c);
        {
          this.cbs.onerr(
            27,
            this.index
          );
        }
      }
    }
    stateInDirModifier(c) {
      if (c === 61 || isEndOfTagSection(c)) {
        this.cbs.ondirmodifier(this.sectionStart, this.index);
        this.handleAttrNameEnd(c);
      } else if (c === 46) {
        this.cbs.ondirmodifier(this.sectionStart, this.index);
        this.sectionStart = this.index + 1;
      }
    }
    handleAttrNameEnd(c) {
      this.sectionStart = this.index;
      this.state = 17;
      this.cbs.onattribnameend(this.index);
      this.stateAfterAttrName(c);
    }
    stateAfterAttrName(c) {
      if (c === 61) {
        this.state = 18;
      } else if (c === 47 || c === 62) {
        this.cbs.onattribend(0, this.sectionStart);
        this.sectionStart = -1;
        this.state = 11;
        this.stateBeforeAttrName(c);
      } else if (!isWhitespace(c)) {
        this.cbs.onattribend(0, this.sectionStart);
        this.handleAttrStart(c);
      }
    }
    stateBeforeAttrValue(c) {
      if (c === 34) {
        this.state = 19;
        this.sectionStart = this.index + 1;
      } else if (c === 39) {
        this.state = 20;
        this.sectionStart = this.index + 1;
      } else if (!isWhitespace(c)) {
        this.sectionStart = this.index;
        this.state = 21;
        this.stateInAttrValueNoQuotes(c);
      }
    }
    handleInAttrValue(c, quote) {
      if (c === quote || this.fastForwardTo(quote)) {
        this.cbs.onattribdata(this.sectionStart, this.index);
        this.sectionStart = -1;
        this.cbs.onattribend(
          quote === 34 ? 3 : 2,
          this.index + 1
        );
        this.state = 11;
      }
    }
    stateInAttrValueDoubleQuotes(c) {
      this.handleInAttrValue(c, 34);
    }
    stateInAttrValueSingleQuotes(c) {
      this.handleInAttrValue(c, 39);
    }
    stateInAttrValueNoQuotes(c) {
      if (isWhitespace(c) || c === 62) {
        this.cbs.onattribdata(this.sectionStart, this.index);
        this.sectionStart = -1;
        this.cbs.onattribend(1, this.index);
        this.state = 11;
        this.stateBeforeAttrName(c);
      } else if (c === 34 || c === 39 || c === 60 || c === 61 || c === 96) {
        this.cbs.onerr(
          18,
          this.index
        );
      } else ;
    }
    stateBeforeDeclaration(c) {
      if (c === 91) {
        this.state = 26;
        this.sequenceIndex = 0;
      } else {
        this.state = c === 45 ? 25 : 23;
      }
    }
    stateInDeclaration(c) {
      if (c === 62 || this.fastForwardTo(62)) {
        this.state = 1;
        this.sectionStart = this.index + 1;
      }
    }
    stateInProcessingInstruction(c) {
      if (c === 62 || this.fastForwardTo(62)) {
        this.cbs.onprocessinginstruction(this.sectionStart, this.index);
        this.state = 1;
        this.sectionStart = this.index + 1;
      }
    }
    stateBeforeComment(c) {
      if (c === 45) {
        this.state = 28;
        this.currentSequence = Sequences.CommentEnd;
        this.sequenceIndex = 2;
        this.sectionStart = this.index + 1;
      } else {
        this.state = 23;
      }
    }
    stateInSpecialComment(c) {
      if (c === 62 || this.fastForwardTo(62)) {
        this.cbs.oncomment(this.sectionStart, this.index);
        this.state = 1;
        this.sectionStart = this.index + 1;
      }
    }
    stateBeforeSpecialS(c) {
      if (c === Sequences.ScriptEnd[3]) {
        this.startSpecial(Sequences.ScriptEnd, 4);
      } else if (c === Sequences.StyleEnd[3]) {
        this.startSpecial(Sequences.StyleEnd, 4);
      } else {
        this.state = 6;
        this.stateInTagName(c);
      }
    }
    stateBeforeSpecialT(c) {
      if (c === Sequences.TitleEnd[3]) {
        this.startSpecial(Sequences.TitleEnd, 4);
      } else if (c === Sequences.TextareaEnd[3]) {
        this.startSpecial(Sequences.TextareaEnd, 4);
      } else {
        this.state = 6;
        this.stateInTagName(c);
      }
    }
    startEntity() {
    }
    stateInEntity() {
    }
    /**
     * Iterates through the buffer, calling the function corresponding to the current state.
     *
     * States that are more likely to be hit are higher up, as a performance improvement.
     */
    parse(input) {
      this.buffer = input;
      while (this.index < this.buffer.length) {
        const c = this.buffer.charCodeAt(this.index);
        if (c === 10 && this.state !== 33) {
          this.newlines.push(this.index);
        }
        switch (this.state) {
          case 1: {
            this.stateText(c);
            break;
          }
          case 2: {
            this.stateInterpolationOpen(c);
            break;
          }
          case 3: {
            this.stateInterpolation(c);
            break;
          }
          case 4: {
            this.stateInterpolationClose(c);
            break;
          }
          case 31: {
            this.stateSpecialStartSequence(c);
            break;
          }
          case 32: {
            this.stateInRCDATA(c);
            break;
          }
          case 26: {
            this.stateCDATASequence(c);
            break;
          }
          case 19: {
            this.stateInAttrValueDoubleQuotes(c);
            break;
          }
          case 12: {
            this.stateInAttrName(c);
            break;
          }
          case 13: {
            this.stateInDirName(c);
            break;
          }
          case 14: {
            this.stateInDirArg(c);
            break;
          }
          case 15: {
            this.stateInDynamicDirArg(c);
            break;
          }
          case 16: {
            this.stateInDirModifier(c);
            break;
          }
          case 28: {
            this.stateInCommentLike(c);
            break;
          }
          case 27: {
            this.stateInSpecialComment(c);
            break;
          }
          case 11: {
            this.stateBeforeAttrName(c);
            break;
          }
          case 6: {
            this.stateInTagName(c);
            break;
          }
          case 34: {
            this.stateInSFCRootTagName(c);
            break;
          }
          case 9: {
            this.stateInClosingTagName(c);
            break;
          }
          case 5: {
            this.stateBeforeTagName(c);
            break;
          }
          case 17: {
            this.stateAfterAttrName(c);
            break;
          }
          case 20: {
            this.stateInAttrValueSingleQuotes(c);
            break;
          }
          case 18: {
            this.stateBeforeAttrValue(c);
            break;
          }
          case 8: {
            this.stateBeforeClosingTagName(c);
            break;
          }
          case 10: {
            this.stateAfterClosingTagName(c);
            break;
          }
          case 29: {
            this.stateBeforeSpecialS(c);
            break;
          }
          case 30: {
            this.stateBeforeSpecialT(c);
            break;
          }
          case 21: {
            this.stateInAttrValueNoQuotes(c);
            break;
          }
          case 7: {
            this.stateInSelfClosingTag(c);
            break;
          }
          case 23: {
            this.stateInDeclaration(c);
            break;
          }
          case 22: {
            this.stateBeforeDeclaration(c);
            break;
          }
          case 25: {
            this.stateBeforeComment(c);
            break;
          }
          case 24: {
            this.stateInProcessingInstruction(c);
            break;
          }
          case 33: {
            this.stateInEntity();
            break;
          }
        }
        this.index++;
      }
      this.cleanup();
      this.finish();
    }
    /**
     * Remove data that has already been consumed from the buffer.
     */
    cleanup() {
      if (this.sectionStart !== this.index) {
        if (this.state === 1 || this.state === 32 && this.sequenceIndex === 0) {
          this.cbs.ontext(this.sectionStart, this.index);
          this.sectionStart = this.index;
        } else if (this.state === 19 || this.state === 20 || this.state === 21) {
          this.cbs.onattribdata(this.sectionStart, this.index);
          this.sectionStart = this.index;
        }
      }
    }
    finish() {
      this.handleTrailingData();
      this.cbs.onend();
    }
    /** Handle any trailing data. */
    handleTrailingData() {
      const endIndex = this.buffer.length;
      if (this.sectionStart >= endIndex) {
        return;
      }
      if (this.state === 28) {
        if (this.currentSequence === Sequences.CdataEnd) {
          this.cbs.oncdata(this.sectionStart, endIndex);
        } else {
          this.cbs.oncomment(this.sectionStart, endIndex);
        }
      } else if (this.state === 6 || this.state === 11 || this.state === 18 || this.state === 17 || this.state === 12 || this.state === 13 || this.state === 14 || this.state === 15 || this.state === 16 || this.state === 20 || this.state === 19 || this.state === 21 || this.state === 9) ; else {
        this.cbs.ontext(this.sectionStart, endIndex);
      }
    }
    emitCodePoint(cp, consumed) {
    }
  }

  const CompilerDeprecationTypes = {
    "COMPILER_IS_ON_ELEMENT": "COMPILER_IS_ON_ELEMENT",
    "COMPILER_V_BIND_SYNC": "COMPILER_V_BIND_SYNC",
    "COMPILER_V_BIND_OBJECT_ORDER": "COMPILER_V_BIND_OBJECT_ORDER",
    "COMPILER_V_ON_NATIVE": "COMPILER_V_ON_NATIVE",
    "COMPILER_V_IF_V_FOR_PRECEDENCE": "COMPILER_V_IF_V_FOR_PRECEDENCE",
    "COMPILER_NATIVE_TEMPLATE": "COMPILER_NATIVE_TEMPLATE",
    "COMPILER_INLINE_TEMPLATE": "COMPILER_INLINE_TEMPLATE",
    "COMPILER_FILTERS": "COMPILER_FILTERS"
  };
  const deprecationData = {
    ["COMPILER_IS_ON_ELEMENT"]: {
      message: `Platform-native elements with "is" prop will no longer be treated as components in Vue 3 unless the "is" value is explicitly prefixed with "vue:".`,
      link: `https://v3-migration.vuejs.org/breaking-changes/custom-elements-interop.html`
    },
    ["COMPILER_V_BIND_SYNC"]: {
      message: (key) => `.sync modifier for v-bind has been removed. Use v-model with argument instead. \`v-bind:${key}.sync\` should be changed to \`v-model:${key}\`.`,
      link: `https://v3-migration.vuejs.org/breaking-changes/v-model.html`
    },
    ["COMPILER_V_BIND_OBJECT_ORDER"]: {
      message: `v-bind="obj" usage is now order sensitive and behaves like JavaScript object spread: it will now overwrite an existing non-mergeable attribute that appears before v-bind in the case of conflict. To retain 2.x behavior, move v-bind to make it the first attribute. You can also suppress this warning if the usage is intended.`,
      link: `https://v3-migration.vuejs.org/breaking-changes/v-bind.html`
    },
    ["COMPILER_V_ON_NATIVE"]: {
      message: `.native modifier for v-on has been removed as is no longer necessary.`,
      link: `https://v3-migration.vuejs.org/breaking-changes/v-on-native-modifier-removed.html`
    },
    ["COMPILER_V_IF_V_FOR_PRECEDENCE"]: {
      message: `v-if / v-for precedence when used on the same element has changed in Vue 3: v-if now takes higher precedence and will no longer have access to v-for scope variables. It is best to avoid the ambiguity with <template> tags or use a computed property that filters v-for data source.`,
      link: `https://v3-migration.vuejs.org/breaking-changes/v-if-v-for.html`
    },
    ["COMPILER_NATIVE_TEMPLATE"]: {
      message: `<template> with no special directives will render as a native template element instead of its inner content in Vue 3.`
    },
    ["COMPILER_INLINE_TEMPLATE"]: {
      message: `"inline-template" has been removed in Vue 3.`,
      link: `https://v3-migration.vuejs.org/breaking-changes/inline-template-attribute.html`
    },
    ["COMPILER_FILTERS"]: {
      message: `filters have been removed in Vue 3. The "|" symbol will be treated as native JavaScript bitwise OR operator. Use method calls or computed properties instead.`,
      link: `https://v3-migration.vuejs.org/breaking-changes/filters.html`
    }
  };
  function getCompatValue(key, { compatConfig }) {
    const value = compatConfig && compatConfig[key];
    if (key === "MODE") {
      return value || 3;
    } else {
      return value;
    }
  }
  function isCompatEnabled(key, context) {
    const mode = getCompatValue("MODE", context);
    const value = getCompatValue(key, context);
    return mode === 3 ? value === true : value !== false;
  }
  function checkCompatEnabled(key, context, loc, ...args) {
    const enabled = isCompatEnabled(key, context);
    if (enabled) {
      warnDeprecation(key, context, loc, ...args);
    }
    return enabled;
  }
  function warnDeprecation(key, context, loc, ...args) {
    const val = getCompatValue(key, context);
    if (val === "suppress-warning") {
      return;
    }
    const { message, link } = deprecationData[key];
    const msg = `(deprecation ${key}) ${typeof message === "function" ? message(...args) : message}${link ? `
  Details: ${link}` : ``}`;
    const err = new SyntaxError(msg);
    err.code = key;
    if (loc) err.loc = loc;
    context.onWarn(err);
  }

  function defaultOnError(error) {
    throw error;
  }
  function defaultOnWarn(msg) {
    console.warn(`[Vue warn] ${msg.message}`);
  }
  function createCompilerError(code, loc, messages, additionalMessage) {
    const msg = (messages || errorMessages)[code] + (additionalMessage || ``) ;
    const error = new SyntaxError(String(msg));
    error.code = code;
    error.loc = loc;
    return error;
  }
  const ErrorCodes = {
    "ABRUPT_CLOSING_OF_EMPTY_COMMENT": 0,
    "0": "ABRUPT_CLOSING_OF_EMPTY_COMMENT",
    "CDATA_IN_HTML_CONTENT": 1,
    "1": "CDATA_IN_HTML_CONTENT",
    "DUPLICATE_ATTRIBUTE": 2,
    "2": "DUPLICATE_ATTRIBUTE",
    "END_TAG_WITH_ATTRIBUTES": 3,
    "3": "END_TAG_WITH_ATTRIBUTES",
    "END_TAG_WITH_TRAILING_SOLIDUS": 4,
    "4": "END_TAG_WITH_TRAILING_SOLIDUS",
    "EOF_BEFORE_TAG_NAME": 5,
    "5": "EOF_BEFORE_TAG_NAME",
    "EOF_IN_CDATA": 6,
    "6": "EOF_IN_CDATA",
    "EOF_IN_COMMENT": 7,
    "7": "EOF_IN_COMMENT",
    "EOF_IN_SCRIPT_HTML_COMMENT_LIKE_TEXT": 8,
    "8": "EOF_IN_SCRIPT_HTML_COMMENT_LIKE_TEXT",
    "EOF_IN_TAG": 9,
    "9": "EOF_IN_TAG",
    "INCORRECTLY_CLOSED_COMMENT": 10,
    "10": "INCORRECTLY_CLOSED_COMMENT",
    "INCORRECTLY_OPENED_COMMENT": 11,
    "11": "INCORRECTLY_OPENED_COMMENT",
    "INVALID_FIRST_CHARACTER_OF_TAG_NAME": 12,
    "12": "INVALID_FIRST_CHARACTER_OF_TAG_NAME",
    "MISSING_ATTRIBUTE_VALUE": 13,
    "13": "MISSING_ATTRIBUTE_VALUE",
    "MISSING_END_TAG_NAME": 14,
    "14": "MISSING_END_TAG_NAME",
    "MISSING_WHITESPACE_BETWEEN_ATTRIBUTES": 15,
    "15": "MISSING_WHITESPACE_BETWEEN_ATTRIBUTES",
    "NESTED_COMMENT": 16,
    "16": "NESTED_COMMENT",
    "UNEXPECTED_CHARACTER_IN_ATTRIBUTE_NAME": 17,
    "17": "UNEXPECTED_CHARACTER_IN_ATTRIBUTE_NAME",
    "UNEXPECTED_CHARACTER_IN_UNQUOTED_ATTRIBUTE_VALUE": 18,
    "18": "UNEXPECTED_CHARACTER_IN_UNQUOTED_ATTRIBUTE_VALUE",
    "UNEXPECTED_EQUALS_SIGN_BEFORE_ATTRIBUTE_NAME": 19,
    "19": "UNEXPECTED_EQUALS_SIGN_BEFORE_ATTRIBUTE_NAME",
    "UNEXPECTED_NULL_CHARACTER": 20,
    "20": "UNEXPECTED_NULL_CHARACTER",
    "UNEXPECTED_QUESTION_MARK_INSTEAD_OF_TAG_NAME": 21,
    "21": "UNEXPECTED_QUESTION_MARK_INSTEAD_OF_TAG_NAME",
    "UNEXPECTED_SOLIDUS_IN_TAG": 22,
    "22": "UNEXPECTED_SOLIDUS_IN_TAG",
    "X_INVALID_END_TAG": 23,
    "23": "X_INVALID_END_TAG",
    "X_MISSING_END_TAG": 24,
    "24": "X_MISSING_END_TAG",
    "X_MISSING_INTERPOLATION_END": 25,
    "25": "X_MISSING_INTERPOLATION_END",
    "X_MISSING_DIRECTIVE_NAME": 26,
    "26": "X_MISSING_DIRECTIVE_NAME",
    "X_MISSING_DYNAMIC_DIRECTIVE_ARGUMENT_END": 27,
    "27": "X_MISSING_DYNAMIC_DIRECTIVE_ARGUMENT_END",
    "X_V_IF_NO_EXPRESSION": 28,
    "28": "X_V_IF_NO_EXPRESSION",
    "X_V_IF_SAME_KEY": 29,
    "29": "X_V_IF_SAME_KEY",
    "X_V_ELSE_NO_ADJACENT_IF": 30,
    "30": "X_V_ELSE_NO_ADJACENT_IF",
    "X_V_FOR_NO_EXPRESSION": 31,
    "31": "X_V_FOR_NO_EXPRESSION",
    "X_V_FOR_MALFORMED_EXPRESSION": 32,
    "32": "X_V_FOR_MALFORMED_EXPRESSION",
    "X_V_FOR_TEMPLATE_KEY_PLACEMENT": 33,
    "33": "X_V_FOR_TEMPLATE_KEY_PLACEMENT",
    "X_V_BIND_NO_EXPRESSION": 34,
    "34": "X_V_BIND_NO_EXPRESSION",
    "X_V_ON_NO_EXPRESSION": 35,
    "35": "X_V_ON_NO_EXPRESSION",
    "X_V_SLOT_UNEXPECTED_DIRECTIVE_ON_SLOT_OUTLET": 36,
    "36": "X_V_SLOT_UNEXPECTED_DIRECTIVE_ON_SLOT_OUTLET",
    "X_V_SLOT_MIXED_SLOT_USAGE": 37,
    "37": "X_V_SLOT_MIXED_SLOT_USAGE",
    "X_V_SLOT_DUPLICATE_SLOT_NAMES": 38,
    "38": "X_V_SLOT_DUPLICATE_SLOT_NAMES",
    "X_V_SLOT_EXTRANEOUS_DEFAULT_SLOT_CHILDREN": 39,
    "39": "X_V_SLOT_EXTRANEOUS_DEFAULT_SLOT_CHILDREN",
    "X_V_SLOT_MISPLACED": 40,
    "40": "X_V_SLOT_MISPLACED",
    "X_V_MODEL_NO_EXPRESSION": 41,
    "41": "X_V_MODEL_NO_EXPRESSION",
    "X_V_MODEL_MALFORMED_EXPRESSION": 42,
    "42": "X_V_MODEL_MALFORMED_EXPRESSION",
    "X_V_MODEL_ON_SCOPE_VARIABLE": 43,
    "43": "X_V_MODEL_ON_SCOPE_VARIABLE",
    "X_V_MODEL_ON_PROPS": 44,
    "44": "X_V_MODEL_ON_PROPS",
    "X_INVALID_EXPRESSION": 45,
    "45": "X_INVALID_EXPRESSION",
    "X_KEEP_ALIVE_INVALID_CHILDREN": 46,
    "46": "X_KEEP_ALIVE_INVALID_CHILDREN",
    "X_PREFIX_ID_NOT_SUPPORTED": 47,
    "47": "X_PREFIX_ID_NOT_SUPPORTED",
    "X_MODULE_MODE_NOT_SUPPORTED": 48,
    "48": "X_MODULE_MODE_NOT_SUPPORTED",
    "X_CACHE_HANDLER_NOT_SUPPORTED": 49,
    "49": "X_CACHE_HANDLER_NOT_SUPPORTED",
    "X_SCOPE_ID_NOT_SUPPORTED": 50,
    "50": "X_SCOPE_ID_NOT_SUPPORTED",
    "X_VNODE_HOOKS": 51,
    "51": "X_VNODE_HOOKS",
    "X_V_BIND_INVALID_SAME_NAME_ARGUMENT": 52,
    "52": "X_V_BIND_INVALID_SAME_NAME_ARGUMENT",
    "__EXTEND_POINT__": 53,
    "53": "__EXTEND_POINT__"
  };
  const errorMessages = {
    // parse errors
    [0]: "Illegal comment.",
    [1]: "CDATA section is allowed only in XML context.",
    [2]: "Duplicate attribute.",
    [3]: "End tag cannot have attributes.",
    [4]: "Illegal '/' in tags.",
    [5]: "Unexpected EOF in tag.",
    [6]: "Unexpected EOF in CDATA section.",
    [7]: "Unexpected EOF in comment.",
    [8]: "Unexpected EOF in script.",
    [9]: "Unexpected EOF in tag.",
    [10]: "Incorrectly closed comment.",
    [11]: "Incorrectly opened comment.",
    [12]: "Illegal tag name. Use '&lt;' to print '<'.",
    [13]: "Attribute value was expected.",
    [14]: "End tag name was expected.",
    [15]: "Whitespace was expected.",
    [16]: "Unexpected '<!--' in comment.",
    [17]: `Attribute name cannot contain U+0022 ("), U+0027 ('), and U+003C (<).`,
    [18]: "Unquoted attribute value cannot contain U+0022 (\"), U+0027 ('), U+003C (<), U+003D (=), and U+0060 (`).",
    [19]: "Attribute name cannot start with '='.",
    [21]: "'<?' is allowed only in XML context.",
    [20]: `Unexpected null character.`,
    [22]: "Illegal '/' in tags.",
    // Vue-specific parse errors
    [23]: "Invalid end tag.",
    [24]: "Element is missing end tag.",
    [25]: "Interpolation end sign was not found.",
    [27]: "End bracket for dynamic directive argument was not found. Note that dynamic directive argument cannot contain spaces.",
    [26]: "Legal directive name was expected.",
    // transform errors
    [28]: `v-if/v-else-if is missing expression.`,
    [29]: `v-if/else branches must use unique keys.`,
    [30]: `v-else/v-else-if has no adjacent v-if or v-else-if.`,
    [31]: `v-for is missing expression.`,
    [32]: `v-for has invalid expression.`,
    [33]: `<template v-for> key should be placed on the <template> tag.`,
    [34]: `v-bind is missing expression.`,
    [52]: `v-bind with same-name shorthand only allows static argument.`,
    [35]: `v-on is missing expression.`,
    [36]: `Unexpected custom directive on <slot> outlet.`,
    [37]: `Mixed v-slot usage on both the component and nested <template>. When there are multiple named slots, all slots should use <template> syntax to avoid scope ambiguity.`,
    [38]: `Duplicate slot names found. `,
    [39]: `Extraneous children found when component already has explicitly named default slot. These children will be ignored.`,
    [40]: `v-slot can only be used on components or <template> tags.`,
    [41]: `v-model is missing expression.`,
    [42]: `v-model value must be a valid JavaScript member expression.`,
    [43]: `v-model cannot be used on v-for or v-slot scope variables because they are not writable.`,
    [44]: `v-model cannot be used on a prop, because local prop bindings are not writable.
Use a v-bind binding combined with a v-on listener that emits update:x event instead.`,
    [45]: `Error parsing JavaScript expression: `,
    [46]: `<KeepAlive> expects exactly one child component.`,
    [51]: `@vnode-* hooks in templates are no longer supported. Use the vue: prefix instead. For example, @vnode-mounted should be changed to @vue:mounted. @vnode-* hooks support has been removed in 3.4.`,
    // generic errors
    [47]: `"prefixIdentifiers" option is not supported in this build of compiler.`,
    [48]: `ES module mode is not supported in this build of compiler.`,
    [49]: `"cacheHandlers" option is only supported when the "prefixIdentifiers" option is enabled.`,
    [50]: `"scopeId" option is only supported in module mode.`,
    // just to fulfill types
    [53]: ``
  };

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            return false;
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          break;
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          if (char === `'` || char === `"` || char === "`") {
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            state = 3 /* inString */;
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            if (!--currentOpenBracketCount) {
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          break;
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  const isMemberExpressionNode = NOOP ;
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  const fnExpRE = /^\s*(async\s*)?(\([^)]*?\)|[\w$_]+)\s*(:[^=]+)?=>|^\s*(async\s+)?function(?:\s+[\w$]+)?\s*\(/;
  const isFnExpressionBrowser = (exp) => fnExpRE.test(getExpSource(exp));
  const isFnExpressionNode = NOOP ;
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  function advancePositionWithClone(pos, source, numberOfCharacters = source.length) {
    return advancePositionWithMutation(
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        offset: pos.offset,
        line: pos.line,
        column: pos.column
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  function assert(condition, msg) {
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  function findProp(node, name, dynamicOnly = false, allowEmpty = false) {
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  function hasDynamicKeyVBind(node) {
    return node.props.some(
      (p) => p.type === 7 && p.name === "bind" && (!p.arg || // v-bind="obj"
      p.arg.type !== 4 || // v-bind:[_ctx.foo]
      !p.arg.isStatic)
      // v-bind:[foo]
    );
  }
  function isText$1(node) {
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  function isVPre(p) {
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  function isVSlot(p) {
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  function isTemplateNode(node) {
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  function isSlotOutlet(node) {
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  function getUnnormalizedProps(props, callPath = []) {
    if (props && !isString(props) && props.type === 14) {
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      if (!isString(callee) && propsHelperSet.has(callee)) {
        return getUnnormalizedProps(
          props.arguments[0],
          callPath.concat(props)
        );
      }
    }
    return [props, callPath];
  }
  function injectProp(node, prop, context) {
    let propsWithInjection;
    let props = node.type === 13 ? node.props : node.arguments[2];
    let callPath = [];
    let parentCall;
    if (props && !isString(props) && props.type === 14) {
      const ret = getUnnormalizedProps(props);
      props = ret[0];
      callPath = ret[1];
      parentCall = callPath[callPath.length - 1];
    }
    if (props == null || isString(props)) {
      propsWithInjection = createObjectExpression([prop]);
    } else if (props.type === 14) {
      const first = props.arguments[0];
      if (!isString(first) && first.type === 15) {
        if (!hasProp(prop, first)) {
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      } else {
        if (props.callee === TO_HANDLERS) {
          propsWithInjection = createCallExpression(context.helper(MERGE_PROPS), [
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      !propsWithInjection && (propsWithInjection = props);
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    if (node.type === 13) {
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      if (parentCall) {
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  function hasProp(prop, props) {
    let result = false;
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      const propKeyName = prop.key.content;
      result = props.properties.some(
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  function toValidAssetId(name, type) {
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  function hasScopeRef(node, ids) {
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    switch (node.type) {
      case 1:
        for (let i = 0; i < node.props.length; i++) {
          const p = node.props[i];
          if (p.type === 7 && (hasScopeRef(p.arg, ids) || hasScopeRef(p.exp, ids))) {
            return true;
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        if (hasScopeRef(node.source, ids)) {
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      case 5:
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    isPreTag: NO,
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    isCustomElement: NO,
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    comments: true,
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  let currentProp = null;
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  let currentAttrEndIndex = -1;
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  const stack = [];
  const tokenizer = new Tokenizer(stack, {
    onerr: emitError,
    ontext(start, end) {
      onText(getSlice(start, end), start, end);
    },
    ontextentity(char, start, end) {
      onText(char, start, end);
    },
    oninterpolation(start, end) {
      if (inVPre) {
        return onText(getSlice(start, end), start, end);
      }
      let innerStart = start + tokenizer.delimiterOpen.length;
      let innerEnd = end - tokenizer.delimiterClose.length;
      while (isWhitespace(currentInput.charCodeAt(innerStart))) {
        innerStart++;
      }
      while (isWhitespace(currentInput.charCodeAt(innerEnd - 1))) {
        innerEnd--;
      }
      let exp = getSlice(innerStart, innerEnd);
      if (exp.includes("&")) {
        {
          exp = currentOptions.decodeEntities(exp, false);
        }
      }
      addNode({
        type: 5,
        content: createExp(exp, false, getLoc(innerStart, innerEnd)),
        loc: getLoc(start, end)
      });
    },
    onopentagname(start, end) {
      const name = getSlice(start, end);
      currentOpenTag = {
        type: 1,
        tag: name,
        ns: currentOptions.getNamespace(name, stack[0], currentOptions.ns),
        tagType: 0,
        // will be refined on tag close
        props: [],
        children: [],
        loc: getLoc(start - 1, end),
        codegenNode: void 0
      };
    },
    onopentagend(end) {
      endOpenTag(end);
    },
    onclosetag(start, end) {
      const name = getSlice(start, end);
      if (!currentOptions.isVoidTag(name)) {
        let found = false;
        for (let i = 0; i < stack.length; i++) {
          const e = stack[i];
          if (e.tag.toLowerCase() === name.toLowerCase()) {
            found = true;
            if (i > 0) {
              emitError(24, stack[0].loc.start.offset);
            }
            for (let j = 0; j <= i; j++) {
              const el = stack.shift();
              onCloseTag(el, end, j < i);
            }
            break;
          }
        }
        if (!found) {
          emitError(23, backTrack(start, 60));
        }
      }
    },
    onselfclosingtag(end) {
      const name = currentOpenTag.tag;
      currentOpenTag.isSelfClosing = true;
      endOpenTag(end);
      if (stack[0] && stack[0].tag === name) {
        onCloseTag(stack.shift(), end);
      }
    },
    onattribname(start, end) {
      currentProp = {
        type: 6,
        name: getSlice(start, end),
        nameLoc: getLoc(start, end),
        value: void 0,
        loc: getLoc(start)
      };
    },
    ondirname(start, end) {
      const raw = getSlice(start, end);
      const name = raw === "." || raw === ":" ? "bind" : raw === "@" ? "on" : raw === "#" ? "slot" : raw.slice(2);
      if (!inVPre && name === "") {
        emitError(26, start);
      }
      if (inVPre || name === "") {
        currentProp = {
          type: 6,
          name: raw,
          nameLoc: getLoc(start, end),
          value: void 0,
          loc: getLoc(start)
        };
      } else {
        currentProp = {
          type: 7,
          name,
          rawName: raw,
          exp: void 0,
          arg: void 0,
          modifiers: raw === "." ? [createSimpleExpression("prop")] : [],
          loc: getLoc(start)
        };
        if (name === "pre") {
          inVPre = tokenizer.inVPre = true;
          currentVPreBoundary = currentOpenTag;
          const props = currentOpenTag.props;
          for (let i = 0; i < props.length; i++) {
            if (props[i].type === 7) {
              props[i] = dirToAttr(props[i]);
            }
          }
        }
      }
    },
    ondirarg(start, end) {
      if (start === end) return;
      const arg = getSlice(start, end);
      if (inVPre && !isVPre(currentProp)) {
        currentProp.name += arg;
        setLocEnd(currentProp.nameLoc, end);
      } else {
        const isStatic = arg[0] !== `[`;
        currentProp.arg = createExp(
          isStatic ? arg : arg.slice(1, -1),
          isStatic,
          getLoc(start, end),
          isStatic ? 3 : 0
        );
      }
    },
    ondirmodifier(start, end) {
      const mod = getSlice(start, end);
      if (inVPre && !isVPre(currentProp)) {
        currentProp.name += "." + mod;
        setLocEnd(currentProp.nameLoc, end);
      } else if (currentProp.name === "slot") {
        const arg = currentProp.arg;
        if (arg) {
          arg.content += "." + mod;
          setLocEnd(arg.loc, end);
        }
      } else {
        const exp = createSimpleExpression(mod, true, getLoc(start, end));
        currentProp.modifiers.push(exp);
      }
    },
    onattribdata(start, end) {
      currentAttrValue += getSlice(start, end);
      if (currentAttrStartIndex < 0) currentAttrStartIndex = start;
      currentAttrEndIndex = end;
    },
    onattribentity(char, start, end) {
      currentAttrValue += char;
      if (currentAttrStartIndex < 0) currentAttrStartIndex = start;
      currentAttrEndIndex = end;
    },
    onattribnameend(end) {
      const start = currentProp.loc.start.offset;
      const name = getSlice(start, end);
      if (currentProp.type === 7) {
        currentProp.rawName = name;
      }
      if (currentOpenTag.props.some(
        (p) => (p.type === 7 ? p.rawName : p.name) === name
      )) {
        emitError(2, start);
      }
    },
    onattribend(quote, end) {
      if (currentOpenTag && currentProp) {
        setLocEnd(currentProp.loc, end);
        if (quote !== 0) {
          if (currentAttrValue.includes("&")) {
            currentAttrValue = currentOptions.decodeEntities(
              currentAttrValue,
              true
            );
          }
          if (currentProp.type === 6) {
            if (currentProp.name === "class") {
              currentAttrValue = condense(currentAttrValue).trim();
            }
            if (quote === 1 && !currentAttrValue) {
              emitError(13, end);
            }
            currentProp.value = {
              type: 2,
              content: currentAttrValue,
              loc: quote === 1 ? getLoc(currentAttrStartIndex, currentAttrEndIndex) : getLoc(currentAttrStartIndex - 1, currentAttrEndIndex + 1)
            };
            if (tokenizer.inSFCRoot && currentOpenTag.tag === "template" && currentProp.name === "lang" && currentAttrValue && currentAttrValue !== "html") {
              tokenizer.enterRCDATA(toCharCodes(`</template`), 0);
            }
          } else {
            let expParseMode = 0 /* Normal */;
            currentProp.exp = createExp(
              currentAttrValue,
              false,
              getLoc(currentAttrStartIndex, currentAttrEndIndex),
              0,
              expParseMode
            );
            if (currentProp.name === "for") {
              currentProp.forParseResult = parseForExpression(currentProp.exp);
            }
            let syncIndex = -1;
            if (currentProp.name === "bind" && (syncIndex = currentProp.modifiers.findIndex(
              (mod) => mod.content === "sync"
            )) > -1 && checkCompatEnabled(
              "COMPILER_V_BIND_SYNC",
              currentOptions,
              currentProp.loc,
              currentProp.arg.loc.source
            )) {
              currentProp.name = "model";
              currentProp.modifiers.splice(syncIndex, 1);
            }
          }
        }
        if (currentProp.type !== 7 || currentProp.name !== "pre") {
          currentOpenTag.props.push(currentProp);
        }
      }
      currentAttrValue = "";
      currentAttrStartIndex = currentAttrEndIndex = -1;
    },
    oncomment(start, end) {
      if (currentOptions.comments) {
        addNode({
          type: 3,
          content: getSlice(start, end),
          loc: getLoc(start - 4, end + 3)
        });
      }
    },
    onend() {
      const end = currentInput.length;
      if (tokenizer.state !== 1) {
        switch (tokenizer.state) {
          case 5:
          case 8:
            emitError(5, end);
            break;
          case 3:
          case 4:
            emitError(
              25,
              tokenizer.sectionStart
            );
            break;
          case 28:
            if (tokenizer.currentSequence === Sequences.CdataEnd) {
              emitError(6, end);
            } else {
              emitError(7, end);
            }
            break;
          case 6:
          case 7:
          case 9:
          case 11:
          case 12:
          case 13:
          case 14:
          case 15:
          case 16:
          case 17:
          case 18:
          case 19:
          // "
          case 20:
          // '
          case 21:
            emitError(9, end);
            break;
        }
      }
      for (let index = 0; index < stack.length; index++) {
        onCloseTag(stack[index], end - 1);
        emitError(24, stack[index].loc.start.offset);
      }
    },
    oncdata(start, end) {
      if (stack[0].ns !== 0) {
        onText(getSlice(start, end), start, end);
      } else {
        emitError(1, start - 9);
      }
    },
    onprocessinginstruction(start) {
      if ((stack[0] ? stack[0].ns : currentOptions.ns) === 0) {
        emitError(
          21,
          start - 1
        );
      }
    }
  });
  const forIteratorRE = /,([^,\}\]]*)(?:,([^,\}\]]*))?$/;
  const stripParensRE = /^\(|\)$/g;
  function parseForExpression(input) {
    const loc = input.loc;
    const exp = input.content;
    const inMatch = exp.match(forAliasRE);
    if (!inMatch) return;
    const [, LHS, RHS] = inMatch;
    const createAliasExpression = (content, offset, asParam = false) => {
      const start = loc.start.offset + offset;
      const end = start + content.length;
      return createExp(
        content,
        false,
        getLoc(start, end),
        0,
        asParam ? 1 /* Params */ : 0 /* Normal */
      );
    };
    const result = {
      source: createAliasExpression(RHS.trim(), exp.indexOf(RHS, LHS.length)),
      value: void 0,
      key: void 0,
      index: void 0,
      finalized: false
    };
    let valueContent = LHS.trim().replace(stripParensRE, "").trim();
    const trimmedOffset = LHS.indexOf(valueContent);
    const iteratorMatch = valueContent.match(forIteratorRE);
    if (iteratorMatch) {
      valueContent = valueContent.replace(forIteratorRE, "").trim();
      const keyContent = iteratorMatch[1].trim();
      let keyOffset;
      if (keyContent) {
        keyOffset = exp.indexOf(keyContent, trimmedOffset + valueContent.length);
        result.key = createAliasExpression(keyContent, keyOffset, true);
      }
      if (iteratorMatch[2]) {
        const indexContent = iteratorMatch[2].trim();
        if (indexContent) {
          result.index = createAliasExpression(
            indexContent,
            exp.indexOf(
              indexContent,
              result.key ? keyOffset + keyContent.length : trimmedOffset + valueContent.length
            ),
            true
          );
        }
      }
    }
    if (valueContent) {
      result.value = createAliasExpression(valueContent, trimmedOffset, true);
    }
    return result;
  }
  function getSlice(start, end) {
    return currentInput.slice(start, end);
  }
  function endOpenTag(end) {
    if (tokenizer.inSFCRoot) {
      currentOpenTag.innerLoc = getLoc(end + 1, end + 1);
    }
    addNode(currentOpenTag);
    const { tag, ns } = currentOpenTag;
    if (ns === 0 && currentOptions.isPreTag(tag)) {
      inPre++;
    }
    if (currentOptions.isVoidTag(tag)) {
      onCloseTag(currentOpenTag, end);
    } else {
      stack.unshift(currentOpenTag);
      if (ns === 1 || ns === 2) {
        tokenizer.inXML = true;
      }
    }
    currentOpenTag = null;
  }
  function onText(content, start, end) {
    {
      const tag = stack[0] && stack[0].tag;
      if (tag !== "script" && tag !== "style" && content.includes("&")) {
        content = currentOptions.decodeEntities(content, false);
      }
    }
    const parent = stack[0] || currentRoot;
    const lastNode = parent.children[parent.children.length - 1];
    if (lastNode && lastNode.type === 2) {
      lastNode.content += content;
      setLocEnd(lastNode.loc, end);
    } else {
      parent.children.push({
        type: 2,
        content,
        loc: getLoc(start, end)
      });
    }
  }
  function onCloseTag(el, end, isImplied = false) {
    if (isImplied) {
      setLocEnd(el.loc, backTrack(end, 60));
    } else {
      setLocEnd(el.loc, lookAhead(end, 62) + 1);
    }
    if (tokenizer.inSFCRoot) {
      if (el.children.length) {
        el.innerLoc.end = extend({}, el.children[el.children.length - 1].loc.end);
      } else {
        el.innerLoc.end = extend({}, el.innerLoc.start);
      }
      el.innerLoc.source = getSlice(
        el.innerLoc.start.offset,
        el.innerLoc.end.offset
      );
    }
    const { tag, ns, children } = el;
    if (!inVPre) {
      if (tag === "slot") {
        el.tagType = 2;
      } else if (isFragmentTemplate(el)) {
        el.tagType = 3;
      } else if (isComponent(el)) {
        el.tagType = 1;
      }
    }
    if (!tokenizer.inRCDATA) {
      el.children = condenseWhitespace(children);
    }
    if (ns === 0 && currentOptions.isIgnoreNewlineTag(tag)) {
      const first = children[0];
      if (first && first.type === 2) {
        first.content = first.content.replace(/^\r?\n/, "");
      }
    }
    if (ns === 0 && currentOptions.isPreTag(tag)) {
      inPre--;
    }
    if (currentVPreBoundary === el) {
      inVPre = tokenizer.inVPre = false;
      currentVPreBoundary = null;
    }
    if (tokenizer.inXML && (stack[0] ? stack[0].ns : currentOptions.ns) === 0) {
      tokenizer.inXML = false;
    }
    {
      const props = el.props;
      if (isCompatEnabled(
        "COMPILER_V_IF_V_FOR_PRECEDENCE",
        currentOptions
      )) {
        let hasIf = false;
        let hasFor = false;
        for (let i = 0; i < props.length; i++) {
          const p = props[i];
          if (p.type === 7) {
            if (p.name === "if") {
              hasIf = true;
            } else if (p.name === "for") {
              hasFor = true;
            }
          }
          if (hasIf && hasFor) {
            warnDeprecation(
              "COMPILER_V_IF_V_FOR_PRECEDENCE",
              currentOptions,
              el.loc
            );
            break;
          }
        }
      }
      if (!tokenizer.inSFCRoot && isCompatEnabled(
        "COMPILER_NATIVE_TEMPLATE",
        currentOptions
      ) && el.tag === "template" && !isFragmentTemplate(el)) {
        warnDeprecation(
          "COMPILER_NATIVE_TEMPLATE",
          currentOptions,
          el.loc
        );
        const parent = stack[0] || currentRoot;
        const index = parent.children.indexOf(el);
        parent.children.splice(index, 1, ...el.children);
      }
      const inlineTemplateProp = props.find(
        (p) => p.type === 6 && p.name === "inline-template"
      );
      if (inlineTemplateProp && checkCompatEnabled(
        "COMPILER_INLINE_TEMPLATE",
        currentOptions,
        inlineTemplateProp.loc
      ) && el.children.length) {
        inlineTemplateProp.value = {
          type: 2,
          content: getSlice(
            el.children[0].loc.start.offset,
            el.children[el.children.length - 1].loc.end.offset
          ),
          loc: inlineTemplateProp.loc
        };
      }
    }
  }
  function lookAhead(index, c) {
    let i = index;
    while (currentInput.charCodeAt(i) !== c && i < currentInput.length - 1) i++;
    return i;
  }
  function backTrack(index, c) {
    let i = index;
    while (currentInput.charCodeAt(i) !== c && i >= 0) i--;
    return i;
  }
  const specialTemplateDir = /* @__PURE__ */ new Set(["if", "else", "else-if", "for", "slot"]);
  function isFragmentTemplate({ tag, props }) {
    if (tag === "template") {
      for (let i = 0; i < props.length; i++) {
        if (props[i].type === 7 && specialTemplateDir.has(props[i].name)) {
          return true;
        }
      }
    }
    return false;
  }
  function isComponent({ tag, props }) {
    if (currentOptions.isCustomElement(tag)) {
      return false;
    }
    if (tag === "component" || isUpperCase(tag.charCodeAt(0)) || isCoreComponent(tag) || currentOptions.isBuiltInComponent && currentOptions.isBuiltInComponent(tag) || currentOptions.isNativeTag && !currentOptions.isNativeTag(tag)) {
      return true;
    }
    for (let i = 0; i < props.length; i++) {
      const p = props[i];
      if (p.type === 6) {
        if (p.name === "is" && p.value) {
          if (p.value.content.startsWith("vue:")) {
            return true;
          } else if (checkCompatEnabled(
            "COMPILER_IS_ON_ELEMENT",
            currentOptions,
            p.loc
          )) {
            return true;
          }
        }
      } else if (// :is on plain element - only treat as component in compat mode
      p.name === "bind" && isStaticArgOf(p.arg, "is") && checkCompatEnabled(
        "COMPILER_IS_ON_ELEMENT",
        currentOptions,
        p.loc
      )) {
        return true;
      }
    }
    return false;
  }
  function isUpperCase(c) {
    return c > 64 && c < 91;
  }
  const windowsNewlineRE = /\r\n/g;
  function condenseWhitespace(nodes) {
    const shouldCondense = currentOptions.whitespace !== "preserve";
    let removedWhitespace = false;
    for (let i = 0; i < nodes.length; i++) {
      const node = nodes[i];
      if (node.type === 2) {
        if (!inPre) {
          if (isAllWhitespace(node.content)) {
            const prev = nodes[i - 1] && nodes[i - 1].type;
            const next = nodes[i + 1] && nodes[i + 1].type;
            if (!prev || !next || shouldCondense && (prev === 3 && (next === 3 || next === 1) || prev === 1 && (next === 3 || next === 1 && hasNewlineChar(node.content)))) {
              removedWhitespace = true;
              nodes[i] = null;
            } else {
              node.content = " ";
            }
          } else if (shouldCondense) {
            node.content = condense(node.content);
          }
        } else {
          node.content = node.content.replace(windowsNewlineRE, "\n");
        }
      }
    }
    return removedWhitespace ? nodes.filter(Boolean) : nodes;
  }
  function isAllWhitespace(str) {
    for (let i = 0; i < str.length; i++) {
      if (!isWhitespace(str.charCodeAt(i))) {
        return false;
      }
    }
    return true;
  }
  function hasNewlineChar(str) {
    for (let i = 0; i < str.length; i++) {
      const c = str.charCodeAt(i);
      if (c === 10 || c === 13) {
        return true;
      }
    }
    return false;
  }
  function condense(str) {
    let ret = "";
    let prevCharIsWhitespace = false;
    for (let i = 0; i < str.length; i++) {
      if (isWhitespace(str.charCodeAt(i))) {
        if (!prevCharIsWhitespace) {
          ret += " ";
          prevCharIsWhitespace = true;
        }
      } else {
        ret += str[i];
        prevCharIsWhitespace = false;
      }
    }
    return ret;
  }
  function addNode(node) {
    (stack[0] || currentRoot).children.push(node);
  }
  function getLoc(start, end) {
    return {
      start: tokenizer.getPos(start),
      // @ts-expect-error allow late attachment
      end: end == null ? end : tokenizer.getPos(end),
      // @ts-expect-error allow late attachment
      source: end == null ? end : getSlice(start, end)
    };
  }
  function cloneLoc(loc) {
    return getLoc(loc.start.offset, loc.end.offset);
  }
  function setLocEnd(loc, end) {
    loc.end = tokenizer.getPos(end);
    loc.source = getSlice(loc.start.offset, end);
  }
  function dirToAttr(dir) {
    const attr = {
      type: 6,
      name: dir.rawName,
      nameLoc: getLoc(
        dir.loc.start.offset,
        dir.loc.start.offset + dir.rawName.length
      ),
      value: void 0,
      loc: dir.loc
    };
    if (dir.exp) {
      const loc = dir.exp.loc;
      if (loc.end.offset < dir.loc.end.offset) {
        loc.start.offset--;
        loc.start.column--;
        loc.end.offset++;
        loc.end.column++;
      }
      attr.value = {
        type: 2,
        content: dir.exp.content,
        loc
      };
    }
    return attr;
  }
  function createExp(content, isStatic = false, loc, constType = 0, parseMode = 0 /* Normal */) {
    const exp = createSimpleExpression(content, isStatic, loc, constType);
    return exp;
  }
  function emitError(code, index, message) {
    currentOptions.onError(
      createCompilerError(code, getLoc(index, index), void 0, message)
    );
  }
  function reset() {
    tokenizer.reset();
    currentOpenTag = null;
    currentProp = null;
    currentAttrValue = "";
    currentAttrStartIndex = -1;
    currentAttrEndIndex = -1;
    stack.length = 0;
  }
  function baseParse(input, options) {
    reset();
    currentInput = input;
    currentOptions = extend({}, defaultParserOptions);
    if (options) {
      let key;
      for (key in options) {
        if (options[key] != null) {
          currentOptions[key] = options[key];
        }
      }
    }
    {
      if (!currentOptions.decodeEntities) {
        throw new Error(
          `[@vue/compiler-core] decodeEntities option is required in browser builds.`
        );
      }
    }
    tokenizer.mode = currentOptions.parseMode === "html" ? 1 : currentOptions.parseMode === "sfc" ? 2 : 0;
    tokenizer.inXML = currentOptions.ns === 1 || currentOptions.ns === 2;
    const delimiters = options && options.delimiters;
    if (delimiters) {
      tokenizer.delimiterOpen = toCharCodes(delimiters[0]);
      tokenizer.delimiterClose = toCharCodes(delimiters[1]);
    }
    const root = currentRoot = createRoot([], input);
    tokenizer.parse(currentInput);
    root.loc = getLoc(0, input.length);
    root.children = condenseWhitespace(root.children);
    currentRoot = null;
    return root;
  }

  function cacheStatic(root, context) {
    walk(
      root,
      void 0,
      context,
      // Root node is unfortunately non-hoistable due to potential parent
      // fallthrough attributes.
      !!getSingleElementRoot(root)
    );
  }
  function getSingleElementRoot(root) {
    const children = root.children.filter((x) => x.type !== 3);
    return children.length === 1 && children[0].type === 1 && !isSlotOutlet(children[0]) ? children[0] : null;
  }
  function walk(node, parent, context, doNotHoistNode = false, inFor = false) {
    const { children } = node;
    const toCache = [];
    for (let i = 0; i < children.length; i++) {
      const child = children[i];
      if (child.type === 1 && child.tagType === 0) {
        const constantType = doNotHoistNode ? 0 : getConstantType(child, context);
        if (constantType > 0) {
          if (constantType >= 2) {
            child.codegenNode.patchFlag = -1;
            toCache.push(child);
            continue;
          }
        } else {
          const codegenNode = child.codegenNode;
          if (codegenNode.type === 13) {
            const flag = codegenNode.patchFlag;
            if ((flag === void 0 || flag === 512 || flag === 1) && getGeneratedPropsConstantType(child, context) >= 2) {
              const props = getNodeProps(child);
              if (props) {
                codegenNode.props = context.hoist(props);
              }
            }
            if (codegenNode.dynamicProps) {
              codegenNode.dynamicProps = context.hoist(codegenNode.dynamicProps);
            }
          }
        }
      } else if (child.type === 12) {
        const constantType = doNotHoistNode ? 0 : getConstantType(child, context);
        if (constantType >= 2) {
          if (child.codegenNode.type === 14 && child.codegenNode.arguments.length > 0) {
            child.codegenNode.arguments.push(
              -1 + (` /* ${PatchFlagNames[-1]} */` )
            );
          }
          toCache.push(child);
          continue;
        }
      }
      if (child.type === 1) {
        const isComponent = child.tagType === 1;
        if (isComponent) {
          context.scopes.vSlot++;
        }
        walk(child, node, context, false, inFor);
        if (isComponent) {
          context.scopes.vSlot--;
        }
      } else if (child.type === 11) {
        walk(child, node, context, child.children.length === 1, true);
      } else if (child.type === 9) {
        for (let i2 = 0; i2 < child.branches.length; i2++) {
          walk(
            child.branches[i2],
            node,
            context,
            child.branches[i2].children.length === 1,
            inFor
          );
        }
      }
    }
    let cachedAsArray = false;
    const slotCacheKeys = [];
    if (toCache.length === children.length && node.type === 1) {
      if (node.tagType === 0 && node.codegenNode && node.codegenNode.type === 13 && isArray(node.codegenNode.children)) {
        node.codegenNode.children = getCacheExpression(
          createArrayExpression(node.codegenNode.children)
        );
        cachedAsArray = true;
      } else if (node.tagType === 1 && node.codegenNode && node.codegenNode.type === 13 && node.codegenNode.children && !isArray(node.codegenNode.children) && node.codegenNode.children.type === 15) {
        const slot = getSlotNode(node.codegenNode, "default");
        if (slot) {
          slotCacheKeys.push(context.cached.length);
          slot.returns = getCacheExpression(
            createArrayExpression(slot.returns)
          );
          cachedAsArray = true;
        }
      } else if (node.tagType === 3 && parent && parent.type === 1 && parent.tagType === 1 && parent.codegenNode && parent.codegenNode.type === 13 && parent.codegenNode.children && !isArray(parent.codegenNode.children) && parent.codegenNode.children.type === 15) {
        const slotName = findDir(node, "slot", true);
        const slot = slotName && slotName.arg && getSlotNode(parent.codegenNode, slotName.arg);
        if (slot) {
          slotCacheKeys.push(context.cached.length);
          slot.returns = getCacheExpression(
            createArrayExpression(slot.returns)
          );
          cachedAsArray = true;
        }
      }
    }
    if (!cachedAsArray) {
      for (const child of toCache) {
        slotCacheKeys.push(context.cached.length);
        child.codegenNode = context.cache(child.codegenNode);
      }
    }
    if (slotCacheKeys.length && node.type === 1 && node.tagType === 1 && node.codegenNode && node.codegenNode.type === 13 && node.codegenNode.children && !isArray(node.codegenNode.children) && node.codegenNode.children.type === 15) {
      node.codegenNode.children.properties.push(
        createObjectProperty(
          `__`,
          createSimpleExpression(JSON.stringify(slotCacheKeys), false)
        )
      );
    }
    function getCacheExpression(value) {
      const exp = context.cache(value);
      if (inFor && context.hmr) {
        exp.needArraySpread = true;
      }
      return exp;
    }
    function getSlotNode(node2, name) {
      if (node2.children && !isArray(node2.children) && node2.children.type === 15) {
        const slot = node2.children.properties.find(
          (p) => p.key === name || p.key.content === name
        );
        return slot && slot.value;
      }
    }
    if (toCache.length && context.transformHoist) {
      context.transformHoist(children, context, node);
    }
  }
  function getConstantType(node, context) {
    const { constantCache } = context;
    switch (node.type) {
      case 1:
        if (node.tagType !== 0) {
          return 0;
        }
        const cached = constantCache.get(node);
        if (cached !== void 0) {
          return cached;
        }
        const codegenNode = node.codegenNode;
        if (codegenNode.type !== 13) {
          return 0;
        }
        if (codegenNode.isBlock && node.tag !== "svg" && node.tag !== "foreignObject" && node.tag !== "math") {
          return 0;
        }
        if (codegenNode.patchFlag === void 0) {
          let returnType2 = 3;
          const generatedPropsType = getGeneratedPropsConstantType(node, context);
          if (generatedPropsType === 0) {
            constantCache.set(node, 0);
            return 0;
          }
          if (generatedPropsType < returnType2) {
            returnType2 = generatedPropsType;
          }
          for (let i = 0; i < node.children.length; i++) {
            const childType = getConstantType(node.children[i], context);
            if (childType === 0) {
              constantCache.set(node, 0);
              return 0;
            }
            if (childType < returnType2) {
              returnType2 = childType;
            }
          }
          if (returnType2 > 1) {
            for (let i = 0; i < node.props.length; i++) {
              const p = node.props[i];
              if (p.type === 7 && p.name === "bind" && p.exp) {
                const expType = getConstantType(p.exp, context);
                if (expType === 0) {
                  constantCache.set(node, 0);
                  return 0;
                }
                if (expType < returnType2) {
                  returnType2 = expType;
                }
              }
            }
          }
          if (codegenNode.isBlock) {
            for (let i = 0; i < node.props.length; i++) {
              const p = node.props[i];
              if (p.type === 7) {
                constantCache.set(node, 0);
                return 0;
              }
            }
            context.removeHelper(OPEN_BLOCK);
            context.removeHelper(
              getVNodeBlockHelper(context.inSSR, codegenNode.isComponent)
            );
            codegenNode.isBlock = false;
            context.helper(getVNodeHelper(context.inSSR, codegenNode.isComponent));
          }
          constantCache.set(node, returnType2);
          return returnType2;
        } else {
          constantCache.set(node, 0);
          return 0;
        }
      case 2:
      case 3:
        return 3;
      case 9:
      case 11:
      case 10:
        return 0;
      case 5:
      case 12:
        return getConstantType(node.content, context);
      case 4:
        return node.constType;
      case 8:
        let returnType = 3;
        for (let i = 0; i < node.children.length; i++) {
          const child = node.children[i];
          if (isString(child) || isSymbol(child)) {
            continue;
          }
          const childType = getConstantType(child, context);
          if (childType === 0) {
            return 0;
          } else if (childType < returnType) {
            returnType = childType;
          }
        }
        return returnType;
      case 20:
        return 2;
      default:
        return 0;
    }
  }
  const allowHoistedHelperSet = /* @__PURE__ */ new Set([
    NORMALIZE_CLASS,
    NORMALIZE_STYLE,
    NORMALIZE_PROPS,
    GUARD_REACTIVE_PROPS
  ]);
  function getConstantTypeOfHelperCall(value, context) {
    if (value.type === 14 && !isString(value.callee) && allowHoistedHelperSet.has(value.callee)) {
      const arg = value.arguments[0];
      if (arg.type === 4) {
        return getConstantType(arg, context);
      } else if (arg.type === 14) {
        return getConstantTypeOfHelperCall(arg, context);
      }
    }
    return 0;
  }
  function getGeneratedPropsConstantType(node, context) {
    let returnType = 3;
    const props = getNodeProps(node);
    if (props && props.type === 15) {
      const { properties } = props;
      for (let i = 0; i < properties.length; i++) {
        const { key, value } = properties[i];
        const keyType = getConstantType(key, context);
        if (keyType === 0) {
          return keyType;
        }
        if (keyType < returnType) {
          returnType = keyType;
        }
        let valueType;
        if (value.type === 4) {
          valueType = getConstantType(value, context);
        } else if (value.type === 14) {
          valueType = getConstantTypeOfHelperCall(value, context);
        } else {
          valueType = 0;
        }
        if (valueType === 0) {
          return valueType;
        }
        if (valueType < returnType) {
          returnType = valueType;
        }
      }
    }
    return returnType;
  }
  function getNodeProps(node) {
    const codegenNode = node.codegenNode;
    if (codegenNode.type === 13) {
      return codegenNode.props;
    }
  }

  function createTransformContext(root, {
    filename = "",
    prefixIdentifiers = false,
    hoistStatic = false,
    hmr = false,
    cacheHandlers = false,
    nodeTransforms = [],
    directiveTransforms = {},
    transformHoist = null,
    isBuiltInComponent = NOOP,
    isCustomElement = NOOP,
    expressionPlugins = [],
    scopeId = null,
    slotted = true,
    ssr = false,
    inSSR = false,
    ssrCssVars = ``,
    bindingMetadata = EMPTY_OBJ,
    inline = false,
    isTS = false,
    onError = defaultOnError,
    onWarn = defaultOnWarn,
    compatConfig
  }) {
    const nameMatch = filename.replace(/\?.*$/, "").match(/([^/\\]+)\.\w+$/);
    const context = {
      // options
      filename,
      selfName: nameMatch && capitalize(camelize(nameMatch[1])),
      prefixIdentifiers,
      hoistStatic,
      hmr,
      cacheHandlers,
      nodeTransforms,
      directiveTransforms,
      transformHoist,
      isBuiltInComponent,
      isCustomElement,
      expressionPlugins,
      scopeId,
      slotted,
      ssr,
      inSSR,
      ssrCssVars,
      bindingMetadata,
      inline,
      isTS,
      onError,
      onWarn,
      compatConfig,
      // state
      root,
      helpers: /* @__PURE__ */ new Map(),
      components: /* @__PURE__ */ new Set(),
      directives: /* @__PURE__ */ new Set(),
      hoists: [],
      imports: [],
      cached: [],
      constantCache: /* @__PURE__ */ new WeakMap(),
      temps: 0,
      identifiers: /* @__PURE__ */ Object.create(null),
      scopes: {
        vFor: 0,
        vSlot: 0,
        vPre: 0,
        vOnce: 0
      },
      parent: null,
      grandParent: null,
      currentNode: root,
      childIndex: 0,
      inVOnce: false,
      // methods
      helper(name) {
        const count = context.helpers.get(name) || 0;
        context.helpers.set(name, count + 1);
        return name;
      },
      removeHelper(name) {
        const count = context.helpers.get(name);
        if (count) {
          const currentCount = count - 1;
          if (!currentCount) {
            context.helpers.delete(name);
          } else {
            context.helpers.set(name, currentCount);
          }
        }
      },
      helperString(name) {
        return `_${helperNameMap[context.helper(name)]}`;
      },
      replaceNode(node) {
        {
          if (!context.currentNode) {
            throw new Error(`Node being replaced is already removed.`);
          }
          if (!context.parent) {
            throw new Error(`Cannot replace root node.`);
          }
        }
        context.parent.children[context.childIndex] = context.currentNode = node;
      },
      removeNode(node) {
        if (!context.parent) {
          throw new Error(`Cannot remove root node.`);
        }
        const list = context.parent.children;
        const removalIndex = node ? list.indexOf(node) : context.currentNode ? context.childIndex : -1;
        if (removalIndex < 0) {
          throw new Error(`node being removed is not a child of current parent`);
        }
        if (!node || node === context.currentNode) {
          context.currentNode = null;
          context.onNodeRemoved();
        } else {
          if (context.childIndex > removalIndex) {
            context.childIndex--;
            context.onNodeRemoved();
          }
        }
        context.parent.children.splice(removalIndex, 1);
      },
      onNodeRemoved: NOOP,
      addIdentifiers(exp) {
      },
      removeIdentifiers(exp) {
      },
      hoist(exp) {
        if (isString(exp)) exp = createSimpleExpression(exp);
        context.hoists.push(exp);
        const identifier = createSimpleExpression(
          `_hoisted_${context.hoists.length}`,
          false,
          exp.loc,
          2
        );
        identifier.hoisted = exp;
        return identifier;
      },
      cache(exp, isVNode = false, inVOnce = false) {
        const cacheExp = createCacheExpression(
          context.cached.length,
          exp,
          isVNode,
          inVOnce
        );
        context.cached.push(cacheExp);
        return cacheExp;
      }
    };
    {
      context.filters = /* @__PURE__ */ new Set();
    }
    return context;
  }
  function transform(root, options) {
    const context = createTransformContext(root, options);
    traverseNode(root, context);
    if (options.hoistStatic) {
      cacheStatic(root, context);
    }
    if (!options.ssr) {
      createRootCodegen(root, context);
    }
    root.helpers = /* @__PURE__ */ new Set([...context.helpers.keys()]);
    root.components = [...context.components];
    root.directives = [...context.directives];
    root.imports = context.imports;
    root.hoists = context.hoists;
    root.temps = context.temps;
    root.cached = context.cached;
    root.transformed = true;
    {
      root.filters = [...context.filters];
    }
  }
  function createRootCodegen(root, context) {
    const { helper } = context;
    const { children } = root;
    if (children.length === 1) {
      const singleElementRootChild = getSingleElementRoot(root);
      if (singleElementRootChild && singleElementRootChild.codegenNode) {
        const codegenNode = singleElementRootChild.codegenNode;
        if (codegenNode.type === 13) {
          convertToBlock(codegenNode, context);
        }
        root.codegenNode = codegenNode;
      } else {
        root.codegenNode = children[0];
      }
    } else if (children.length > 1) {
      let patchFlag = 64;
      if (children.filter((c) => c.type !== 3).length === 1) {
        patchFlag |= 2048;
      }
      root.codegenNode = createVNodeCall(
        context,
        helper(FRAGMENT),
        void 0,
        root.children,
        patchFlag,
        void 0,
        void 0,
        true,
        void 0,
        false
      );
    } else ;
  }
  function traverseChildren(parent, context) {
    let i = 0;
    const nodeRemoved = () => {
      i--;
    };
    for (; i < parent.children.length; i++) {
      const child = parent.children[i];
      if (isString(child)) continue;
      context.grandParent = context.parent;
      context.parent = parent;
      context.childIndex = i;
      context.onNodeRemoved = nodeRemoved;
      traverseNode(child, context);
    }
  }
  function traverseNode(node, context) {
    context.currentNode = node;
    const { nodeTransforms } = context;
    const exitFns = [];
    for (let i2 = 0; i2 < nodeTransforms.length; i2++) {
      const onExit = nodeTransforms[i2](node, context);
      if (onExit) {
        if (isArray(onExit)) {
          exitFns.push(...onExit);
        } else {
          exitFns.push(onExit);
        }
      }
      if (!context.currentNode) {
        return;
      } else {
        node = context.currentNode;
      }
    }
    switch (node.type) {
      case 3:
        if (!context.ssr) {
          context.helper(CREATE_COMMENT);
        }
        break;
      case 5:
        if (!context.ssr) {
          context.helper(TO_DISPLAY_STRING);
        }
        break;
      // for container types, further traverse downwards
      case 9:
        for (let i2 = 0; i2 < node.branches.length; i2++) {
          traverseNode(node.branches[i2], context);
        }
        break;
      case 10:
      case 11:
      case 1:
      case 0:
        traverseChildren(node, context);
        break;
    }
    context.currentNode = node;
    let i = exitFns.length;
    while (i--) {
      exitFns[i]();
    }
  }
  function createStructuralDirectiveTransform(name, fn) {
    const matches = isString(name) ? (n) => n === name : (n) => name.test(n);
    return (node, context) => {
      if (node.type === 1) {
        const { props } = node;
        if (node.tagType === 3 && props.some(isVSlot)) {
          return;
        }
        const exitFns = [];
        for (let i = 0; i < props.length; i++) {
          const prop = props[i];
          if (prop.type === 7 && matches(prop.name)) {
            props.splice(i, 1);
            i--;
            const onExit = fn(node, prop, context);
            if (onExit) exitFns.push(onExit);
          }
        }
        return exitFns;
      }
    };
  }

  const PURE_ANNOTATION = `/*@__PURE__*/`;
  const aliasHelper = (s) => `${helperNameMap[s]}: _${helperNameMap[s]}`;
  function createCodegenContext(ast, {
    mode = "function",
    prefixIdentifiers = mode === "module",
    sourceMap = false,
    filename = `template.vue.html`,
    scopeId = null,
    optimizeImports = false,
    runtimeGlobalName = `Vue`,
    runtimeModuleName = `vue`,
    ssrRuntimeModuleName = "vue/server-renderer",
    ssr = false,
    isTS = false,
    inSSR = false
  }) {
    const context = {
      mode,
      prefixIdentifiers,
      sourceMap,
      filename,
      scopeId,
      optimizeImports,
      runtimeGlobalName,
      runtimeModuleName,
      ssrRuntimeModuleName,
      ssr,
      isTS,
      inSSR,
      source: ast.source,
      code: ``,
      column: 1,
      line: 1,
      offset: 0,
      indentLevel: 0,
      pure: false,
      map: void 0,
      helper(key) {
        return `_${helperNameMap[key]}`;
      },
      push(code, newlineIndex = -2 /* None */, node) {
        context.code += code;
      },
      indent() {
        newline(++context.indentLevel);
      },
      deindent(withoutNewLine = false) {
        if (withoutNewLine) {
          --context.indentLevel;
        } else {
          newline(--context.indentLevel);
        }
      },
      newline() {
        newline(context.indentLevel);
      }
    };
    function newline(n) {
      context.push("\n" + `  `.repeat(n), 0 /* Start */);
    }
    return context;
  }
  function generate(ast, options = {}) {
    const context = createCodegenContext(ast, options);
    if (options.onContextCreated) options.onContextCreated(context);
    const {
      mode,
      push,
      prefixIdentifiers,
      indent,
      deindent,
      newline,
      scopeId,
      ssr
    } = context;
    const helpers = Array.from(ast.helpers);
    const hasHelpers = helpers.length > 0;
    const useWithBlock = !prefixIdentifiers && mode !== "module";
    const preambleContext = context;
    {
      genFunctionPreamble(ast, preambleContext);
    }
    const functionName = ssr ? `ssrRender` : `render`;
    const args = ssr ? ["_ctx", "_push", "_parent", "_attrs"] : ["_ctx", "_cache"];
    const signature = args.join(", ");
    {
      push(`function ${functionName}(${signature}) {`);
    }
    indent();
    if (useWithBlock) {
      push(`with (_ctx) {`);
      indent();
      if (hasHelpers) {
        push(
          `const { ${helpers.map(aliasHelper).join(", ")} } = _Vue
`,
          -1 /* End */
        );
        newline();
      }
    }
    if (ast.components.length) {
      genAssets(ast.components, "component", context);
      if (ast.directives.length || ast.temps > 0) {
        newline();
      }
    }
    if (ast.directives.length) {
      genAssets(ast.directives, "directive", context);
      if (ast.temps > 0) {
        newline();
      }
    }
    if (ast.filters && ast.filters.length) {
      newline();
      genAssets(ast.filters, "filter", context);
      newline();
    }
    if (ast.temps > 0) {
      push(`let `);
      for (let i = 0; i < ast.temps; i++) {
        push(`${i > 0 ? `, ` : ``}_temp${i}`);
      }
    }
    if (ast.components.length || ast.directives.length || ast.temps) {
      push(`
`, 0 /* Start */);
      newline();
    }
    if (!ssr) {
      push(`return `);
    }
    if (ast.codegenNode) {
      genNode(ast.codegenNode, context);
    } else {
      push(`null`);
    }
    if (useWithBlock) {
      deindent();
      push(`}`);
    }
    deindent();
    push(`}`);
    return {
      ast,
      code: context.code,
      preamble: ``,
      map: context.map ? context.map.toJSON() : void 0
    };
  }
  function genFunctionPreamble(ast, context) {
    const {
      ssr,
      prefixIdentifiers,
      push,
      newline,
      runtimeModuleName,
      runtimeGlobalName,
      ssrRuntimeModuleName
    } = context;
    const VueBinding = runtimeGlobalName;
    const helpers = Array.from(ast.helpers);
    if (helpers.length > 0) {
      {
        push(`const _Vue = ${VueBinding}
`, -1 /* End */);
        if (ast.hoists.length) {
          const staticHelpers = [
            CREATE_VNODE,
            CREATE_ELEMENT_VNODE,
            CREATE_COMMENT,
            CREATE_TEXT,
            CREATE_STATIC
          ].filter((helper) => helpers.includes(helper)).map(aliasHelper).join(", ");
          push(`const { ${staticHelpers} } = _Vue
`, -1 /* End */);
        }
      }
    }
    genHoists(ast.hoists, context);
    newline();
    push(`return `);
  }
  function genAssets(assets, type, { helper, push, newline, isTS }) {
    const resolver = helper(
      type === "filter" ? RESOLVE_FILTER : type === "component" ? RESOLVE_COMPONENT : RESOLVE_DIRECTIVE
    );
    for (let i = 0; i < assets.length; i++) {
      let id = assets[i];
      const maybeSelfReference = id.endsWith("__self");
      if (maybeSelfReference) {
        id = id.slice(0, -6);
      }
      push(
        `const ${toValidAssetId(id, type)} = ${resolver}(${JSON.stringify(id)}${maybeSelfReference ? `, true` : ``})${isTS ? `!` : ``}`
      );
      if (i < assets.length - 1) {
        newline();
      }
    }
  }
  function genHoists(hoists, context) {
    if (!hoists.length) {
      return;
    }
    context.pure = true;
    const { push, newline } = context;
    newline();
    for (let i = 0; i < hoists.length; i++) {
      const exp = hoists[i];
      if (exp) {
        push(`const _hoisted_${i + 1} = `);
        genNode(exp, context);
        newline();
      }
    }
    context.pure = false;
  }
  function isText(n) {
    return isString(n) || n.type === 4 || n.type === 2 || n.type === 5 || n.type === 8;
  }
  function genNodeListAsArray(nodes, context) {
    const multilines = nodes.length > 3 || nodes.some((n) => isArray(n) || !isText(n));
    context.push(`[`);
    multilines && context.indent();
    genNodeList(nodes, context, multilines);
    multilines && context.deindent();
    context.push(`]`);
  }
  function genNodeList(nodes, context, multilines = false, comma = true) {
    const { push, newline } = context;
    for (let i = 0; i < nodes.length; i++) {
      const node = nodes[i];
      if (isString(node)) {
        push(node, -3 /* Unknown */);
      } else if (isArray(node)) {
        genNodeListAsArray(node, context);
      } else {
        genNode(node, context);
      }
      if (i < nodes.length - 1) {
        if (multilines) {
          comma && push(",");
          newline();
        } else {
          comma && push(", ");
        }
      }
    }
  }
  function genNode(node, context) {
    if (isString(node)) {
      context.push(node, -3 /* Unknown */);
      return;
    }
    if (isSymbol(node)) {
      context.push(context.helper(node));
      return;
    }
    switch (node.type) {
      case 1:
      case 9:
      case 11:
        assert(
          node.codegenNode != null,
          `Codegen node is missing for element/if/for node. Apply appropriate transforms first.`
        );
        genNode(node.codegenNode, context);
        break;
      case 2:
        genText(node, context);
        break;
      case 4:
        genExpression(node, context);
        break;
      case 5:
        genInterpolation(node, context);
        break;
      case 12:
        genNode(node.codegenNode, context);
        break;
      case 8:
        genCompoundExpression(node, context);
        break;
      case 3:
        genComment(node, context);
        break;
      case 13:
        genVNodeCall(node, context);
        break;
      case 14:
        genCallExpression(node, context);
        break;
      case 15:
        genObjectExpression(node, context);
        break;
      case 17:
        genArrayExpression(node, context);
        break;
      case 18:
        genFunctionExpression(node, context);
        break;
      case 19:
        genConditionalExpression(node, context);
        break;
      case 20:
        genCacheExpression(node, context);
        break;
      case 21:
        genNodeList(node.body, context, true, false);
        break;
      // SSR only types
      case 22:
        break;
      case 23:
        break;
      case 24:
        break;
      case 25:
        break;
      case 26:
        break;
      /* v8 ignore start */
      case 10:
        break;
      default:
        {
          assert(false, `unhandled codegen node type: ${node.type}`);
          const exhaustiveCheck = node;
          return exhaustiveCheck;
        }
    }
  }
  function genText(node, context) {
    context.push(JSON.stringify(node.content), -3 /* Unknown */, node);
  }
  function genExpression(node, context) {
    const { content, isStatic } = node;
    context.push(
      isStatic ? JSON.stringify(content) : content,
      -3 /* Unknown */,
      node
    );
  }
  function genInterpolation(node, context) {
    const { push, helper, pure } = context;
    if (pure) push(PURE_ANNOTATION);
    push(`${helper(TO_DISPLAY_STRING)}(`);
    genNode(node.content, context);
    push(`)`);
  }
  function genCompoundExpression(node, context) {
    for (let i = 0; i < node.children.length; i++) {
      const child = node.children[i];
      if (isString(child)) {
        context.push(child, -3 /* Unknown */);
      } else {
        genNode(child, context);
      }
    }
  }
  function genExpressionAsPropertyKey(node, context) {
    const { push } = context;
    if (node.type === 8) {
      push(`[`);
      genCompoundExpression(node, context);
      push(`]`);
    } else if (node.isStatic) {
      const text = isSimpleIdentifier(node.content) ? node.content : JSON.stringify(node.content);
      push(text, -2 /* None */, node);
    } else {
      push(`[${node.content}]`, -3 /* Unknown */, node);
    }
  }
  function genComment(node, context) {
    const { push, helper, pure } = context;
    if (pure) {
      push(PURE_ANNOTATION);
    }
    push(
      `${helper(CREATE_COMMENT)}(${JSON.stringify(node.content)})`,
      -3 /* Unknown */,
      node
    );
  }
  function genVNodeCall(node, context) {
    const { push, helper, pure } = context;
    const {
      tag,
      props,
      children,
      patchFlag,
      dynamicProps,
      directives,
      isBlock,
      disableTracking,
      isComponent
    } = node;
    let patchFlagString;
    if (patchFlag) {
      {
        if (patchFlag < 0) {
          patchFlagString = patchFlag + ` /* ${PatchFlagNames[patchFlag]} */`;
        } else {
          const flagNames = Object.keys(PatchFlagNames).map(Number).filter((n) => n > 0 && patchFlag & n).map((n) => PatchFlagNames[n]).join(`, `);
          patchFlagString = patchFlag + ` /* ${flagNames} */`;
        }
      }
    }
    if (directives) {
      push(helper(WITH_DIRECTIVES) + `(`);
    }
    if (isBlock) {
      push(`(${helper(OPEN_BLOCK)}(${disableTracking ? `true` : ``}), `);
    }
    if (pure) {
      push(PURE_ANNOTATION);
    }
    const callHelper = isBlock ? getVNodeBlockHelper(context.inSSR, isComponent) : getVNodeHelper(context.inSSR, isComponent);
    push(helper(callHelper) + `(`, -2 /* None */, node);
    genNodeList(
      genNullableArgs([tag, props, children, patchFlagString, dynamicProps]),
      context
    );
    push(`)`);
    if (isBlock) {
      push(`)`);
    }
    if (directives) {
      push(`, `);
      genNode(directives, context);
      push(`)`);
    }
  }
  function genNullableArgs(args) {
    let i = args.length;
    while (i--) {
      if (args[i] != null) break;
    }
    return args.slice(0, i + 1).map((arg) => arg || `null`);
  }
  function genCallExpression(node, context) {
    const { push, helper, pure } = context;
    const callee = isString(node.callee) ? node.callee : helper(node.callee);
    if (pure) {
      push(PURE_ANNOTATION);
    }
    push(callee + `(`, -2 /* None */, node);
    genNodeList(node.arguments, context);
    push(`)`);
  }
  function genObjectExpression(node, context) {
    const { push, indent, deindent, newline } = context;
    const { properties } = node;
    if (!properties.length) {
      push(`{}`, -2 /* None */, node);
      return;
    }
    const multilines = properties.length > 1 || properties.some((p) => p.value.type !== 4);
    push(multilines ? `{` : `{ `);
    multilines && indent();
    for (let i = 0; i < properties.length; i++) {
      const { key, value } = properties[i];
      genExpressionAsPropertyKey(key, context);
      push(`: `);
      genNode(value, context);
      if (i < properties.length - 1) {
        push(`,`);
        newline();
      }
    }
    multilines && deindent();
    push(multilines ? `}` : ` }`);
  }
  function genArrayExpression(node, context) {
    genNodeListAsArray(node.elements, context);
  }
  function genFunctionExpression(node, context) {
    const { push, indent, deindent } = context;
    const { params, returns, body, newline, isSlot } = node;
    if (isSlot) {
      push(`_${helperNameMap[WITH_CTX]}(`);
    }
    push(`(`, -2 /* None */, node);
    if (isArray(params)) {
      genNodeList(params, context);
    } else if (params) {
      genNode(params, context);
    }
    push(`) => `);
    if (newline || body) {
      push(`{`);
      indent();
    }
    if (returns) {
      if (newline) {
        push(`return `);
      }
      if (isArray(returns)) {
        genNodeListAsArray(returns, context);
      } else {
        genNode(returns, context);
      }
    } else if (body) {
      genNode(body, context);
    }
    if (newline || body) {
      deindent();
      push(`}`);
    }
    if (isSlot) {
      if (node.isNonScopedSlot) {
        push(`, undefined, true`);
      }
      push(`)`);
    }
  }
  function genConditionalExpression(node, context) {
    const { test, consequent, alternate, newline: needNewline } = node;
    const { push, indent, deindent, newline } = context;
    if (test.type === 4) {
      const needsParens = !isSimpleIdentifier(test.content);
      needsParens && push(`(`);
      genExpression(test, context);
      needsParens && push(`)`);
    } else {
      push(`(`);
      genNode(test, context);
      push(`)`);
    }
    needNewline && indent();
    context.indentLevel++;
    needNewline || push(` `);
    push(`? `);
    genNode(consequent, context);
    context.indentLevel--;
    needNewline && newline();
    needNewline || push(` `);
    push(`: `);
    const isNested = alternate.type === 19;
    if (!isNested) {
      context.indentLevel++;
    }
    genNode(alternate, context);
    if (!isNested) {
      context.indentLevel--;
    }
    needNewline && deindent(
      true
      /* without newline */
    );
  }
  function genCacheExpression(node, context) {
    const { push, helper, indent, deindent, newline } = context;
    const { needPauseTracking, needArraySpread } = node;
    if (needArraySpread) {
      push(`[...(`);
    }
    push(`_cache[${node.index}] || (`);
    if (needPauseTracking) {
      indent();
      push(`${helper(SET_BLOCK_TRACKING)}(-1`);
      if (node.inVOnce) push(`, true`);
      push(`),`);
      newline();
      push(`(`);
    }
    push(`_cache[${node.index}] = `);
    genNode(node.value, context);
    if (needPauseTracking) {
      push(`).cacheIndex = ${node.index},`);
      newline();
      push(`${helper(SET_BLOCK_TRACKING)}(1),`);
      newline();
      push(`_cache[${node.index}]`);
      deindent();
    }
    push(`)`);
    if (needArraySpread) {
      push(`)]`);
    }
  }

  const prohibitedKeywordRE = new RegExp(
    "\\b" + "arguments,await,break,case,catch,class,const,continue,debugger,default,delete,do,else,export,extends,finally,for,function,if,import,let,new,return,super,switch,throw,try,var,void,while,with,yield".split(",").join("\\b|\\b") + "\\b"
  );
  const stripStringRE = /'(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`/g;
  function validateBrowserExpression(node, context, asParams = false, asRawStatements = false) {
    const exp = node.content;
    if (!exp.trim()) {
      return;
    }
    try {
      new Function(
        asRawStatements ? ` ${exp} ` : `return ${asParams ? `(${exp}) => {}` : `(${exp})`}`
      );
    } catch (e) {
      let message = e.message;
      const keywordMatch = exp.replace(stripStringRE, "").match(prohibitedKeywordRE);
      if (keywordMatch) {
        message = `avoid using JavaScript keyword as property name: "${keywordMatch[0]}"`;
      }
      context.onError(
        createCompilerError(
          45,
          node.loc,
          void 0,
          message
        )
      );
    }
  }

  const transformExpression = (node, context) => {
    if (node.type === 5) {
      node.content = processExpression(
        node.content,
        context
      );
    } else if (node.type === 1) {
      const memo = findDir(node, "memo");
      for (let i = 0; i < node.props.length; i++) {
        const dir = node.props[i];
        if (dir.type === 7 && dir.name !== "for") {
          const exp = dir.exp;
          const arg = dir.arg;
          if (exp && exp.type === 4 && !(dir.name === "on" && arg) && // key has been processed in transformFor(vMemo + vFor)
          !(memo && arg && arg.type === 4 && arg.content === "key")) {
            dir.exp = processExpression(
              exp,
              context,
              // slot args must be processed as function params
              dir.name === "slot"
            );
          }
          if (arg && arg.type === 4 && !arg.isStatic) {
            dir.arg = processExpression(arg, context);
          }
        }
      }
    }
  };
  function processExpression(node, context, asParams = false, asRawStatements = false, localVars = Object.create(context.identifiers)) {
    {
      {
        validateBrowserExpression(node, context, asParams, asRawStatements);
      }
      return node;
    }
  }
  function stringifyExpression(exp) {
    if (isString(exp)) {
      return exp;
    } else if (exp.type === 4) {
      return exp.content;
    } else {
      return exp.children.map(stringifyExpression).join("");
    }
  }

  const transformIf = createStructuralDirectiveTransform(
    /^(if|else|else-if)$/,
    (node, dir, context) => {
      return processIf(node, dir, context, (ifNode, branch, isRoot) => {
        const siblings = context.parent.children;
        let i = siblings.indexOf(ifNode);
        let key = 0;
        while (i-- >= 0) {
          const sibling = siblings[i];
          if (sibling && sibling.type === 9) {
            key += sibling.branches.length;
          }
        }
        return () => {
          if (isRoot) {
            ifNode.codegenNode = createCodegenNodeForBranch(
              branch,
              key,
              context
            );
          } else {
            const parentCondition = getParentCondition(ifNode.codegenNode);
            parentCondition.alternate = createCodegenNodeForBranch(
              branch,
              key + ifNode.branches.length - 1,
              context
            );
          }
        };
      });
    }
  );
  function processIf(node, dir, context, processCodegen) {
    if (dir.name !== "else" && (!dir.exp || !dir.exp.content.trim())) {
      const loc = dir.exp ? dir.exp.loc : node.loc;
      context.onError(
        createCompilerError(28, dir.loc)
      );
      dir.exp = createSimpleExpression(`true`, false, loc);
    }
    if (dir.exp) {
      validateBrowserExpression(dir.exp, context);
    }
    if (dir.name === "if") {
      const branch = createIfBranch(node, dir);
      const ifNode = {
        type: 9,
        loc: cloneLoc(node.loc),
        branches: [branch]
      };
      context.replaceNode(ifNode);
      if (processCodegen) {
        return processCodegen(ifNode, branch, true);
      }
    } else {
      const siblings = context.parent.children;
      const comments = [];
      let i = siblings.indexOf(node);
      while (i-- >= -1) {
        const sibling = siblings[i];
        if (sibling && sibling.type === 3) {
          context.removeNode(sibling);
          comments.unshift(sibling);
          continue;
        }
        if (sibling && sibling.type === 2 && !sibling.content.trim().length) {
          context.removeNode(sibling);
          continue;
        }
        if (sibling && sibling.type === 9) {
          if (dir.name === "else-if" && sibling.branches[sibling.branches.length - 1].condition === void 0) {
            context.onError(
              createCompilerError(30, node.loc)
            );
          }
          context.removeNode();
          const branch = createIfBranch(node, dir);
          if (comments.length && // #3619 ignore comments if the v-if is direct child of <transition>
          !(context.parent && context.parent.type === 1 && (context.parent.tag === "transition" || context.parent.tag === "Transition"))) {
            branch.children = [...comments, ...branch.children];
          }
          {
            const key = branch.userKey;
            if (key) {
              sibling.branches.forEach(({ userKey }) => {
                if (isSameKey(userKey, key)) {
                  context.onError(
                    createCompilerError(
                      29,
                      branch.userKey.loc
                    )
                  );
                }
              });
            }
          }
          sibling.branches.push(branch);
          const onExit = processCodegen && processCodegen(sibling, branch, false);
          traverseNode(branch, context);
          if (onExit) onExit();
          context.currentNode = null;
        } else {
          context.onError(
            createCompilerError(30, node.loc)
          );
        }
        break;
      }
    }
  }
  function createIfBranch(node, dir) {
    const isTemplateIf = node.tagType === 3;
    return {
      type: 10,
      loc: node.loc,
      condition: dir.name === "else" ? void 0 : dir.exp,
      children: isTemplateIf && !findDir(node, "for") ? node.children : [node],
      userKey: findProp(node, `key`),
      isTemplateIf
    };
  }
  function createCodegenNodeForBranch(branch, keyIndex, context) {
    if (branch.condition) {
      return createConditionalExpression(
        branch.condition,
        createChildrenCodegenNode(branch, keyIndex, context),
        // make sure to pass in asBlock: true so that the comment node call
        // closes the current block.
        createCallExpression(context.helper(CREATE_COMMENT), [
          '"v-if"' ,
          "true"
        ])
      );
    } else {
      return createChildrenCodegenNode(branch, keyIndex, context);
    }
  }
  function createChildrenCodegenNode(branch, keyIndex, context) {
    const { helper } = context;
    const keyProperty = createObjectProperty(
      `key`,
      createSimpleExpression(
        `${keyIndex}`,
        false,
        locStub,
        2
      )
    );
    const { children } = branch;
    const firstChild = children[0];
    const needFragmentWrapper = children.length !== 1 || firstChild.type !== 1;
    if (needFragmentWrapper) {
      if (children.length === 1 && firstChild.type === 11) {
        const vnodeCall = firstChild.codegenNode;
        injectProp(vnodeCall, keyProperty, context);
        return vnodeCall;
      } else {
        let patchFlag = 64;
        if (!branch.isTemplateIf && children.filter((c) => c.type !== 3).length === 1) {
          patchFlag |= 2048;
        }
        return createVNodeCall(
          context,
          helper(FRAGMENT),
          createObjectExpression([keyProperty]),
          children,
          patchFlag,
          void 0,
          void 0,
          true,
          false,
          false,
          branch.loc
        );
      }
    } else {
      const ret = firstChild.codegenNode;
      const vnodeCall = getMemoedVNodeCall(ret);
      if (vnodeCall.type === 13) {
        convertToBlock(vnodeCall, context);
      }
      injectProp(vnodeCall, keyProperty, context);
      return ret;
    }
  }
  function isSameKey(a, b) {
    if (!a || a.type !== b.type) {
      return false;
    }
    if (a.type === 6) {
      if (a.value.content !== b.value.content) {
        return false;
      }
    } else {
      const exp = a.exp;
      const branchExp = b.exp;
      if (exp.type !== branchExp.type) {
        return false;
      }
      if (exp.type !== 4 || exp.isStatic !== branchExp.isStatic || exp.content !== branchExp.content) {
        return false;
      }
    }
    return true;
  }
  function getParentCondition(node) {
    while (true) {
      if (node.type === 19) {
        if (node.alternate.type === 19) {
          node = node.alternate;
        } else {
          return node;
        }
      } else if (node.type === 20) {
        node = node.value;
      }
    }
  }

  const transformBind = (dir, _node, context) => {
    const { modifiers, loc } = dir;
    const arg = dir.arg;
    let { exp } = dir;
    if (exp && exp.type === 4 && !exp.content.trim()) {
      {
        exp = void 0;
      }
    }
    if (!exp) {
      if (arg.type !== 4 || !arg.isStatic) {
        context.onError(
          createCompilerError(
            52,
            arg.loc
          )
        );
        return {
          props: [
            createObjectProperty(arg, createSimpleExpression("", true, loc))
          ]
        };
      }
      transformBindShorthand(dir);
      exp = dir.exp;
    }
    if (arg.type !== 4) {
      arg.children.unshift(`(`);
      arg.children.push(`) || ""`);
    } else if (!arg.isStatic) {
      arg.content = arg.content ? `${arg.content} || ""` : `""`;
    }
    if (modifiers.some((mod) => mod.content === "camel")) {
      if (arg.type === 4) {
        if (arg.isStatic) {
          arg.content = camelize(arg.content);
        } else {
          arg.content = `${context.helperString(CAMELIZE)}(${arg.content})`;
        }
      } else {
        arg.children.unshift(`${context.helperString(CAMELIZE)}(`);
        arg.children.push(`)`);
      }
    }
    if (!context.inSSR) {
      if (modifiers.some((mod) => mod.content === "prop")) {
        injectPrefix(arg, ".");
      }
      if (modifiers.some((mod) => mod.content === "attr")) {
        injectPrefix(arg, "^");
      }
    }
    return {
      props: [createObjectProperty(arg, exp)]
    };
  };
  const transformBindShorthand = (dir, context) => {
    const arg = dir.arg;
    const propName = camelize(arg.content);
    dir.exp = createSimpleExpression(propName, false, arg.loc);
  };
  const injectPrefix = (arg, prefix) => {
    if (arg.type === 4) {
      if (arg.isStatic) {
        arg.content = prefix + arg.content;
      } else {
        arg.content = `\`${prefix}\${${arg.content}}\``;
      }
    } else {
      arg.children.unshift(`'${prefix}' + (`);
      arg.children.push(`)`);
    }
  };

  const transformFor = createStructuralDirectiveTransform(
    "for",
    (node, dir, context) => {
      const { helper, removeHelper } = context;
      return processFor(node, dir, context, (forNode) => {
        const renderExp = createCallExpression(helper(RENDER_LIST), [
          forNode.source
        ]);
        const isTemplate = isTemplateNode(node);
        const memo = findDir(node, "memo");
        const keyProp = findProp(node, `key`, false, true);
        const isDirKey = keyProp && keyProp.type === 7;
        if (isDirKey && !keyProp.exp) {
          transformBindShorthand(keyProp);
        }
        let keyExp = keyProp && (keyProp.type === 6 ? keyProp.value ? createSimpleExpression(keyProp.value.content, true) : void 0 : keyProp.exp);
        const keyProperty = keyProp && keyExp ? createObjectProperty(`key`, keyExp) : null;
        const isStableFragment = forNode.source.type === 4 && forNode.source.constType > 0;
        const fragmentFlag = isStableFragment ? 64 : keyProp ? 128 : 256;
        forNode.codegenNode = createVNodeCall(
          context,
          helper(FRAGMENT),
          void 0,
          renderExp,
          fragmentFlag,
          void 0,
          void 0,
          true,
          !isStableFragment,
          false,
          node.loc
        );
        return () => {
          let childBlock;
          const { children } = forNode;
          if (isTemplate) {
            node.children.some((c) => {
              if (c.type === 1) {
                const key = findProp(c, "key");
                if (key) {
                  context.onError(
                    createCompilerError(
                      33,
                      key.loc
                    )
                  );
                  return true;
                }
              }
            });
          }
          const needFragmentWrapper = children.length !== 1 || children[0].type !== 1;
          const slotOutlet = isSlotOutlet(node) ? node : isTemplate && node.children.length === 1 && isSlotOutlet(node.children[0]) ? node.children[0] : null;
          if (slotOutlet) {
            childBlock = slotOutlet.codegenNode;
            if (isTemplate && keyProperty) {
              injectProp(childBlock, keyProperty, context);
            }
          } else if (needFragmentWrapper) {
            childBlock = createVNodeCall(
              context,
              helper(FRAGMENT),
              keyProperty ? createObjectExpression([keyProperty]) : void 0,
              node.children,
              64,
              void 0,
              void 0,
              true,
              void 0,
              false
            );
          } else {
            childBlock = children[0].codegenNode;
            if (isTemplate && keyProperty) {
              injectProp(childBlock, keyProperty, context);
            }
            if (childBlock.isBlock !== !isStableFragment) {
              if (childBlock.isBlock) {
                removeHelper(OPEN_BLOCK);
                removeHelper(
                  getVNodeBlockHelper(context.inSSR, childBlock.isComponent)
                );
              } else {
                removeHelper(
                  getVNodeHelper(context.inSSR, childBlock.isComponent)
                );
              }
            }
            childBlock.isBlock = !isStableFragment;
            if (childBlock.isBlock) {
              helper(OPEN_BLOCK);
              helper(getVNodeBlockHelper(context.inSSR, childBlock.isComponent));
            } else {
              helper(getVNodeHelper(context.inSSR, childBlock.isComponent));
            }
          }
          if (memo) {
            const loop = createFunctionExpression(
              createForLoopParams(forNode.parseResult, [
                createSimpleExpression(`_cached`)
              ])
            );
            loop.body = createBlockStatement([
              createCompoundExpression([`const _memo = (`, memo.exp, `)`]),
              createCompoundExpression([
                `if (_cached`,
                ...keyExp ? [` && _cached.key === `, keyExp] : [],
                ` && ${context.helperString(
                IS_MEMO_SAME
              )}(_cached, _memo)) return _cached`
              ]),
              createCompoundExpression([`const _item = `, childBlock]),
              createSimpleExpression(`_item.memo = _memo`),
              createSimpleExpression(`return _item`)
            ]);
            renderExp.arguments.push(
              loop,
              createSimpleExpression(`_cache`),
              createSimpleExpression(String(context.cached.length))
            );
            context.cached.push(null);
          } else {
            renderExp.arguments.push(
              createFunctionExpression(
                createForLoopParams(forNode.parseResult),
                childBlock,
                true
              )
            );
          }
        };
      });
    }
  );
  function processFor(node, dir, context, processCodegen) {
    if (!dir.exp) {
      context.onError(
        createCompilerError(31, dir.loc)
      );
      return;
    }
    const parseResult = dir.forParseResult;
    if (!parseResult) {
      context.onError(
        createCompilerError(32, dir.loc)
      );
      return;
    }
    finalizeForParseResult(parseResult, context);
    const { addIdentifiers, removeIdentifiers, scopes } = context;
    const { source, value, key, index } = parseResult;
    const forNode = {
      type: 11,
      loc: dir.loc,
      source,
      valueAlias: value,
      keyAlias: key,
      objectIndexAlias: index,
      parseResult,
      children: isTemplateNode(node) ? node.children : [node]
    };
    context.replaceNode(forNode);
    scopes.vFor++;
    const onExit = processCodegen && processCodegen(forNode);
    return () => {
      scopes.vFor--;
      if (onExit) onExit();
    };
  }
  function finalizeForParseResult(result, context) {
    if (result.finalized) return;
    {
      validateBrowserExpression(result.source, context);
      if (result.key) {
        validateBrowserExpression(
          result.key,
          context,
          true
        );
      }
      if (result.index) {
        validateBrowserExpression(
          result.index,
          context,
          true
        );
      }
      if (result.value) {
        validateBrowserExpression(
          result.value,
          context,
          true
        );
      }
    }
    result.finalized = true;
  }
  function createForLoopParams({ value, key, index }, memoArgs = []) {
    return createParamsList([value, key, index, ...memoArgs]);
  }
  function createParamsList(args) {
    let i = args.length;
    while (i--) {
      if (args[i]) break;
    }
    return args.slice(0, i + 1).map((arg, i2) => arg || createSimpleExpression(`_`.repeat(i2 + 1), false));
  }

  const defaultFallback = createSimpleExpression(`undefined`, false);
  const trackSlotScopes = (node, context) => {
    if (node.type === 1 && (node.tagType === 1 || node.tagType === 3)) {
      const vSlot = findDir(node, "slot");
      if (vSlot) {
        vSlot.exp;
        context.scopes.vSlot++;
        return () => {
          context.scopes.vSlot--;
        };
      }
    }
  };
  const trackVForSlotScopes = (node, context) => {
    let vFor;
    if (isTemplateNode(node) && node.props.some(isVSlot) && (vFor = findDir(node, "for"))) {
      const result = vFor.forParseResult;
      if (result) {
        finalizeForParseResult(result, context);
        const { value, key, index } = result;
        const { addIdentifiers, removeIdentifiers } = context;
        value && addIdentifiers(value);
        key && addIdentifiers(key);
        index && addIdentifiers(index);
        return () => {
          value && removeIdentifiers(value);
          key && removeIdentifiers(key);
          index && removeIdentifiers(index);
        };
      }
    }
  };
  const buildClientSlotFn = (props, _vForExp, children, loc) => createFunctionExpression(
    props,
    children,
    false,
    true,
    children.length ? children[0].loc : loc
  );
  function buildSlots(node, context, buildSlotFn = buildClientSlotFn) {
    context.helper(WITH_CTX);
    const { children, loc } = node;
    const slotsProperties = [];
    const dynamicSlots = [];
    let hasDynamicSlots = context.scopes.vSlot > 0 || context.scopes.vFor > 0;
    const onComponentSlot = findDir(node, "slot", true);
    if (onComponentSlot) {
      const { arg, exp } = onComponentSlot;
      if (arg && !isStaticExp(arg)) {
        hasDynamicSlots = true;
      }
      slotsProperties.push(
        createObjectProperty(
          arg || createSimpleExpression("default", true),
          buildSlotFn(exp, void 0, children, loc)
        )
      );
    }
    let hasTemplateSlots = false;
    let hasNamedDefaultSlot = false;
    const implicitDefaultChildren = [];
    const seenSlotNames = /* @__PURE__ */ new Set();
    let conditionalBranchIndex = 0;
    for (let i = 0; i < children.length; i++) {
      const slotElement = children[i];
      let slotDir;
      if (!isTemplateNode(slotElement) || !(slotDir = findDir(slotElement, "slot", true))) {
        if (slotElement.type !== 3) {
          implicitDefaultChildren.push(slotElement);
        }
        continue;
      }
      if (onComponentSlot) {
        context.onError(
          createCompilerError(37, slotDir.loc)
        );
        break;
      }
      hasTemplateSlots = true;
      const { children: slotChildren, loc: slotLoc } = slotElement;
      const {
        arg: slotName = createSimpleExpression(`default`, true),
        exp: slotProps,
        loc: dirLoc
      } = slotDir;
      let staticSlotName;
      if (isStaticExp(slotName)) {
        staticSlotName = slotName ? slotName.content : `default`;
      } else {
        hasDynamicSlots = true;
      }
      const vFor = findDir(slotElement, "for");
      const slotFunction = buildSlotFn(slotProps, vFor, slotChildren, slotLoc);
      let vIf;
      let vElse;
      if (vIf = findDir(slotElement, "if")) {
        hasDynamicSlots = true;
        dynamicSlots.push(
          createConditionalExpression(
            vIf.exp,
            buildDynamicSlot(slotName, slotFunction, conditionalBranchIndex++),
            defaultFallback
          )
        );
      } else if (vElse = findDir(
        slotElement,
        /^else(-if)?$/,
        true
        /* allowEmpty */
      )) {
        let j = i;
        let prev;
        while (j--) {
          prev = children[j];
          if (prev.type !== 3 && isNonWhitespaceContent(prev)) {
            break;
          }
        }
        if (prev && isTemplateNode(prev) && findDir(prev, /^(else-)?if$/)) {
          let conditional = dynamicSlots[dynamicSlots.length - 1];
          while (conditional.alternate.type === 19) {
            conditional = conditional.alternate;
          }
          conditional.alternate = vElse.exp ? createConditionalExpression(
            vElse.exp,
            buildDynamicSlot(
              slotName,
              slotFunction,
              conditionalBranchIndex++
            ),
            defaultFallback
          ) : buildDynamicSlot(slotName, slotFunction, conditionalBranchIndex++);
        } else {
          context.onError(
            createCompilerError(30, vElse.loc)
          );
        }
      } else if (vFor) {
        hasDynamicSlots = true;
        const parseResult = vFor.forParseResult;
        if (parseResult) {
          finalizeForParseResult(parseResult, context);
          dynamicSlots.push(
            createCallExpression(context.helper(RENDER_LIST), [
              parseResult.source,
              createFunctionExpression(
                createForLoopParams(parseResult),
                buildDynamicSlot(slotName, slotFunction),
                true
              )
            ])
          );
        } else {
          context.onError(
            createCompilerError(
              32,
              vFor.loc
            )
          );
        }
      } else {
        if (staticSlotName) {
          if (seenSlotNames.has(staticSlotName)) {
            context.onError(
              createCompilerError(
                38,
                dirLoc
              )
            );
            continue;
          }
          seenSlotNames.add(staticSlotName);
          if (staticSlotName === "default") {
            hasNamedDefaultSlot = true;
          }
        }
        slotsProperties.push(createObjectProperty(slotName, slotFunction));
      }
    }
    if (!onComponentSlot) {
      const buildDefaultSlotProperty = (props, children2) => {
        const fn = buildSlotFn(props, void 0, children2, loc);
        if (context.compatConfig) {
          fn.isNonScopedSlot = true;
        }
        return createObjectProperty(`default`, fn);
      };
      if (!hasTemplateSlots) {
        slotsProperties.push(buildDefaultSlotProperty(void 0, children));
      } else if (implicitDefaultChildren.length && // #3766
      // with whitespace: 'preserve', whitespaces between slots will end up in
      // implicitDefaultChildren. Ignore if all implicit children are whitespaces.
      implicitDefaultChildren.some((node2) => isNonWhitespaceContent(node2))) {
        if (hasNamedDefaultSlot) {
          context.onError(
            createCompilerError(
              39,
              implicitDefaultChildren[0].loc
            )
          );
        } else {
          slotsProperties.push(
            buildDefaultSlotProperty(void 0, implicitDefaultChildren)
          );
        }
      }
    }
    const slotFlag = hasDynamicSlots ? 2 : hasForwardedSlots(node.children) ? 3 : 1;
    let slots = createObjectExpression(
      slotsProperties.concat(
        createObjectProperty(
          `_`,
          // 2 = compiled but dynamic = can skip normalization, but must run diff
          // 1 = compiled and static = can skip normalization AND diff as optimized
          createSimpleExpression(
            slotFlag + (` /* ${slotFlagsText[slotFlag]} */` ),
            false
          )
        )
      ),
      loc
    );
    if (dynamicSlots.length) {
      slots = createCallExpression(context.helper(CREATE_SLOTS), [
        slots,
        createArrayExpression(dynamicSlots)
      ]);
    }
    return {
      slots,
      hasDynamicSlots
    };
  }
  function buildDynamicSlot(name, fn, index) {
    const props = [
      createObjectProperty(`name`, name),
      createObjectProperty(`fn`, fn)
    ];
    if (index != null) {
      props.push(
        createObjectProperty(`key`, createSimpleExpression(String(index), true))
      );
    }
    return createObjectExpression(props);
  }
  function hasForwardedSlots(children) {
    for (let i = 0; i < children.length; i++) {
      const child = children[i];
      switch (child.type) {
        case 1:
          if (child.tagType === 2 || hasForwardedSlots(child.children)) {
            return true;
          }
          break;
        case 9:
          if (hasForwardedSlots(child.branches)) return true;
          break;
        case 10:
        case 11:
          if (hasForwardedSlots(child.children)) return true;
          break;
      }
    }
    return false;
  }
  function isNonWhitespaceContent(node) {
    if (node.type !== 2 && node.type !== 12)
      return true;
    return node.type === 2 ? !!node.content.trim() : isNonWhitespaceContent(node.content);
  }

  const directiveImportMap = /* @__PURE__ */ new WeakMap();
  const transformElement = (node, context) => {
    return function postTransformElement() {
      node = context.currentNode;
      if (!(node.type === 1 && (node.tagType === 0 || node.tagType === 1))) {
        return;
      }
      const { tag, props } = node;
      const isComponent = node.tagType === 1;
      let vnodeTag = isComponent ? resolveComponentType(node, context) : `"${tag}"`;
      const isDynamicComponent = isObject(vnodeTag) && vnodeTag.callee === RESOLVE_DYNAMIC_COMPONENT;
      let vnodeProps;
      let vnodeChildren;
      let patchFlag = 0;
      let vnodeDynamicProps;
      let dynamicPropNames;
      let vnodeDirectives;
      let shouldUseBlock = (
        // dynamic component may resolve to plain elements
        isDynamicComponent || vnodeTag === TELEPORT || vnodeTag === SUSPENSE || !isComponent && // <svg> and <foreignObject> must be forced into blocks so that block
        // updates inside get proper isSVG flag at runtime. (#639, #643)
        // This is technically web-specific, but splitting the logic out of core
        // leads to too much unnecessary complexity.
        (tag === "svg" || tag === "foreignObject" || tag === "math")
      );
      if (props.length > 0) {
        const propsBuildResult = buildProps(
          node,
          context,
          void 0,
          isComponent,
          isDynamicComponent
        );
        vnodeProps = propsBuildResult.props;
        patchFlag = propsBuildResult.patchFlag;
        dynamicPropNames = propsBuildResult.dynamicPropNames;
        const directives = propsBuildResult.directives;
        vnodeDirectives = directives && directives.length ? createArrayExpression(
          directives.map((dir) => buildDirectiveArgs(dir, context))
        ) : void 0;
        if (propsBuildResult.shouldUseBlock) {
          shouldUseBlock = true;
        }
      }
      if (node.children.length > 0) {
        if (vnodeTag === KEEP_ALIVE) {
          shouldUseBlock = true;
          patchFlag |= 1024;
          if (node.children.length > 1) {
            context.onError(
              createCompilerError(46, {
                start: node.children[0].loc.start,
                end: node.children[node.children.length - 1].loc.end,
                source: ""
              })
            );
          }
        }
        const shouldBuildAsSlots = isComponent && // Teleport is not a real component and has dedicated runtime handling
        vnodeTag !== TELEPORT && // explained above.
        vnodeTag !== KEEP_ALIVE;
        if (shouldBuildAsSlots) {
          const { slots, hasDynamicSlots } = buildSlots(node, context);
          vnodeChildren = slots;
          if (hasDynamicSlots) {
            patchFlag |= 1024;
          }
        } else if (node.children.length === 1 && vnodeTag !== TELEPORT) {
          const child = node.children[0];
          const type = child.type;
          const hasDynamicTextChild = type === 5 || type === 8;
          if (hasDynamicTextChild && getConstantType(child, context) === 0) {
            patchFlag |= 1;
          }
          if (hasDynamicTextChild || type === 2) {
            vnodeChildren = child;
          } else {
            vnodeChildren = node.children;
          }
        } else {
          vnodeChildren = node.children;
        }
      }
      if (dynamicPropNames && dynamicPropNames.length) {
        vnodeDynamicProps = stringifyDynamicPropNames(dynamicPropNames);
      }
      node.codegenNode = createVNodeCall(
        context,
        vnodeTag,
        vnodeProps,
        vnodeChildren,
        patchFlag === 0 ? void 0 : patchFlag,
        vnodeDynamicProps,
        vnodeDirectives,
        !!shouldUseBlock,
        false,
        isComponent,
        node.loc
      );
    };
  };
  function resolveComponentType(node, context, ssr = false) {
    let { tag } = node;
    const isExplicitDynamic = isComponentTag(tag);
    const isProp = findProp(
      node,
      "is",
      false,
      true
      /* allow empty */
    );
    if (isProp) {
      if (isExplicitDynamic || isCompatEnabled(
        "COMPILER_IS_ON_ELEMENT",
        context
      )) {
        let exp;
        if (isProp.type === 6) {
          exp = isProp.value && createSimpleExpression(isProp.value.content, true);
        } else {
          exp = isProp.exp;
          if (!exp) {
            exp = createSimpleExpression(`is`, false, isProp.arg.loc);
          }
        }
        if (exp) {
          return createCallExpression(context.helper(RESOLVE_DYNAMIC_COMPONENT), [
            exp
          ]);
        }
      } else if (isProp.type === 6 && isProp.value.content.startsWith("vue:")) {
        tag = isProp.value.content.slice(4);
      }
    }
    const builtIn = isCoreComponent(tag) || context.isBuiltInComponent(tag);
    if (builtIn) {
      if (!ssr) context.helper(builtIn);
      return builtIn;
    }
    context.helper(RESOLVE_COMPONENT);
    context.components.add(tag);
    return toValidAssetId(tag, `component`);
  }
  function buildProps(node, context, props = node.props, isComponent, isDynamicComponent, ssr = false) {
    const { tag, loc: elementLoc, children } = node;
    let properties = [];
    const mergeArgs = [];
    const runtimeDirectives = [];
    const hasChildren = children.length > 0;
    let shouldUseBlock = false;
    let patchFlag = 0;
    let hasRef = false;
    let hasClassBinding = false;
    let hasStyleBinding = false;
    let hasHydrationEventBinding = false;
    let hasDynamicKeys = false;
    let hasVnodeHook = false;
    const dynamicPropNames = [];
    const pushMergeArg = (arg) => {
      if (properties.length) {
        mergeArgs.push(
          createObjectExpression(dedupeProperties(properties), elementLoc)
        );
        properties = [];
      }
      if (arg) mergeArgs.push(arg);
    };
    const pushRefVForMarker = () => {
      if (context.scopes.vFor > 0) {
        properties.push(
          createObjectProperty(
            createSimpleExpression("ref_for", true),
            createSimpleExpression("true")
          )
        );
      }
    };
    const analyzePatchFlag = ({ key, value }) => {
      if (isStaticExp(key)) {
        const name = key.content;
        const isEventHandler = isOn(name);
        if (isEventHandler && (!isComponent || isDynamicComponent) && // omit the flag for click handlers because hydration gives click
        // dedicated fast path.
        name.toLowerCase() !== "onclick" && // omit v-model handlers
        name !== "onUpdate:modelValue" && // omit onVnodeXXX hooks
        !isReservedProp(name)) {
          hasHydrationEventBinding = true;
        }
        if (isEventHandler && isReservedProp(name)) {
          hasVnodeHook = true;
        }
        if (isEventHandler && value.type === 14) {
          value = value.arguments[0];
        }
        if (value.type === 20 || (value.type === 4 || value.type === 8) && getConstantType(value, context) > 0) {
          return;
        }
        if (name === "ref") {
          hasRef = true;
        } else if (name === "class") {
          hasClassBinding = true;
        } else if (name === "style") {
          hasStyleBinding = true;
        } else if (name !== "key" && !dynamicPropNames.includes(name)) {
          dynamicPropNames.push(name);
        }
        if (isComponent && (name === "class" || name === "style") && !dynamicPropNames.includes(name)) {
          dynamicPropNames.push(name);
        }
      } else {
        hasDynamicKeys = true;
      }
    };
    for (let i = 0; i < props.length; i++) {
      const prop = props[i];
      if (prop.type === 6) {
        const { loc, name, nameLoc, value } = prop;
        let isStatic = true;
        if (name === "ref") {
          hasRef = true;
          pushRefVForMarker();
        }
        if (name === "is" && (isComponentTag(tag) || value && value.content.startsWith("vue:") || isCompatEnabled(
          "COMPILER_IS_ON_ELEMENT",
          context
        ))) {
          continue;
        }
        properties.push(
          createObjectProperty(
            createSimpleExpression(name, true, nameLoc),
            createSimpleExpression(
              value ? value.content : "",
              isStatic,
              value ? value.loc : loc
            )
          )
        );
      } else {
        const { name, arg, exp, loc, modifiers } = prop;
        const isVBind = name === "bind";
        const isVOn = name === "on";
        if (name === "slot") {
          if (!isComponent) {
            context.onError(
              createCompilerError(40, loc)
            );
          }
          continue;
        }
        if (name === "once" || name === "memo") {
          continue;
        }
        if (name === "is" || isVBind && isStaticArgOf(arg, "is") && (isComponentTag(tag) || isCompatEnabled(
          "COMPILER_IS_ON_ELEMENT",
          context
        ))) {
          continue;
        }
        if (isVOn && ssr) {
          continue;
        }
        if (
          // #938: elements with dynamic keys should be forced into blocks
          isVBind && isStaticArgOf(arg, "key") || // inline before-update hooks need to force block so that it is invoked
          // before children
          isVOn && hasChildren && isStaticArgOf(arg, "vue:before-update")
        ) {
          shouldUseBlock = true;
        }
        if (isVBind && isStaticArgOf(arg, "ref")) {
          pushRefVForMarker();
        }
        if (!arg && (isVBind || isVOn)) {
          hasDynamicKeys = true;
          if (exp) {
            if (isVBind) {
              {
                pushMergeArg();
                {
                  const hasOverridableKeys = mergeArgs.some((arg2) => {
                    if (arg2.type === 15) {
                      return arg2.properties.some(({ key }) => {
                        if (key.type !== 4 || !key.isStatic) {
                          return true;
                        }
                        return key.content !== "class" && key.content !== "style" && !isOn(key.content);
                      });
                    } else {
                      return true;
                    }
                  });
                  if (hasOverridableKeys) {
                    checkCompatEnabled(
                      "COMPILER_V_BIND_OBJECT_ORDER",
                      context,
                      loc
                    );
                  }
                }
                if (isCompatEnabled(
                  "COMPILER_V_BIND_OBJECT_ORDER",
                  context
                )) {
                  mergeArgs.unshift(exp);
                  continue;
                }
              }
              pushRefVForMarker();
              pushMergeArg();
              mergeArgs.push(exp);
            } else {
              pushMergeArg({
                type: 14,
                loc,
                callee: context.helper(TO_HANDLERS),
                arguments: isComponent ? [exp] : [exp, `true`]
              });
            }
          } else {
            context.onError(
              createCompilerError(
                isVBind ? 34 : 35,
                loc
              )
            );
          }
          continue;
        }
        if (isVBind && modifiers.some((mod) => mod.content === "prop")) {
          patchFlag |= 32;
        }
        const directiveTransform = context.directiveTransforms[name];
        if (directiveTransform) {
          const { props: props2, needRuntime } = directiveTransform(prop, node, context);
          !ssr && props2.forEach(analyzePatchFlag);
          if (isVOn && arg && !isStaticExp(arg)) {
            pushMergeArg(createObjectExpression(props2, elementLoc));
          } else {
            properties.push(...props2);
          }
          if (needRuntime) {
            runtimeDirectives.push(prop);
            if (isSymbol(needRuntime)) {
              directiveImportMap.set(prop, needRuntime);
            }
          }
        } else if (!isBuiltInDirective(name)) {
          runtimeDirectives.push(prop);
          if (hasChildren) {
            shouldUseBlock = true;
          }
        }
      }
    }
    let propsExpression = void 0;
    if (mergeArgs.length) {
      pushMergeArg();
      if (mergeArgs.length > 1) {
        propsExpression = createCallExpression(
          context.helper(MERGE_PROPS),
          mergeArgs,
          elementLoc
        );
      } else {
        propsExpression = mergeArgs[0];
      }
    } else if (properties.length) {
      propsExpression = createObjectExpression(
        dedupeProperties(properties),
        elementLoc
      );
    }
    if (hasDynamicKeys) {
      patchFlag |= 16;
    } else {
      if (hasClassBinding && !isComponent) {
        patchFlag |= 2;
      }
      if (hasStyleBinding && !isComponent) {
        patchFlag |= 4;
      }
      if (dynamicPropNames.length) {
        patchFlag |= 8;
      }
      if (hasHydrationEventBinding) {
        patchFlag |= 32;
      }
    }
    if (!shouldUseBlock && (patchFlag === 0 || patchFlag === 32) && (hasRef || hasVnodeHook || runtimeDirectives.length > 0)) {
      patchFlag |= 512;
    }
    if (!context.inSSR && propsExpression) {
      switch (propsExpression.type) {
        case 15:
          let classKeyIndex = -1;
          let styleKeyIndex = -1;
          let hasDynamicKey = false;
          for (let i = 0; i < propsExpression.properties.length; i++) {
            const key = propsExpression.properties[i].key;
            if (isStaticExp(key)) {
              if (key.content === "class") {
                classKeyIndex = i;
              } else if (key.content === "style") {
                styleKeyIndex = i;
              }
            } else if (!key.isHandlerKey) {
              hasDynamicKey = true;
            }
          }
          const classProp = propsExpression.properties[classKeyIndex];
          const styleProp = propsExpression.properties[styleKeyIndex];
          if (!hasDynamicKey) {
            if (classProp && !isStaticExp(classProp.value)) {
              classProp.value = createCallExpression(
                context.helper(NORMALIZE_CLASS),
                [classProp.value]
              );
            }
            if (styleProp && // the static style is compiled into an object,
            // so use `hasStyleBinding` to ensure that it is a dynamic style binding
            (hasStyleBinding || styleProp.value.type === 4 && styleProp.value.content.trim()[0] === `[` || // v-bind:style and style both exist,
            // v-bind:style with static literal object
            styleProp.value.type === 17)) {
              styleProp.value = createCallExpression(
                context.helper(NORMALIZE_STYLE),
                [styleProp.value]
              );
            }
          } else {
            propsExpression = createCallExpression(
              context.helper(NORMALIZE_PROPS),
              [propsExpression]
            );
          }
          break;
        case 14:
          break;
        default:
          propsExpression = createCallExpression(
            context.helper(NORMALIZE_PROPS),
            [
              createCallExpression(context.helper(GUARD_REACTIVE_PROPS), [
                propsExpression
              ])
            ]
          );
          break;
      }
    }
    return {
      props: propsExpression,
      directives: runtimeDirectives,
      patchFlag,
      dynamicPropNames,
      shouldUseBlock
    };
  }
  function dedupeProperties(properties) {
    const knownProps = /* @__PURE__ */ new Map();
    const deduped = [];
    for (let i = 0; i < properties.length; i++) {
      const prop = properties[i];
      if (prop.key.type === 8 || !prop.key.isStatic) {
        deduped.push(prop);
        continue;
      }
      const name = prop.key.content;
      const existing = knownProps.get(name);
      if (existing) {
        if (name === "style" || name === "class" || isOn(name)) {
          mergeAsArray(existing, prop);
        }
      } else {
        knownProps.set(name, prop);
        deduped.push(prop);
      }
    }
    return deduped;
  }
  function mergeAsArray(existing, incoming) {
    if (existing.value.type === 17) {
      existing.value.elements.push(incoming.value);
    } else {
      existing.value = createArrayExpression(
        [existing.value, incoming.value],
        existing.loc
      );
    }
  }
  function buildDirectiveArgs(dir, context) {
    const dirArgs = [];
    const runtime = directiveImportMap.get(dir);
    if (runtime) {
      dirArgs.push(context.helperString(runtime));
    } else {
      {
        context.helper(RESOLVE_DIRECTIVE);
        context.directives.add(dir.name);
        dirArgs.push(toValidAssetId(dir.name, `directive`));
      }
    }
    const { loc } = dir;
    if (dir.exp) dirArgs.push(dir.exp);
    if (dir.arg) {
      if (!dir.exp) {
        dirArgs.push(`void 0`);
      }
      dirArgs.push(dir.arg);
    }
    if (Object.keys(dir.modifiers).length) {
      if (!dir.arg) {
        if (!dir.exp) {
          dirArgs.push(`void 0`);
        }
        dirArgs.push(`void 0`);
      }
      const trueExpression = createSimpleExpression(`true`, false, loc);
      dirArgs.push(
        createObjectExpression(
          dir.modifiers.map(
            (modifier) => createObjectProperty(modifier, trueExpression)
          ),
          loc
        )
      );
    }
    return createArrayExpression(dirArgs, dir.loc);
  }
  function stringifyDynamicPropNames(props) {
    let propsNamesString = `[`;
    for (let i = 0, l = props.length; i < l; i++) {
      propsNamesString += JSON.stringify(props[i]);
      if (i < l - 1) propsNamesString += ", ";
    }
    return propsNamesString + `]`;
  }
  function isComponentTag(tag) {
    return tag === "component" || tag === "Component";
  }

  const transformSlotOutlet = (node, context) => {
    if (isSlotOutlet(node)) {
      const { children, loc } = node;
      const { slotName, slotProps } = processSlotOutlet(node, context);
      const slotArgs = [
        context.prefixIdentifiers ? `_ctx.$slots` : `$slots`,
        slotName,
        "{}",
        "undefined",
        "true"
      ];
      let expectedLen = 2;
      if (slotProps) {
        slotArgs[2] = slotProps;
        expectedLen = 3;
      }
      if (children.length) {
        slotArgs[3] = createFunctionExpression([], children, false, false, loc);
        expectedLen = 4;
      }
      if (context.scopeId && !context.slotted) {
        expectedLen = 5;
      }
      slotArgs.splice(expectedLen);
      node.codegenNode = createCallExpression(
        context.helper(RENDER_SLOT),
        slotArgs,
        loc
      );
    }
  };
  function processSlotOutlet(node, context) {
    let slotName = `"default"`;
    let slotProps = void 0;
    const nonNameProps = [];
    for (let i = 0; i < node.props.length; i++) {
      const p = node.props[i];
      if (p.type === 6) {
        if (p.value) {
          if (p.name === "name") {
            slotName = JSON.stringify(p.value.content);
          } else {
            p.name = camelize(p.name);
            nonNameProps.push(p);
          }
        }
      } else {
        if (p.name === "bind" && isStaticArgOf(p.arg, "name")) {
          if (p.exp) {
            slotName = p.exp;
          } else if (p.arg && p.arg.type === 4) {
            const name = camelize(p.arg.content);
            slotName = p.exp = createSimpleExpression(name, false, p.arg.loc);
          }
        } else {
          if (p.name === "bind" && p.arg && isStaticExp(p.arg)) {
            p.arg.content = camelize(p.arg.content);
          }
          nonNameProps.push(p);
        }
      }
    }
    if (nonNameProps.length > 0) {
      const { props, directives } = buildProps(
        node,
        context,
        nonNameProps,
        false,
        false
      );
      slotProps = props;
      if (directives.length) {
        context.onError(
          createCompilerError(
            36,
            directives[0].loc
          )
        );
      }
    }
    return {
      slotName,
      slotProps
    };
  }

  const transformOn$1 = (dir, node, context, augmentor) => {
    const { loc, modifiers, arg } = dir;
    if (!dir.exp && !modifiers.length) {
      context.onError(createCompilerError(35, loc));
    }
    let eventName;
    if (arg.type === 4) {
      if (arg.isStatic) {
        let rawName = arg.content;
        if (rawName.startsWith("vnode")) {
          context.onError(createCompilerError(51, arg.loc));
        }
        if (rawName.startsWith("vue:")) {
          rawName = `vnode-${rawName.slice(4)}`;
        }
        const eventString = node.tagType !== 0 || rawName.startsWith("vnode") || !/[A-Z]/.test(rawName) ? (
          // for non-element and vnode lifecycle event listeners, auto convert
          // it to camelCase. See issue #2249
          toHandlerKey(camelize(rawName))
        ) : (
          // preserve case for plain element listeners that have uppercase
          // letters, as these may be custom elements' custom events
          `on:${rawName}`
        );
        eventName = createSimpleExpression(eventString, true, arg.loc);
      } else {
        eventName = createCompoundExpression([
          `${context.helperString(TO_HANDLER_KEY)}(`,
          arg,
          `)`
        ]);
      }
    } else {
      eventName = arg;
      eventName.children.unshift(`${context.helperString(TO_HANDLER_KEY)}(`);
      eventName.children.push(`)`);
    }
    let exp = dir.exp;
    if (exp && !exp.content.trim()) {
      exp = void 0;
    }
    let shouldCache = context.cacheHandlers && !exp && !context.inVOnce;
    if (exp) {
      const isMemberExp = isMemberExpression(exp);
      const isInlineStatement = !(isMemberExp || isFnExpression(exp));
      const hasMultipleStatements = exp.content.includes(`;`);
      {
        validateBrowserExpression(
          exp,
          context,
          false,
          hasMultipleStatements
        );
      }
      if (isInlineStatement || shouldCache && isMemberExp) {
        exp = createCompoundExpression([
          `${isInlineStatement ? `$event` : `${``}(...args)`} => ${hasMultipleStatements ? `{` : `(`}`,
          exp,
          hasMultipleStatements ? `}` : `)`
        ]);
      }
    }
    let ret = {
      props: [
        createObjectProperty(
          eventName,
          exp || createSimpleExpression(`() => {}`, false, loc)
        )
      ]
    };
    if (augmentor) {
      ret = augmentor(ret);
    }
    if (shouldCache) {
      ret.props[0].value = context.cache(ret.props[0].value);
    }
    ret.props.forEach((p) => p.key.isHandlerKey = true);
    return ret;
  };

  const transformText = (node, context) => {
    if (node.type === 0 || node.type === 1 || node.type === 11 || node.type === 10) {
      return () => {
        const children = node.children;
        let currentContainer = void 0;
        let hasText = false;
        for (let i = 0; i < children.length; i++) {
          const child = children[i];
          if (isText$1(child)) {
            hasText = true;
            for (let j = i + 1; j < children.length; j++) {
              const next = children[j];
              if (isText$1(next)) {
                if (!currentContainer) {
                  currentContainer = children[i] = createCompoundExpression(
                    [child],
                    child.loc
                  );
                }
                currentContainer.children.push(` + `, next);
                children.splice(j, 1);
                j--;
              } else {
                currentContainer = void 0;
                break;
              }
            }
          }
        }
        if (!hasText || // if this is a plain element with a single text child, leave it
        // as-is since the runtime has dedicated fast path for this by directly
        // setting textContent of the element.
        // for component root it's always normalized anyway.
        children.length === 1 && (node.type === 0 || node.type === 1 && node.tagType === 0 && // #3756
        // custom directives can potentially add DOM elements arbitrarily,
        // we need to avoid setting textContent of the element at runtime
        // to avoid accidentally overwriting the DOM elements added
        // by the user through custom directives.
        !node.props.find(
          (p) => p.type === 7 && !context.directiveTransforms[p.name]
        ) && // in compat mode, <template> tags with no special directives
        // will be rendered as a fragment so its children must be
        // converted into vnodes.
        !(node.tag === "template"))) {
          return;
        }
        for (let i = 0; i < children.length; i++) {
          const child = children[i];
          if (isText$1(child) || child.type === 8) {
            const callArgs = [];
            if (child.type !== 2 || child.content !== " ") {
              callArgs.push(child);
            }
            if (!context.ssr && getConstantType(child, context) === 0) {
              callArgs.push(
                1 + (` /* ${PatchFlagNames[1]} */` )
              );
            }
            children[i] = {
              type: 12,
              content: child,
              loc: child.loc,
              codegenNode: createCallExpression(
                context.helper(CREATE_TEXT),
                callArgs
              )
            };
          }
        }
      };
    }
  };

  const seen$1 = /* @__PURE__ */ new WeakSet();
  const transformOnce = (node, context) => {
    if (node.type === 1 && findDir(node, "once", true)) {
      if (seen$1.has(node) || context.inVOnce || context.inSSR) {
        return;
      }
      seen$1.add(node);
      context.inVOnce = true;
      context.helper(SET_BLOCK_TRACKING);
      return () => {
        context.inVOnce = false;
        const cur = context.currentNode;
        if (cur.codegenNode) {
          cur.codegenNode = context.cache(
            cur.codegenNode,
            true,
            true
          );
        }
      };
    }
  };

  const transformModel$1 = (dir, node, context) => {
    const { exp, arg } = dir;
    if (!exp) {
      context.onError(
        createCompilerError(41, dir.loc)
      );
      return createTransformProps();
    }
    const rawExp = exp.loc.source.trim();
    const expString = exp.type === 4 ? exp.content : rawExp;
    const bindingType = context.bindingMetadata[rawExp];
    if (bindingType === "props" || bindingType === "props-aliased") {
      context.onError(createCompilerError(44, exp.loc));
      return createTransformProps();
    }
    if (!expString.trim() || !isMemberExpression(exp) && true) {
      context.onError(
        createCompilerError(42, exp.loc)
      );
      return createTransformProps();
    }
    const propName = arg ? arg : createSimpleExpression("modelValue", true);
    const eventName = arg ? isStaticExp(arg) ? `onUpdate:${camelize(arg.content)}` : createCompoundExpression(['"onUpdate:" + ', arg]) : `onUpdate:modelValue`;
    let assignmentExp;
    const eventArg = context.isTS ? `($event: any)` : `$event`;
    {
      assignmentExp = createCompoundExpression([
        `${eventArg} => ((`,
        exp,
        `) = $event)`
      ]);
    }
    const props = [
      // modelValue: foo
      createObjectProperty(propName, dir.exp),
      // "onUpdate:modelValue": $event => (foo = $event)
      createObjectProperty(eventName, assignmentExp)
    ];
    if (dir.modifiers.length && node.tagType === 1) {
      const modifiers = dir.modifiers.map((m) => m.content).map((m) => (isSimpleIdentifier(m) ? m : JSON.stringify(m)) + `: true`).join(`, `);
      const modifiersKey = arg ? isStaticExp(arg) ? `${arg.content}Modifiers` : createCompoundExpression([arg, ' + "Modifiers"']) : `modelModifiers`;
      props.push(
        createObjectProperty(
          modifiersKey,
          createSimpleExpression(
            `{ ${modifiers} }`,
            false,
            dir.loc,
            2
          )
        )
      );
    }
    return createTransformProps(props);
  };
  function createTransformProps(props = []) {
    return { props };
  }

  const validDivisionCharRE = /[\w).+\-_$\]]/;
  const transformFilter = (node, context) => {
    if (!isCompatEnabled("COMPILER_FILTERS", context)) {
      return;
    }
    if (node.type === 5) {
      rewriteFilter(node.content, context);
    } else if (node.type === 1) {
      node.props.forEach((prop) => {
        if (prop.type === 7 && prop.name !== "for" && prop.exp) {
          rewriteFilter(prop.exp, context);
        }
      });
    }
  };
  function rewriteFilter(node, context) {
    if (node.type === 4) {
      parseFilter(node, context);
    } else {
      for (let i = 0; i < node.children.length; i++) {
        const child = node.children[i];
        if (typeof child !== "object") continue;
        if (child.type === 4) {
          parseFilter(child, context);
        } else if (child.type === 8) {
          rewriteFilter(node, context);
        } else if (child.type === 5) {
          rewriteFilter(child.content, context);
        }
      }
    }
  }
  function parseFilter(node, context) {
    const exp = node.content;
    let inSingle = false;
    let inDouble = false;
    let inTemplateString = false;
    let inRegex = false;
    let curly = 0;
    let square = 0;
    let paren = 0;
    let lastFilterIndex = 0;
    let c, prev, i, expression, filters = [];
    for (i = 0; i < exp.length; i++) {
      prev = c;
      c = exp.charCodeAt(i);
      if (inSingle) {
        if (c === 39 && prev !== 92) inSingle = false;
      } else if (inDouble) {
        if (c === 34 && prev !== 92) inDouble = false;
      } else if (inTemplateString) {
        if (c === 96 && prev !== 92) inTemplateString = false;
      } else if (inRegex) {
        if (c === 47 && prev !== 92) inRegex = false;
      } else if (c === 124 && // pipe
      exp.charCodeAt(i + 1) !== 124 && exp.charCodeAt(i - 1) !== 124 && !curly && !square && !paren) {
        if (expression === void 0) {
          lastFilterIndex = i + 1;
          expression = exp.slice(0, i).trim();
        } else {
          pushFilter();
        }
      } else {
        switch (c) {
          case 34:
            inDouble = true;
            break;
          // "
          case 39:
            inSingle = true;
            break;
          // '
          case 96:
            inTemplateString = true;
            break;
          // `
          case 40:
            paren++;
            break;
          // (
          case 41:
            paren--;
            break;
          // )
          case 91:
            square++;
            break;
          // [
          case 93:
            square--;
            break;
          // ]
          case 123:
            curly++;
            break;
          // {
          case 125:
            curly--;
            break;
        }
        if (c === 47) {
          let j = i - 1;
          let p;
          for (; j >= 0; j--) {
            p = exp.charAt(j);
            if (p !== " ") break;
          }
          if (!p || !validDivisionCharRE.test(p)) {
            inRegex = true;
          }
        }
      }
    }
    if (expression === void 0) {
      expression = exp.slice(0, i).trim();
    } else if (lastFilterIndex !== 0) {
      pushFilter();
    }
    function pushFilter() {
      filters.push(exp.slice(lastFilterIndex, i).trim());
      lastFilterIndex = i + 1;
    }
    if (filters.length) {
      warnDeprecation(
        "COMPILER_FILTERS",
        context,
        node.loc
      );
      for (i = 0; i < filters.length; i++) {
        expression = wrapFilter(expression, filters[i], context);
      }
      node.content = expression;
      node.ast = void 0;
    }
  }
  function wrapFilter(exp, filter, context) {
    context.helper(RESOLVE_FILTER);
    const i = filter.indexOf("(");
    if (i < 0) {
      context.filters.add(filter);
      return `${toValidAssetId(filter, "filter")}(${exp})`;
    } else {
      const name = filter.slice(0, i);
      const args = filter.slice(i + 1);
      context.filters.add(name);
      return `${toValidAssetId(name, "filter")}(${exp}${args !== ")" ? "," + args : args}`;
    }
  }

  const seen = /* @__PURE__ */ new WeakSet();
  const transformMemo = (node, context) => {
    if (node.type === 1) {
      const dir = findDir(node, "memo");
      if (!dir || seen.has(node)) {
        return;
      }
      seen.add(node);
      return () => {
        const codegenNode = node.codegenNode || context.currentNode.codegenNode;
        if (codegenNode && codegenNode.type === 13) {
          if (node.tagType !== 1) {
            convertToBlock(codegenNode, context);
          }
          node.codegenNode = createCallExpression(context.helper(WITH_MEMO), [
            dir.exp,
            createFunctionExpression(void 0, codegenNode),
            `_cache`,
            String(context.cached.length)
          ]);
          context.cached.push(null);
        }
      };
    }
  };

  function getBaseTransformPreset(prefixIdentifiers) {
    return [
      [
        transformOnce,
        transformIf,
        transformMemo,
        transformFor,
        ...[transformFilter] ,
        ...[transformExpression] ,
        transformSlotOutlet,
        transformElement,
        trackSlotScopes,
        transformText
      ],
      {
        on: transformOn$1,
        bind: transformBind,
        model: transformModel$1
      }
    ];
  }
  function baseCompile(source, options = {}) {
    const onError = options.onError || defaultOnError;
    const isModuleMode = options.mode === "module";
    {
      if (options.prefixIdentifiers === true) {
        onError(createCompilerError(47));
      } else if (isModuleMode) {
        onError(createCompilerError(48));
      }
    }
    const prefixIdentifiers = false;
    if (options.cacheHandlers) {
      onError(createCompilerError(49));
    }
    if (options.scopeId && !isModuleMode) {
      onError(createCompilerError(50));
    }
    const resolvedOptions = extend({}, options, {
      prefixIdentifiers
    });
    const ast = isString(source) ? baseParse(source, resolvedOptions) : source;
    const [nodeTransforms, directiveTransforms] = getBaseTransformPreset();
    transform(
      ast,
      extend({}, resolvedOptions, {
        nodeTransforms: [
          ...nodeTransforms,
          ...options.nodeTransforms || []
          // user transforms
        ],
        directiveTransforms: extend(
          {},
          directiveTransforms,
          options.directiveTransforms || {}
          // user transforms
        )
      })
    );
    return generate(ast, resolvedOptions);
  }

  const BindingTypes = {
    "DATA": "data",
    "PROPS": "props",
    "PROPS_ALIASED": "props-aliased",
    "SETUP_LET": "setup-let",
    "SETUP_CONST": "setup-const",
    "SETUP_REACTIVE_CONST": "setup-reactive-const",
    "SETUP_MAYBE_REF": "setup-maybe-ref",
    "SETUP_REF": "setup-ref",
    "OPTIONS": "options",
    "LITERAL_CONST": "literal-const"
  };

  const noopDirectiveTransform = () => ({ props: [] });

  const V_MODEL_RADIO = Symbol(`vModelRadio` );
  const V_MODEL_CHECKBOX = Symbol(
    `vModelCheckbox` 
  );
  const V_MODEL_TEXT = Symbol(`vModelText` );
  const V_MODEL_SELECT = Symbol(
    `vModelSelect` 
  );
  const V_MODEL_DYNAMIC = Symbol(
    `vModelDynamic` 
  );
  const V_ON_WITH_MODIFIERS = Symbol(
    `vOnModifiersGuard` 
  );
  const V_ON_WITH_KEYS = Symbol(
    `vOnKeysGuard` 
  );
  const V_SHOW = Symbol(`vShow` );
  const TRANSITION = Symbol(`Transition` );
  const TRANSITION_GROUP = Symbol(
    `TransitionGroup` 
  );
  registerRuntimeHelpers({
    [V_MODEL_RADIO]: `vModelRadio`,
    [V_MODEL_CHECKBOX]: `vModelCheckbox`,
    [V_MODEL_TEXT]: `vModelText`,
    [V_MODEL_SELECT]: `vModelSelect`,
    [V_MODEL_DYNAMIC]: `vModelDynamic`,
    [V_ON_WITH_MODIFIERS]: `withModifiers`,
    [V_ON_WITH_KEYS]: `withKeys`,
    [V_SHOW]: `vShow`,
    [TRANSITION]: `Transition`,
    [TRANSITION_GROUP]: `TransitionGroup`
  });

  let decoder;
  function decodeHtmlBrowser(raw, asAttr = false) {
    if (!decoder) {
      decoder = document.createElement("div");
    }
    if (asAttr) {
      decoder.innerHTML = `<div foo="${raw.replace(/"/g, "&quot;")}">`;
      return decoder.children[0].getAttribute("foo");
    } else {
      decoder.innerHTML = raw;
      return decoder.textContent;
    }
  }

  const parserOptions = {
    parseMode: "html",
    isVoidTag,
    isNativeTag: (tag) => isHTMLTag(tag) || isSVGTag(tag) || isMathMLTag(tag),
    isPreTag: (tag) => tag === "pre",
    isIgnoreNewlineTag: (tag) => tag === "pre" || tag === "textarea",
    decodeEntities: decodeHtmlBrowser ,
    isBuiltInComponent: (tag) => {
      if (tag === "Transition" || tag === "transition") {
        return TRANSITION;
      } else if (tag === "TransitionGroup" || tag === "transition-group") {
        return TRANSITION_GROUP;
      }
    },
    // https://html.spec.whatwg.org/multipage/parsing.html#tree-construction-dispatcher
    getNamespace(tag, parent, rootNamespace) {
      let ns = parent ? parent.ns : rootNamespace;
      if (parent && ns === 2) {
        if (parent.tag === "annotation-xml") {
          if (tag === "svg") {
            return 1;
          }
          if (parent.props.some(
            (a) => a.type === 6 && a.name === "encoding" && a.value != null && (a.value.content === "text/html" || a.value.content === "application/xhtml+xml")
          )) {
            ns = 0;
          }
        } else if (/^m(?:[ions]|text)$/.test(parent.tag) && tag !== "mglyph" && tag !== "malignmark") {
          ns = 0;
        }
      } else if (parent && ns === 1) {
        if (parent.tag === "foreignObject" || parent.tag === "desc" || parent.tag === "title") {
          ns = 0;
        }
      }
      if (ns === 0) {
        if (tag === "svg") {
          return 1;
        }
        if (tag === "math") {
          return 2;
        }
      }
      return ns;
    }
  };

  const transformStyle = (node) => {
    if (node.type === 1) {
      node.props.forEach((p, i) => {
        if (p.type === 6 && p.name === "style" && p.value) {
          node.props[i] = {
            type: 7,
            name: `bind`,
            arg: createSimpleExpression(`style`, true, p.loc),
            exp: parseInlineCSS(p.value.content, p.loc),
            modifiers: [],
            loc: p.loc
          };
        }
      });
    }
  };
  const parseInlineCSS = (cssText, loc) => {
    const normalized = parseStringStyle(cssText);
    return createSimpleExpression(
      JSON.stringify(normalized),
      false,
      loc,
      3
    );
  };

  function createDOMCompilerError(code, loc) {
    return createCompilerError(
      code,
      loc,
      DOMErrorMessages 
    );
  }
  const DOMErrorCodes = {
    "X_V_HTML_NO_EXPRESSION": 53,
    "53": "X_V_HTML_NO_EXPRESSION",
    "X_V_HTML_WITH_CHILDREN": 54,
    "54": "X_V_HTML_WITH_CHILDREN",
    "X_V_TEXT_NO_EXPRESSION": 55,
    "55": "X_V_TEXT_NO_EXPRESSION",
    "X_V_TEXT_WITH_CHILDREN": 56,
    "56": "X_V_TEXT_WITH_CHILDREN",
    "X_V_MODEL_ON_INVALID_ELEMENT": 57,
    "57": "X_V_MODEL_ON_INVALID_ELEMENT",
    "X_V_MODEL_ARG_ON_ELEMENT": 58,
    "58": "X_V_MODEL_ARG_ON_ELEMENT",
    "X_V_MODEL_ON_FILE_INPUT_ELEMENT": 59,
    "59": "X_V_MODEL_ON_FILE_INPUT_ELEMENT",
    "X_V_MODEL_UNNECESSARY_VALUE": 60,
    "60": "X_V_MODEL_UNNECESSARY_VALUE",
    "X_V_SHOW_NO_EXPRESSION": 61,
    "61": "X_V_SHOW_NO_EXPRESSION",
    "X_TRANSITION_INVALID_CHILDREN": 62,
    "62": "X_TRANSITION_INVALID_CHILDREN",
    "X_IGNORED_SIDE_EFFECT_TAG": 63,
    "63": "X_IGNORED_SIDE_EFFECT_TAG",
    "__EXTEND_POINT__": 64,
    "64": "__EXTEND_POINT__"
  };
  const DOMErrorMessages = {
    [53]: `v-html is missing expression.`,
    [54]: `v-html will override element children.`,
    [55]: `v-text is missing expression.`,
    [56]: `v-text will override element children.`,
    [57]: `v-model can only be used on <input>, <textarea> and <select> elements.`,
    [58]: `v-model argument is not supported on plain elements.`,
    [59]: `v-model cannot be used on file inputs since they are read-only. Use a v-on:change listener instead.`,
    [60]: `Unnecessary value binding used alongside v-model. It will interfere with v-model's behavior.`,
    [61]: `v-show is missing expression.`,
    [62]: `<Transition> expects exactly one child element or component.`,
    [63]: `Tags with side effect (<script> and <style>) are ignored in client component templates.`
  };

  const transformVHtml = (dir, node, context) => {
    const { exp, loc } = dir;
    if (!exp) {
      context.onError(
        createDOMCompilerError(53, loc)
      );
    }
    if (node.children.length) {
      context.onError(
        createDOMCompilerError(54, loc)
      );
      node.children.length = 0;
    }
    return {
      props: [
        createObjectProperty(
          createSimpleExpression(`innerHTML`, true, loc),
          exp || createSimpleExpression("", true)
        )
      ]
    };
  };

  const transformVText = (dir, node, context) => {
    const { exp, loc } = dir;
    if (!exp) {
      context.onError(
        createDOMCompilerError(55, loc)
      );
    }
    if (node.children.length) {
      context.onError(
        createDOMCompilerError(56, loc)
      );
      node.children.length = 0;
    }
    return {
      props: [
        createObjectProperty(
          createSimpleExpression(`textContent`, true),
          exp ? getConstantType(exp, context) > 0 ? exp : createCallExpression(
            context.helperString(TO_DISPLAY_STRING),
            [exp],
            loc
          ) : createSimpleExpression("", true)
        )
      ]
    };
  };

  const transformModel = (dir, node, context) => {
    const baseResult = transformModel$1(dir, node, context);
    if (!baseResult.props.length || node.tagType === 1) {
      return baseResult;
    }
    if (dir.arg) {
      context.onError(
        createDOMCompilerError(
          58,
          dir.arg.loc
        )
      );
    }
    function checkDuplicatedValue() {
      const value = findDir(node, "bind");
      if (value && isStaticArgOf(value.arg, "value")) {
        context.onError(
          createDOMCompilerError(
            60,
            value.loc
          )
        );
      }
    }
    const { tag } = node;
    const isCustomElement = context.isCustomElement(tag);
    if (tag === "input" || tag === "textarea" || tag === "select" || isCustomElement) {
      let directiveToUse = V_MODEL_TEXT;
      let isInvalidType = false;
      if (tag === "input" || isCustomElement) {
        const type = findProp(node, `type`);
        if (type) {
          if (type.type === 7) {
            directiveToUse = V_MODEL_DYNAMIC;
          } else if (type.value) {
            switch (type.value.content) {
              case "radio":
                directiveToUse = V_MODEL_RADIO;
                break;
              case "checkbox":
                directiveToUse = V_MODEL_CHECKBOX;
                break;
              case "file":
                isInvalidType = true;
                context.onError(
                  createDOMCompilerError(
                    59,
                    dir.loc
                  )
                );
                break;
              default:
                checkDuplicatedValue();
                break;
            }
          }
        } else if (hasDynamicKeyVBind(node)) {
          directiveToUse = V_MODEL_DYNAMIC;
        } else {
          checkDuplicatedValue();
        }
      } else if (tag === "select") {
        directiveToUse = V_MODEL_SELECT;
      } else {
        checkDuplicatedValue();
      }
      if (!isInvalidType) {
        baseResult.needRuntime = context.helper(directiveToUse);
      }
    } else {
      context.onError(
        createDOMCompilerError(
          57,
          dir.loc
        )
      );
    }
    baseResult.props = baseResult.props.filter(
      (p) => !(p.key.type === 4 && p.key.content === "modelValue")
    );
    return baseResult;
  };

  const isEventOptionModifier = /* @__PURE__ */ makeMap(`passive,once,capture`);
  const isNonKeyModifier = /* @__PURE__ */ makeMap(
    // event propagation management
    `stop,prevent,self,ctrl,shift,alt,meta,exact,middle`
  );
  const maybeKeyModifier = /* @__PURE__ */ makeMap("left,right");
  const isKeyboardEvent = /* @__PURE__ */ makeMap(`onkeyup,onkeydown,onkeypress`);
  const resolveModifiers = (key, modifiers, context, loc) => {
    const keyModifiers = [];
    const nonKeyModifiers = [];
    const eventOptionModifiers = [];
    for (let i = 0; i < modifiers.length; i++) {
      const modifier = modifiers[i].content;
      if (modifier === "native" && checkCompatEnabled(
        "COMPILER_V_ON_NATIVE",
        context,
        loc
      )) {
        eventOptionModifiers.push(modifier);
      } else if (isEventOptionModifier(modifier)) {
        eventOptionModifiers.push(modifier);
      } else {
        if (maybeKeyModifier(modifier)) {
          if (isStaticExp(key)) {
            if (isKeyboardEvent(key.content.toLowerCase())) {
              keyModifiers.push(modifier);
            } else {
              nonKeyModifiers.push(modifier);
            }
          } else {
            keyModifiers.push(modifier);
            nonKeyModifiers.push(modifier);
          }
        } else {
          if (isNonKeyModifier(modifier)) {
            nonKeyModifiers.push(modifier);
          } else {
            keyModifiers.push(modifier);
          }
        }
      }
    }
    return {
      keyModifiers,
      nonKeyModifiers,
      eventOptionModifiers
    };
  };
  const transformClick = (key, event) => {
    const isStaticClick = isStaticExp(key) && key.content.toLowerCase() === "onclick";
    return isStaticClick ? createSimpleExpression(event, true) : key.type !== 4 ? createCompoundExpression([
      `(`,
      key,
      `) === "onClick" ? "${event}" : (`,
      key,
      `)`
    ]) : key;
  };
  const transformOn = (dir, node, context) => {
    return transformOn$1(dir, node, context, (baseResult) => {
      const { modifiers } = dir;
      if (!modifiers.length) return baseResult;
      let { key, value: handlerExp } = baseResult.props[0];
      const { keyModifiers, nonKeyModifiers, eventOptionModifiers } = resolveModifiers(key, modifiers, context, dir.loc);
      if (nonKeyModifiers.includes("right")) {
        key = transformClick(key, `onContextmenu`);
      }
      if (nonKeyModifiers.includes("middle")) {
        key = transformClick(key, `onMouseup`);
      }
      if (nonKeyModifiers.length) {
        handlerExp = createCallExpression(context.helper(V_ON_WITH_MODIFIERS), [
          handlerExp,
          JSON.stringify(nonKeyModifiers)
        ]);
      }
      if (keyModifiers.length && // if event name is dynamic, always wrap with keys guard
      (!isStaticExp(key) || isKeyboardEvent(key.content.toLowerCase()))) {
        handlerExp = createCallExpression(context.helper(V_ON_WITH_KEYS), [
          handlerExp,
          JSON.stringify(keyModifiers)
        ]);
      }
      if (eventOptionModifiers.length) {
        const modifierPostfix = eventOptionModifiers.map(capitalize).join("");
        key = isStaticExp(key) ? createSimpleExpression(`${key.content}${modifierPostfix}`, true) : createCompoundExpression([`(`, key, `) + "${modifierPostfix}"`]);
      }
      return {
        props: [createObjectProperty(key, handlerExp)]
      };
    });
  };

  const transformShow = (dir, node, context) => {
    const { exp, loc } = dir;
    if (!exp) {
      context.onError(
        createDOMCompilerError(61, loc)
      );
    }
    return {
      props: [],
      needRuntime: context.helper(V_SHOW)
    };
  };

  const transformTransition = (node, context) => {
    if (node.type === 1 && node.tagType === 1) {
      const component = context.isBuiltInComponent(node.tag);
      if (component === TRANSITION) {
        return () => {
          if (!node.children.length) {
            return;
          }
          if (hasMultipleChildren(node)) {
            context.onError(
              createDOMCompilerError(
                62,
                {
                  start: node.children[0].loc.start,
                  end: node.children[node.children.length - 1].loc.end,
                  source: ""
                }
              )
            );
          }
          const child = node.children[0];
          if (child.type === 1) {
            for (const p of child.props) {
              if (p.type === 7 && p.name === "show") {
                node.props.push({
                  type: 6,
                  name: "persisted",
                  nameLoc: node.loc,
                  value: void 0,
                  loc: node.loc
                });
              }
            }
          }
        };
      }
    }
  };
  function hasMultipleChildren(node) {
    const children = node.children = node.children.filter(
      (c) => c.type !== 3 && !(c.type === 2 && !c.content.trim())
    );
    const child = children[0];
    return children.length !== 1 || child.type === 11 || child.type === 9 && child.branches.some(hasMultipleChildren);
  }

  const ignoreSideEffectTags = (node, context) => {
    if (node.type === 1 && node.tagType === 0 && (node.tag === "script" || node.tag === "style")) {
      context.onError(
        createDOMCompilerError(
          63,
          node.loc
        )
      );
      context.removeNode();
    }
  };

  function isValidHTMLNesting(parent, child) {
    if (parent === "template") {
      return true;
    }
    if (parent in onlyValidChildren) {
      return onlyValidChildren[parent].has(child);
    }
    if (child in onlyValidParents) {
      return onlyValidParents[child].has(parent);
    }
    if (parent in knownInvalidChildren) {
      if (knownInvalidChildren[parent].has(child)) return false;
    }
    if (child in knownInvalidParents) {
      if (knownInvalidParents[child].has(parent)) return false;
    }
    return true;
  }
  const headings = /* @__PURE__ */ new Set(["h1", "h2", "h3", "h4", "h5", "h6"]);
  const emptySet = /* @__PURE__ */ new Set([]);
  const onlyValidChildren = {
    head: /* @__PURE__ */ new Set([
      "base",
      "basefront",
      "bgsound",
      "link",
      "meta",
      "title",
      "noscript",
      "noframes",
      "style",
      "script",
      "template"
    ]),
    optgroup: /* @__PURE__ */ new Set(["option"]),
    select: /* @__PURE__ */ new Set(["optgroup", "option", "hr"]),
    // table
    table: /* @__PURE__ */ new Set(["caption", "colgroup", "tbody", "tfoot", "thead"]),
    tr: /* @__PURE__ */ new Set(["td", "th"]),
    colgroup: /* @__PURE__ */ new Set(["col"]),
    tbody: /* @__PURE__ */ new Set(["tr"]),
    thead: /* @__PURE__ */ new Set(["tr"]),
    tfoot: /* @__PURE__ */ new Set(["tr"]),
    // these elements can not have any children elements
    script: emptySet,
    iframe: emptySet,
    option: emptySet,
    textarea: emptySet,
    style: emptySet,
    title: emptySet
  };
  const onlyValidParents = {
    // sections
    html: emptySet,
    body: /* @__PURE__ */ new Set(["html"]),
    head: /* @__PURE__ */ new Set(["html"]),
    // table
    td: /* @__PURE__ */ new Set(["tr"]),
    colgroup: /* @__PURE__ */ new Set(["table"]),
    caption: /* @__PURE__ */ new Set(["table"]),
    tbody: /* @__PURE__ */ new Set(["table"]),
    tfoot: /* @__PURE__ */ new Set(["table"]),
    col: /* @__PURE__ */ new Set(["colgroup"]),
    th: /* @__PURE__ */ new Set(["tr"]),
    thead: /* @__PURE__ */ new Set(["table"]),
    tr: /* @__PURE__ */ new Set(["tbody", "thead", "tfoot"]),
    // data list
    dd: /* @__PURE__ */ new Set(["dl", "div"]),
    dt: /* @__PURE__ */ new Set(["dl", "div"]),
    // other
    figcaption: /* @__PURE__ */ new Set(["figure"]),
    // li: new Set(["ul", "ol"]),
    summary: /* @__PURE__ */ new Set(["details"]),
    area: /* @__PURE__ */ new Set(["map"])
  };
  const knownInvalidChildren = {
    p: /* @__PURE__ */ new Set([
      "address",
      "article",
      "aside",
      "blockquote",
      "center",
      "details",
      "dialog",
      "dir",
      "div",
      "dl",
      "fieldset",
      "figure",
      "footer",
      "form",
      "h1",
      "h2",
      "h3",
      "h4",
      "h5",
      "h6",
      "header",
      "hgroup",
      "hr",
      "li",
      "main",
      "nav",
      "menu",
      "ol",
      "p",
      "pre",
      "section",
      "table",
      "ul"
    ]),
    svg: /* @__PURE__ */ new Set([
      "b",
      "blockquote",
      "br",
      "code",
      "dd",
      "div",
      "dl",
      "dt",
      "em",
      "embed",
      "h1",
      "h2",
      "h3",
      "h4",
      "h5",
      "h6",
      "hr",
      "i",
      "img",
      "li",
      "menu",
      "meta",
      "ol",
      "p",
      "pre",
      "ruby",
      "s",
      "small",
      "span",
      "strong",
      "sub",
      "sup",
      "table",
      "u",
      "ul",
      "var"
    ])
  };
  const knownInvalidParents = {
    a: /* @__PURE__ */ new Set(["a"]),
    button: /* @__PURE__ */ new Set(["button"]),
    dd: /* @__PURE__ */ new Set(["dd", "dt"]),
    dt: /* @__PURE__ */ new Set(["dd", "dt"]),
    form: /* @__PURE__ */ new Set(["form"]),
    li: /* @__PURE__ */ new Set(["li"]),
    h1: headings,
    h2: headings,
    h3: headings,
    h4: headings,
    h5: headings,
    h6: headings
  };

  const validateHtmlNesting = (node, context) => {
    if (node.type === 1 && node.tagType === 0 && context.parent && context.parent.type === 1 && context.parent.tagType === 0 && !isValidHTMLNesting(context.parent.tag, node.tag)) {
      const error = new SyntaxError(
        `<${node.tag}> cannot be child of <${context.parent.tag}>, according to HTML specifications. This can cause hydration errors or potentially disrupt future functionality.`
      );
      error.loc = node.loc;
      context.onWarn(error);
    }
  };

  const DOMNodeTransforms = [
    transformStyle,
    ...[transformTransition, validateHtmlNesting] 
  ];
  const DOMDirectiveTransforms = {
    cloak: noopDirectiveTransform,
    html: transformVHtml,
    text: transformVText,
    model: transformModel,
    // override compiler-core
    on: transformOn,
    // override compiler-core
    show: transformShow
  };
  function compile(src, options = {}) {
    return baseCompile(
      src,
      extend({}, parserOptions, options, {
        nodeTransforms: [
          // ignore <script> and <tag>
          // this is not put inside DOMNodeTransforms because that list is used
          // by compiler-ssr to generate vnode fallback branches
          ignoreSideEffectTags,
          ...DOMNodeTransforms,
          ...options.nodeTransforms || []
        ],
        directiveTransforms: extend(
          {},
          DOMDirectiveTransforms,
          options.directiveTransforms || {}
        ),
        transformHoist: null 
      })
    );
  }
  function parse(template, options = {}) {
    return baseParse(template, extend({}, parserOptions, options));
  }

  exports.BASE_TRANSITION = BASE_TRANSITION;
  exports.BindingTypes = BindingTypes;
  exports.CAMELIZE = CAMELIZE;
  exports.CAPITALIZE = CAPITALIZE;
  exports.CREATE_BLOCK = CREATE_BLOCK;
  exports.CREATE_COMMENT = CREATE_COMMENT;
  exports.CREATE_ELEMENT_BLOCK = CREATE_ELEMENT_BLOCK;
  exports.CREATE_ELEMENT_VNODE = CREATE_ELEMENT_VNODE;
  exports.CREATE_SLOTS = CREATE_SLOTS;
  exports.CREATE_STATIC = CREATE_STATIC;
  exports.CREATE_TEXT = CREATE_TEXT;
  exports.CREATE_VNODE = CREATE_VNODE;
  exports.CompilerDeprecationTypes = CompilerDeprecationTypes;
  exports.ConstantTypes = ConstantTypes;
  exports.DOMDirectiveTransforms = DOMDirectiveTransforms;
  exports.DOMErrorCodes = DOMErrorCodes;
  exports.DOMErrorMessages = DOMErrorMessages;
  exports.DOMNodeTransforms = DOMNodeTransforms;
  exports.ElementTypes = ElementTypes;
  exports.ErrorCodes = ErrorCodes;
  exports.FRAGMENT = FRAGMENT;
  exports.GUARD_REACTIVE_PROPS = GUARD_REACTIVE_PROPS;
  exports.IS_MEMO_SAME = IS_MEMO_SAME;
  exports.IS_REF = IS_REF;
  exports.KEEP_ALIVE = KEEP_ALIVE;
  exports.MERGE_PROPS = MERGE_PROPS;
  exports.NORMALIZE_CLASS = NORMALIZE_CLASS;
  exports.NORMALIZE_PROPS = NORMALIZE_PROPS;
  exports.NORMALIZE_STYLE = NORMALIZE_STYLE;
  exports.Namespaces = Namespaces;
  exports.NodeTypes = NodeTypes;
  exports.OPEN_BLOCK = OPEN_BLOCK;
  exports.POP_SCOPE_ID = POP_SCOPE_ID;
  exports.PUSH_SCOPE_ID = PUSH_SCOPE_ID;
  exports.RENDER_LIST = RENDER_LIST;
  exports.RENDER_SLOT = RENDER_SLOT;
  exports.RESOLVE_COMPONENT = RESOLVE_COMPONENT;
  exports.RESOLVE_DIRECTIVE = RESOLVE_DIRECTIVE;
  exports.RESOLVE_DYNAMIC_COMPONENT = RESOLVE_DYNAMIC_COMPONENT;
  exports.RESOLVE_FILTER = RESOLVE_FILTER;
  exports.SET_BLOCK_TRACKING = SET_BLOCK_TRACKING;
  exports.SUSPENSE = SUSPENSE;
  exports.TELEPORT = TELEPORT;
  exports.TO_DISPLAY_STRING = TO_DISPLAY_STRING;
  exports.TO_HANDLERS = TO_HANDLERS;
  exports.TO_HANDLER_KEY = TO_HANDLER_KEY;
  exports.TRANSITION = TRANSITION;
  exports.TRANSITION_GROUP = TRANSITION_GROUP;
  exports.TS_NODE_TYPES = TS_NODE_TYPES;
  exports.UNREF = UNREF;
  exports.V_MODEL_CHECKBOX = V_MODEL_CHECKBOX;
  exports.V_MODEL_DYNAMIC = V_MODEL_DYNAMIC;
  exports.V_MODEL_RADIO = V_MODEL_RADIO;
  exports.V_MODEL_SELECT = V_MODEL_SELECT;
  exports.V_MODEL_TEXT = V_MODEL_TEXT;
  exports.V_ON_WITH_KEYS = V_ON_WITH_KEYS;
  exports.V_ON_WITH_MODIFIERS = V_ON_WITH_MODIFIERS;
  exports.V_SHOW = V_SHOW;
  exports.WITH_CTX = WITH_CTX;
  exports.WITH_DIRECTIVES = WITH_DIRECTIVES;
  exports.WITH_MEMO = WITH_MEMO;
  exports.advancePositionWithClone = advancePositionWithClone;
  exports.advancePositionWithMutation = advancePositionWithMutation;
  exports.assert = assert;
  exports.baseCompile = baseCompile;
  exports.baseParse = baseParse;
  exports.buildDirectiveArgs = buildDirectiveArgs;
  exports.buildProps = buildProps;
  exports.buildSlots = buildSlots;
  exports.checkCompatEnabled = checkCompatEnabled;
  exports.compile = compile;
  exports.convertToBlock = convertToBlock;
  exports.createArrayExpression = createArrayExpression;
  exports.createAssignmentExpression = createAssignmentExpression;
  exports.createBlockStatement = createBlockStatement;
  exports.createCacheExpression = createCacheExpression;
  exports.createCallExpression = createCallExpression;
  exports.createCompilerError = createCompilerError;
  exports.createCompoundExpression = createCompoundExpression;
  exports.createConditionalExpression = createConditionalExpression;
  exports.createDOMCompilerError = createDOMCompilerError;
  exports.createForLoopParams = createForLoopParams;
  exports.createFunctionExpression = createFunctionExpression;
  exports.createIfStatement = createIfStatement;
  exports.createInterpolation = createInterpolation;
  exports.createObjectExpression = createObjectExpression;
  exports.createObjectProperty = createObjectProperty;
  exports.createReturnStatement = createReturnStatement;
  exports.createRoot = createRoot;
  exports.createSequenceExpression = createSequenceExpression;
  exports.createSimpleExpression = createSimpleExpression;
  exports.createStructuralDirectiveTransform = createStructuralDirectiveTransform;
  exports.createTemplateLiteral = createTemplateLiteral;
  exports.createTransformContext = createTransformContext;
  exports.createVNodeCall = createVNodeCall;
  exports.errorMessages = errorMessages;
  exports.extractIdentifiers = extractIdentifiers;
  exports.findDir = findDir;
  exports.findProp = findProp;
  exports.forAliasRE = forAliasRE;
  exports.generate = generate;
  exports.generateCodeFrame = generateCodeFrame;
  exports.getBaseTransformPreset = getBaseTransformPreset;
  exports.getConstantType = getConstantType;
  exports.getMemoedVNodeCall = getMemoedVNodeCall;
  exports.getVNodeBlockHelper = getVNodeBlockHelper;
  exports.getVNodeHelper = getVNodeHelper;
  exports.hasDynamicKeyVBind = hasDynamicKeyVBind;
  exports.hasScopeRef = hasScopeRef;
  exports.helperNameMap = helperNameMap;
  exports.injectProp = injectProp;
  exports.isCoreComponent = isCoreComponent;
  exports.isFnExpression = isFnExpression;
  exports.isFnExpressionBrowser = isFnExpressionBrowser;
  exports.isFnExpressionNode = isFnExpressionNode;
  exports.isFunctionType = isFunctionType;
  exports.isInDestructureAssignment = isInDestructureAssignment;
  exports.isInNewExpression = isInNewExpression;
  exports.isMemberExpression = isMemberExpression;
  exports.isMemberExpressionBrowser = isMemberExpressionBrowser;
  exports.isMemberExpressionNode = isMemberExpressionNode;
  exports.isReferencedIdentifier = isReferencedIdentifier;
  exports.isSimpleIdentifier = isSimpleIdentifier;
  exports.isSlotOutlet = isSlotOutlet;
  exports.isStaticArgOf = isStaticArgOf;
  exports.isStaticExp = isStaticExp;
  exports.isStaticProperty = isStaticProperty;
  exports.isStaticPropertyKey = isStaticPropertyKey;
  exports.isTemplateNode = isTemplateNode;
  exports.isText = isText$1;
  exports.isVPre = isVPre;
  exports.isVSlot = isVSlot;
  exports.locStub = locStub;
  exports.noopDirectiveTransform = noopDirectiveTransform;
  exports.parse = parse;
  exports.parserOptions = parserOptions;
  exports.processExpression = processExpression;
  exports.processFor = processFor;
  exports.processIf = processIf;
  exports.processSlotOutlet = processSlotOutlet;
  exports.registerRuntimeHelpers = registerRuntimeHelpers;
  exports.resolveComponentType = resolveComponentType;
  exports.stringifyExpression = stringifyExpression;
  exports.toValidAssetId = toValidAssetId;
  exports.trackSlotScopes = trackSlotScopes;
  exports.trackVForSlotScopes = trackVForSlotScopes;
  exports.transform = transform;
  exports.transformBind = transformBind;
  exports.transformElement = transformElement;
  exports.transformExpression = transformExpression;
  exports.transformModel = transformModel$1;
  exports.transformOn = transformOn$1;
  exports.transformStyle = transformStyle;
  exports.traverseNode = traverseNode;
  exports.unwrapTSNode = unwrapTSNode;
  exports.walkBlockDeclarations = walkBlockDeclarations;
  exports.walkFunctionParams = walkFunctionParams;
  exports.walkIdentifiers = walkIdentifiers;
  exports.warnDeprecation = warnDeprecation;

  return exports;

})({});