Function onattribend

packages/compiler-core/src/parser.ts:312–410

(quote, end)

  },

  onattribend(quote, end) {
    if (currentOpenTag && currentProp) {
      // finalize end pos
      setLocEnd(currentProp.loc, end)

      if (quote !== QuoteType.NoValue) {
        if (__BROWSER__ && currentAttrValue.includes('&')) {
          currentAttrValue = currentOptions.decodeEntities!(
            currentAttrValue,
            true,
          )
        }

        if (currentProp.type === NodeTypes.ATTRIBUTE) {
          // assign value

          // condense whitespaces in class
          if (currentProp!.name === 'class') {
            currentAttrValue = condense(currentAttrValue).trim()
          }

          if (quote === QuoteType.Unquoted && !currentAttrValue) {
            emitError(ErrorCodes.MISSING_ATTRIBUTE_VALUE, end)
          }

          currentProp!.value = {
            type: NodeTypes.TEXT,
            content: currentAttrValue,
            loc:
              quote === QuoteType.Unquoted
                ? getLoc(currentAttrStartIndex, currentAttrEndIndex)
                : getLoc(currentAttrStartIndex - 1, currentAttrEndIndex + 1),
          }
          if (
            tokenizer.inSFCRoot &&
            currentOpenTag.tag === 'template' &&
            currentProp.name === 'lang' &&
            currentAttrValue &&
            currentAttrValue !== 'html'
          ) {
            // SFC root template with preprocessor lang, force tokenizer to
            // RCDATA mode
            tokenizer.enterRCDATA(toCharCodes(`</template`), 0)
          }
        } else {
          // directive
          let expParseMode = ExpParseMode.Normal
          if (!__BROWSER__) {
            if (currentProp.name === 'for') {
              expParseMode = ExpParseMode.Skip
            } else if (currentProp.name === 'slot') {
              expParseMode = ExpParseMode.Params
            } else if (
              currentProp.name === 'on' &&
              currentAttrValue.includes(';')
            ) {
              expParseMode = ExpParseMode.Statements
            }