Function ondirname

packages/compiler-core/src/parser.ts:201–246

(start, end)

  },

  ondirname(start, end) {
    const raw = getSlice(start, end)
    const name =
      raw === '.' || raw === ':'
        ? 'bind'
        : raw === '@'
          ? 'on'
          : raw === '#'
            ? 'slot'
            : raw.slice(2)

    if (!inVPre && name === '') {
      emitError(ErrorCodes.X_MISSING_DIRECTIVE_NAME, start)
    }

    if (inVPre || name === '') {
      currentProp = {
        type: NodeTypes.ATTRIBUTE,
        name: raw,
        nameLoc: getLoc(start, end),
        value: undefined,
        loc: getLoc(start),
      }
    } else {
      currentProp = {
        type: NodeTypes.DIRECTIVE,
        name,
        rawName: raw,
        exp: undefined,
        arg: undefined,
        modifiers: raw === '.' ? [createSimpleExpression('prop')] : [],
        loc: getLoc(start),
      }
      if (name === 'pre') {
        inVPre = tokenizer.inVPre = true
        currentVPreBoundary = currentOpenTag
        // convert dirs before this one to attributes
        const props = currentOpenTag!.props
        for (let i = 0; i < props.length; i++) {
          if (props[i].type === NodeTypes.DIRECTIVE) {
            props[i] = dirToAttr(props[i] as DirectiveNode)
          }
        }
      }
    }
  },

  ondirarg(start, end) {
    if (start === end) return