index.ts — vue Source File

Source Code

import { genHandlers } from './events'
import baseDirectives from '../directives/index'
import { camelize, no, extend, capitalize } from 'shared/util'
import { baseWarn, pluckModuleFunction } from '../helpers'
import { emptySlotScopeToken } from '../parser/index'
import {
  ASTAttr,
  ASTDirective,
  ASTElement,
  ASTExpression,
  ASTIfConditions,
  ASTNode,
  ASTText,
  CompilerOptions
} from 'types/compiler'
import { BindingMetadata, BindingTypes } from 'sfc/types'

type TransformFunction = (el: ASTElement, code: string) => string
type DataGenFunction = (el: ASTElement) => string
type DirectiveFunction = (
  el: ASTElement,
  dir: ASTDirective,
  warn: Function
) => boolean

export class CodegenState {
  options: CompilerOptions
  warn: Function
  transforms: Array<TransformFunction>
  dataGenFns: Array<DataGenFunction>
  directives: { [key: string]: DirectiveFunction }
  maybeComponent: (el: ASTElement) => boolean
  onceId: number
  staticRenderFns: Array<string>
  pre: boolean

  constructor(options: CompilerOptions) {
    this.options = options
    this.warn = options.warn || baseWarn
    this.transforms = pluckModuleFunction(options.modules, 'transformCode')
    this.dataGenFns = pluckModuleFunction(options.modules, 'genData')
    this.directives = extend(extend({}, baseDirectives), options.directives)
    const isReservedTag = options.isReservedTag || no
    this.maybeComponent = (el: ASTElement) =>
      !!el.component || !isReservedTag(el.tag)
    this.onceId = 0
    this.staticRenderFns = []
    this.pre = false
  }
}

export type CodegenResult = {
  render: string
  staticRenderFns: Array<string>
}

export function generate(
  ast: ASTElement | void,
  options: CompilerOptions
): CodegenResult {
// ... (609 more lines)