/* @flow */ import { parseFilters } from './parser/filter-parser' export function baseWarn (msg: string) { console.error(`[Vue parser]: ${msg}`) } export function pluckModuleFunction ( modules: ?Array<Object>, key: string ): Array<Function> {…

/** * Not type-checking this file because it's mostly vendor code. */ /*! * HTML Parser By John Resig (ejohn.org) * Modified by Juriy "kangax" Zaytsev * Original code by Erik Arvidsson, Mozilla Public License * http://erik.eae.net/simplehtmlpars…

/* @flow */ import { genHandlers } from './events' import { baseWarn, pluckModuleFunction } from '../helpers' import baseDirectives from '../directives/index' import { camelize } from 'shared/util' // configurable state let warn let transforms let da…

/* @flow */ const fnExpRE = /^\s*([\w$_]+|\([^)]*?\))\s*=>|^function\s*\(/ const simplePathRE = /^\s*[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['.*?']|\[".*?"]|\[\d+]|\[[A-Za-z_$][\w$]*])*\s*$/ // keyCode aliases const keyCodes = { esc: 27, tab:…

/* @flow */ export function parseFilters (exp: string): string { 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,…

/* @flow */ import { cached } from 'shared/util' import { parseFilters } from './filter-parser' //找到{{abc}}这样的 const defaultTagRE = /\{\{((?:.|\n)+?)\}\}/g //.+的意义是最小匹配, 找到符合的马上结束 //正则的元字符 ^ $ . * + ? = ! : | \ / ( ) [ ] { }const regexEscapeRE = /[-.…

/* @flow */ // Object.freeze 使得这个对象不能增加属性, 修改属性, 这样就保证了这个对象在任何时候都是空的 export const emptyObject = Object.freeze({}) /** * Check if a string starts with $ or _ ascii unicode 的区别 charcodeAt是一个字符的 unicode编码, 但是像 0x24 (代表的是 $ ) 0x5f (代表的是 _ ) 因为是字符, 先存着asc…

/* @flow */ /* globals MutationObserver */ import { noop } from 'shared/util' // can we use __proto__? 有些浏览器不能让你明目张胆的使用 __proto__ export const hasProto = '__proto__' in {} // Browser environment sniffing 这里作者不太严谨, 直接用 navigator.userAget 判断浏览器 //利用 wi…

/* @flow */ import { warn, nextTick, toNumber, _toString, looseEqual, emptyObject, handleError, looseIndexOf } from '../util/index' import VNode, { cloneVNodes, createTextVNode, createEmptyVNode } from '../vdom/vnode' import { createElement } from '.…

/* @flow */ import { updateListeners } from '../vdom/helpers/index' import { toArray, tip, hyphenate, formatComponentName } from '../util/index' export function initEvents (vm: Component) { vm._events = Object.create(null) vm._hasHookEvent = false //…