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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 68x 68x 68x 68x 1x | import { isDev } from '../util/env' import { nextTick } from '../util/nextTick' import { toArray } from '../util/toArray' import { warn } from '../util/warn' export function stateMixin (Component) { const dataDef: any = {} dataDef.get = function () { return this._renderProxy ? this._renderProxy.data : undefined } const propsDef: any = {} propsDef.get = function () { return this._renderProxy ? this._renderProxy.properties : undefined } if (isDev) { dataDef.set = function () { E warn( 'Avoid replacing instance root $data. ' + 'Use nested data properties instead.', this ) } propsDef.set = function () { warn('$props is readonly.', this) } } Object.defineProperty(Component.prototype, '$data', dataDef) Object.defineProperty(Component.prototype, '$props', propsDef) } export function renderMixin (Component) { Component.prototype.$nextTick = function (fn) { return nextTick(fn) } } export function eventsMixin (Component) { Component.prototype.$emit = function (event) { consEt args = toArray(arguments, 1) if (this._renderProxy) { this._renderProxy.triggerEvent(event, ...args) } return this } } |