mirror of https://github.com/vuejs/core.git
130 lines
3.6 KiB
TypeScript
130 lines
3.6 KiB
TypeScript
import { extend, isArray } from '@vue/shared'
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import { AppConfig } from '../apiCreateApp'
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import { mergeDataOption } from './data'
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import {
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DeprecationTypes,
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softAssertCompatEnabled,
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warnDeprecation
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} from './compatConfig'
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import { isCopyingConfig } from './global'
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// legacy config warnings
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export type LegacyConfig = {
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/**
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* @deprecated `config.silent` option has been removed
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*/
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silent?: boolean
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/**
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* @deprecated use __VUE_PROD_DEVTOOLS__ compile-time feature flag instead
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* https://github.com/vuejs/vue-next/tree/master/packages/vue#bundler-build-feature-flags
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*/
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devtools?: boolean
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/**
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* @deprecated use `config.isCustomElement` instead
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* https://v3.vuejs.org/guide/migration/global-api.html#config-ignoredelements-is-now-config-iscustomelement
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*/
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ignoredElements?: (string | RegExp)[]
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/**
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* @deprecated
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* https://v3.vuejs.org/guide/migration/keycode-modifiers.html
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*/
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keyCodes?: Record<string, number | number[]>
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/**
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* @deprecated
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* https://v3.vuejs.org/guide/migration/global-api.html#config-productiontip-removed
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*/
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productionTip?: boolean
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}
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// dev only
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export function installLegacyConfigWarnings(config: AppConfig) {
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const legacyConfigOptions: Record<string, DeprecationTypes> = {
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silent: DeprecationTypes.CONFIG_SILENT,
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devtools: DeprecationTypes.CONFIG_DEVTOOLS,
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ignoredElements: DeprecationTypes.CONFIG_IGNORED_ELEMENTS,
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keyCodes: DeprecationTypes.CONFIG_KEY_CODES,
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productionTip: DeprecationTypes.CONFIG_PRODUCTION_TIP
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}
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Object.keys(legacyConfigOptions).forEach(key => {
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let val = (config as any)[key]
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Object.defineProperty(config, key, {
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enumerable: true,
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get() {
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return val
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},
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set(newVal) {
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if (!isCopyingConfig) {
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warnDeprecation(legacyConfigOptions[key], null)
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}
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val = newVal
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}
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})
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})
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}
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export function installLegacyOptionMergeStrats(config: AppConfig) {
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config.optionMergeStrategies = new Proxy({} as any, {
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get(target, key) {
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if (key in target) {
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return target[key]
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}
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if (
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key in legacyOptionMergeStrats &&
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softAssertCompatEnabled(
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DeprecationTypes.CONFIG_OPTION_MERGE_STRATS,
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null
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)
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) {
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return legacyOptionMergeStrats[
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key as keyof typeof legacyOptionMergeStrats
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]
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}
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}
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})
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}
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export const legacyOptionMergeStrats = {
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data: mergeDataOption,
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beforeCreate: mergeHook,
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created: mergeHook,
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beforeMount: mergeHook,
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mounted: mergeHook,
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beforeUpdate: mergeHook,
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updated: mergeHook,
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beforeDestroy: mergeHook,
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destroyed: mergeHook,
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activated: mergeHook,
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deactivated: mergeHook,
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errorCaptured: mergeHook,
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serverPrefetch: mergeHook,
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// assets
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components: mergeObjectOptions,
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directives: mergeObjectOptions,
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filters: mergeObjectOptions,
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// objects
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props: mergeObjectOptions,
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methods: mergeObjectOptions,
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inject: mergeObjectOptions,
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computed: mergeObjectOptions,
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// watch has special merge behavior in v2, but isn't actually needed in v3.
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// since we are only exposing these for compat and nobody should be relying
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// on the watch-specific behavior, just expose the object merge strat.
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watch: mergeObjectOptions
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}
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function toArray(target: any) {
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return isArray(target) ? target : target ? [target] : []
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}
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function mergeHook(
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to: Function[] | Function | undefined,
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from: Function | Function[]
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) {
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return Array.from(new Set([...toArray(to), ...toArray(from)]))
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}
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function mergeObjectOptions(to: Object | undefined, from: Object | undefined) {
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return to ? extend(extend(Object.create(null), to), from) : from
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}
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