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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 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | 93x 1x 1x 93x 1x 93x 1x 1x 1x 1x 71x 71x 1x 1x 163x 163x 2x 2x 11x 2x 7x 46x 34x 12x 8x 4x 4x 2x 2x 4x 93x 1x 93x 2325x 2x 1x | import {
NOOP,
extend,
looseEqual,
looseIndexOf,
looseToNumber,
toDisplayString,
} from '@vue/shared'
import type {
ComponentPublicInstance,
PublicPropertiesMap,
} from '../componentPublicInstance'
import { getCompatChildren } from './instanceChildren'
import {
DeprecationTypes,
assertCompatEnabled,
isCompatEnabled,
warnDeprecation,
} from './compatConfig'
import { off, on, once } from './instanceEventEmitter'
import { getCompatListeners } from './instanceListeners'
import { shallowReadonly } from '@vue/reactivity'
import { legacySlotProxyHandlers } from './componentFunctional'
import { compatH } from './renderFn'
import { createCommentVNode, createTextVNode } from '../vnode'
import { renderList } from '../helpers/renderList'
import {
legacyBindDynamicKeys,
legacyBindObjectListeners,
legacyBindObjectProps,
legacyCheckKeyCodes,
legacyMarkOnce,
legacyPrependModifier,
legacyRenderSlot,
legacyRenderStatic,
legacyResolveScopedSlots,
} from './renderHelpers'
import { resolveFilter } from '../helpers/resolveAssets'
import type { Slots } from '../componentSlots'
import { resolveMergedOptions } from '../componentOptions'
export type LegacyPublicInstance = ComponentPublicInstance &
LegacyPublicProperties
export interface LegacyPublicProperties {
$set<T extends Record<keyof any, any>, K extends keyof T>(
target: T,
key: K,
value: T[K],
): void
$delete<T extends Record<keyof any, any>, K extends keyof T>(
target: T,
key: K,
): void
$mount(el?: string | Element): this
$destroy(): void
$scopedSlots: Slots
$on(event: string | string[], fn: Function): this
$once(event: string, fn: Function): this
$off(event?: string | string[], fn?: Function): this
$children: LegacyPublicProperties[]
$listeners: Record<string, Function | Function[]>
}
export function installCompatInstanceProperties(
map: PublicPropertiesMap,
): void {
const set = (target: any, key: any, val: any) => {
target[key] = val
return target[key]
}
const del = (target: any, key: any) => {
delete target[key]
}
extend(map, {
$set: i => {
assertCompatEnabled(DeprecationTypes.INSTANCE_SET, i)
return set
},
$delete: i => {
assertCompatEnabled(DeprecationTypes.INSTANCE_DELETE, i)
return del
},
$mount: i => {
assertCompatEnabled(
DeprecationTypes.GLOBAL_MOUNT,
null /* this warning is global */,
)
// root mount override from ./global.ts in installCompatMount
return i.ctx._compat_mount || NOOP
},
$destroy: i => {
assertCompatEnabled(DeprecationTypes.INSTANCE_DESTROY, i)
// root destroy override from ./global.ts in installCompatMount
return i.ctx._compat_destroy || NOOP
},
// overrides existing accessor
$slots: i => {
Iif (
isCompatEnabled(DeprecationTypes.RENDER_FUNCTION, i) &&
i.render &&
i.render._compatWrapped
) {
return new Proxy(i.slots, legacySlotProxyHandlers)
}
return __DEV__ ? shallowReadonly(i.slots) : i.slots
},
$scopedSlots: i => {
assertCompatEnabled(DeprecationTypes.INSTANCE_SCOPED_SLOTS, i)
return __DEV__ ? shallowReadonly(i.slots) : i.slots
},
$on: i => on.bind(null, i),
$once: i => once.bind(null, i),
$off: i => off.bind(null, i),
$children: getCompatChildren,
$listeners: getCompatListeners,
// inject additional properties into $options for compat
// e.g. vuex needs this.$options.parent
$options: i => {
if (!isCompatEnabled(DeprecationTypes.PRIVATE_APIS, i)) {
return resolveMergedOptions(i)
}
if (i.resolvedOptions) {
return i.resolvedOptions
}
const res = (i.resolvedOptions = extend({}, resolveMergedOptions(i)))
Object.defineProperties(res, {
parent: {
get() {
warnDeprecation(DeprecationTypes.PRIVATE_APIS, i, '$options.parent')
return i.proxy!.$parent
},
},
propsData: {
get() {
warnDeprecation(
DeprecationTypes.PRIVATE_APIS,
i,
'$options.propsData',
)
return i.vnode.props
},
},
})
return res
},
} as PublicPropertiesMap)
const privateAPIs = {
// needed by many libs / render fns
$vnode: i => i.vnode,
// some private properties that are likely accessed...
_self: i => i.proxy,
_uid: i => i.uid,
_data: i => i.data,
_isMounted: i => i.isMounted,
_isDestroyed: i => i.isUnmounted,
// v2 render helpers
$createElement: () => compatH,
_c: () => compatH,
_o: () => legacyMarkOnce,
_n: () => looseToNumber,
_s: () => toDisplayString,
_l: () => renderList,
_t: i => legacyRenderSlot.bind(null, i),
_q: () => looseEqual,
_i: () => looseIndexOf,
_m: i => legacyRenderStatic.bind(null, i),
_f: () => resolveFilter,
_k: i => legacyCheckKeyCodes.bind(null, i),
_b: () => legacyBindObjectProps,
_v: () => createTextVNode,
_e: () => createCommentVNode,
_u: () => legacyResolveScopedSlots,
_g: () => legacyBindObjectListeners,
_d: () => legacyBindDynamicKeys,
_p: () => legacyPrependModifier,
} as PublicPropertiesMap
for (const key in privateAPIs) {
map[key] = i => {
if (isCompatEnabled(DeprecationTypes.PRIVATE_APIS, i)) {
return privateAPIs[key](i)
}
}
}
}
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