2021-04-21 15:09:18 -04:00

41 lines
1.1 KiB
TypeScript

import { isArray } from '@vue/shared'
import { inject } from '../apiInject'
import { ComponentInternalInstance, Data } from '../component'
import { ComponentOptions, resolveMergedOptions } from '../componentOptions'
import { DeprecationTypes, warnDeprecation } from './compatConfig'
export function createPropsDefaultThis(
instance: ComponentInternalInstance,
rawProps: Data,
propKey: string
) {
return new Proxy(
{},
{
get(_, key: string) {
__DEV__ &&
warnDeprecation(DeprecationTypes.PROPS_DEFAULT_THIS, null, propKey)
// $options
if (key === '$options') {
return resolveMergedOptions(instance)
}
// props
if (key in rawProps) {
return rawProps[key]
}
// injections
const injections = (instance.type as ComponentOptions).inject
if (injections) {
if (isArray(injections)) {
if (injections.includes(key)) {
return inject(key)
}
} else if (key in injections) {
return inject(key)
}
}
}
}
)
}