19 lines
449 B
TypeScript
19 lines
449 B
TypeScript
|
import { eq } from './_eq'
|
||
|
|
|
||
|
|
const objectProto = Object.prototype
|
||
|
|
const hasOwnProperty = objectProto.hasOwnProperty
|
||
|
|
|
||
|
|
export function assignValue<T extends object>(
|
||
|
|
object: T,
|
||
|
|
key: string | symbol,
|
||
|
|
value: any
|
||
|
|
) {
|
||
|
|
const objValue = object[key as keyof typeof object]
|
||
|
|
if (
|
||
|
|
!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||
|
||
|
|
(value === undefined && !(key in object))
|
||
|
|
) {
|
||
|
|
object[key as keyof typeof object] = value
|
||
|
|
}
|
||
|
|
}
|