23 lines
618 B
TypeScript
23 lines
618 B
TypeScript
import { AnyObject } from '../types'
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import isPlainObject from './isPlainObject'
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export default function mergeDeep(target: AnyObject, source: AnyObject): AnyObject {
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const output = { ...target }
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if (isPlainObject(target) && isPlainObject(source)) {
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Object.keys(source).forEach(key => {
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if (isPlainObject(source[key])) {
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if (!(key in target)) {
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Object.assign(output, { [key]: source[key] })
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} else {
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output[key] = mergeDeep(target[key], source[key])
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}
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} else {
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Object.assign(output, { [key]: source[key] })
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}
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})
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}
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return output
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}
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