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Update deep-assign.ts (#3103)

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谢俊 2019-04-08 17:18:36 +08:00 committed by neverland
parent 07d02363f2
commit 1a7daecdbc
1 changed files with 1 additions and 1 deletions
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packages/utils/deep-assign.ts
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@ -10,7 +10,7 @@ type Object = {
function assignKey(to: Object, from: Object, key: string) {
const val = from[key];
if (!isDef(val) || (hasOwnProperty.call(to, key) && !isDef(to[key]))) {
if (!isDef(val)) {
return;
}