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修复某种可能导致 mobx 引用已销毁对象的一种报错

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This commit is contained in:
liaoxuezhi 2019-11-18 17:01:57 +08:00
parent dad59c6f9e
commit ee68af9036
1 changed files with 4 additions and 2 deletions
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6
src/renderers/Form/Control.tsx
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@ -168,11 +168,13 @@ export default class FormControl extends React.PureComponent<
if (!nextProps.control.name) {
// 把 name 删了, 对 model 做清理
this.model && this.disposeModel();
this.reaction && this.reaction();
this.model = undefined;
return;
} else if (nextProps.control.name !== props.control.name || !this.model) {
// 对 model 做清理
this.model && this.disposeModel();
this.reaction && this.reaction();
// name 是后面才有的，比如编辑模式下就会出现。
const model = (this.model = form.registryItem(nextProps.control.name, {
@ -194,7 +196,7 @@ export default class FormControl extends React.PureComponent<
this.setState({
value: model.value
});
this.reaction && this.reaction();
this.reaction = reaction(
() => model.value,
value => this.setState({value})
@ -267,9 +269,9 @@ export default class FormControl extends React.PureComponent<
this.hook && this.props.removeHook(this.hook);
this.hook2 && this.props.removeHook(this.hook2);
this.disposeModel();
this.reaction && this.reaction();
(this.lazyValidate as any).cancel();
(this.lazyEmitChange as any).cancel();
this.reaction && this.reaction();
}
disposeModel() {