chore: Add warn of value not provided in Cascader (#17511)

* add warn of `value` not provided

* adjust desc & logic
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zombieJ 2019-07-08 10:57:34 +08:00 committed by GitHub
parent 4f288489ec
commit 4a1d68c87f
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2 changed files with 21 additions and 0 deletions

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@ -429,4 +429,13 @@ describe('Cascader', () => {
);
});
});
it('should warning if not find `value` in `options`', () => {
const errorSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
mount(<Cascader options={[{ label: 'a', value: 'a', children: [{ label: 'b' }] }]} />);
expect(errorSpy).toHaveBeenCalledWith(
'Warning: [antd: Cascader] Not found `value` in `options`.',
);
errorSpy.mockRestore();
});
});

View File

@ -204,6 +204,14 @@ function flattenTree(
const defaultDisplayRender = (label: string[]) => label.join(' / ');
function warningValueNotExist(list: CascaderOptionType[], fieldNames: FieldNamesType = {}) {
(list || []).forEach(item => {
const valueFieldName = fieldNames.value || 'value';
warning(valueFieldName in item, 'Cascader', 'Not found `value` in `options`.');
warningValueNotExist(item[fieldNames.children || 'children'], fieldNames);
});
}
class Cascader extends React.Component<CascaderProps, CascaderState> {
static defaultProps = {
placeholder: 'Please select',
@ -229,6 +237,10 @@ class Cascader extends React.Component<CascaderProps, CascaderState> {
newState.flattenOptions = flattenTree(nextProps.options, nextProps);
}
if (process.env.NODE_ENV !== 'production' && nextProps.options) {
warningValueNotExist(nextProps.options, getFieldNames(nextProps));
}
return newState;
}