forked from alibaba/lowcode-engine
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathis-react.ts
More file actions
42 lines (34 loc) · 1.53 KB
/
is-react.ts
File metadata and controls
42 lines (34 loc) · 1.53 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
import { ComponentClass, Component, FunctionComponent, ComponentType, createElement } from 'react';
import { cloneEnumerableProperty } from './clone-enumerable-property';
const hasSymbol = typeof Symbol === 'function' && Symbol.for;
const REACT_FORWARD_REF_TYPE = hasSymbol ? Symbol.for('react.forward_ref') : 0xead0;
const REACT_MEMO_TYPE = hasSymbol ? Symbol.for('react.memo') : 0xead3;
export function isReactClass(obj: any): obj is ComponentClass<any> {
return obj && obj.prototype && (obj.prototype.isReactComponent || obj.prototype instanceof Component);
}
export function acceptsRef(obj: any): boolean {
return obj?.prototype?.isReactComponent || (obj.$$typeof && obj.$$typeof === REACT_FORWARD_REF_TYPE);
}
function isForwardRefType(obj: any): boolean {
return obj?.$$typeof && obj?.$$typeof === REACT_FORWARD_REF_TYPE;
}
function isMemoType(obj: any): boolean {
return obj?.$$typeof && obj.$$typeof === REACT_MEMO_TYPE;
}
export function isReactComponent(obj: any): obj is ComponentType<any> {
if (!obj) {
return false;
}
return Boolean(isReactClass(obj) || typeof obj === 'function' || isForwardRefType(obj) || isMemoType(obj));
}
export function wrapReactClass(view: FunctionComponent) {
let ViewComponentClass = class extends Component {
render() {
const { children, ...other } = this.props;
return createElement(view, other, children);
}
} as any;
ViewComponentClass = cloneEnumerableProperty(ViewComponentClass, view);
ViewComponentClass.displayName = view.displayName;
return ViewComponentClass;
}