104 lines
2.7 KiB
JavaScript
104 lines
2.7 KiB
JavaScript
'use strict';
|
|
|
|
var reactIs = require('react-is');
|
|
|
|
/**
|
|
* Copyright 2015, Yahoo! Inc.
|
|
* Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
|
|
*/
|
|
var REACT_STATICS = {
|
|
childContextTypes: true,
|
|
contextType: true,
|
|
contextTypes: true,
|
|
defaultProps: true,
|
|
displayName: true,
|
|
getDefaultProps: true,
|
|
getDerivedStateFromError: true,
|
|
getDerivedStateFromProps: true,
|
|
mixins: true,
|
|
propTypes: true,
|
|
type: true
|
|
};
|
|
var KNOWN_STATICS = {
|
|
name: true,
|
|
length: true,
|
|
prototype: true,
|
|
caller: true,
|
|
callee: true,
|
|
arguments: true,
|
|
arity: true
|
|
};
|
|
var FORWARD_REF_STATICS = {
|
|
'$$typeof': true,
|
|
render: true,
|
|
defaultProps: true,
|
|
displayName: true,
|
|
propTypes: true
|
|
};
|
|
var MEMO_STATICS = {
|
|
'$$typeof': true,
|
|
compare: true,
|
|
defaultProps: true,
|
|
displayName: true,
|
|
propTypes: true,
|
|
type: true
|
|
};
|
|
var TYPE_STATICS = {};
|
|
TYPE_STATICS[reactIs.ForwardRef] = FORWARD_REF_STATICS;
|
|
TYPE_STATICS[reactIs.Memo] = MEMO_STATICS;
|
|
|
|
function getStatics(component) {
|
|
// React v16.11 and below
|
|
if (reactIs.isMemo(component)) {
|
|
return MEMO_STATICS;
|
|
} // React v16.12 and above
|
|
|
|
|
|
return TYPE_STATICS[component['$$typeof']] || REACT_STATICS;
|
|
}
|
|
|
|
var defineProperty = Object.defineProperty;
|
|
var getOwnPropertyNames = Object.getOwnPropertyNames;
|
|
var getOwnPropertySymbols = Object.getOwnPropertySymbols;
|
|
var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
|
|
var getPrototypeOf = Object.getPrototypeOf;
|
|
var objectPrototype = Object.prototype;
|
|
function hoistNonReactStatics(targetComponent, sourceComponent, blacklist) {
|
|
if (typeof sourceComponent !== 'string') {
|
|
// don't hoist over string (html) components
|
|
if (objectPrototype) {
|
|
var inheritedComponent = getPrototypeOf(sourceComponent);
|
|
|
|
if (inheritedComponent && inheritedComponent !== objectPrototype) {
|
|
hoistNonReactStatics(targetComponent, inheritedComponent, blacklist);
|
|
}
|
|
}
|
|
|
|
var keys = getOwnPropertyNames(sourceComponent);
|
|
|
|
if (getOwnPropertySymbols) {
|
|
keys = keys.concat(getOwnPropertySymbols(sourceComponent));
|
|
}
|
|
|
|
var targetStatics = getStatics(targetComponent);
|
|
var sourceStatics = getStatics(sourceComponent);
|
|
|
|
for (var i = 0; i < keys.length; ++i) {
|
|
var key = keys[i];
|
|
|
|
if (!KNOWN_STATICS[key] && !(blacklist && blacklist[key]) && !(sourceStatics && sourceStatics[key]) && !(targetStatics && targetStatics[key])) {
|
|
var descriptor = getOwnPropertyDescriptor(sourceComponent, key);
|
|
|
|
try {
|
|
// Avoid failures from read-only properties
|
|
defineProperty(targetComponent, key, descriptor);
|
|
} catch (e) {}
|
|
}
|
|
}
|
|
}
|
|
|
|
return targetComponent;
|
|
}
|
|
|
|
module.exports = hoistNonReactStatics;
|