25 lines
982 B
JavaScript
25 lines
982 B
JavaScript
"use strict";
|
|
|
|
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
|
|
var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = useSingletonCache;
|
|
var React = _interopRequireWildcard(require("react"));
|
|
var _isEqual = _interopRequireDefault(require("@rc-component/util/lib/isEqual"));
|
|
/**
|
|
* Singleton cache will only take latest `cacheParams` as key
|
|
* and return the result for callback matching.
|
|
*/
|
|
function useSingletonCache() {
|
|
const cacheRef = React.useRef([null, null]);
|
|
const getCache = (cacheKeys, callback) => {
|
|
const filteredKeys = cacheKeys.map(item => item instanceof HTMLElement || Number.isNaN(item) ? '' : item);
|
|
if (!(0, _isEqual.default)(cacheRef.current[0], filteredKeys)) {
|
|
cacheRef.current = [filteredKeys, callback()];
|
|
}
|
|
return cacheRef.current[1];
|
|
};
|
|
return getCache;
|
|
} |