@bitbite/filtered-list/dist/Memoized.js

filter a list of items

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function hashFn() {
    var params = [];
    for (var _i = 0; _i < arguments.length; _i++) {
        params[_i] = arguments[_i];
    }
    return params.map(function (param) {
        if (typeof param === 'string')
            return param;
        if (typeof param === 'number')
            return String(param);
        if (typeof param === 'function')
            return param.constructor.name;
        if (Array.isArray(param))
            return param.toString();
        if (typeof param === 'object')
            return JSON.stringify(param);
    }).join('_');
}
exports.Memoized = (function (store) {
    return function (fn, onMemoized) {
        return function () {
            var params = [];
            for (var _i = 0; _i < arguments.length; _i++) {
                params[_i] = arguments[_i];
            }
            var key = hashFn(params);
            if (key in store) {
                onMemoized && onMemoized(store[key]);
                return store[key];
            }
            ;
            store[key] = fn.apply(void 0, params);
            return store[key];
        };
    };
})({ /** empty store */});