Files
rss-nostr-lambda/node_modules/tstl/thread/VariadicSingleton.js
T

65 lines
2.5 KiB
JavaScript

"use strict";
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.VariadicSingleton = void 0;
//================================================================
/**
* @packageDocumentation
* @module std
*/
//================================================================
var Singleton_1 = require("./Singleton");
var HashMap_1 = require("../container/HashMap");
var hash_1 = require("../functional/hash");
var iterations_1 = require("../ranges/algorithm/iterations");
/**
* Variadic singleton generator.
*
* @author Jeongho Nam - https://github.comm/samchon
*/
var VariadicSingleton = /** @class */ (function () {
function VariadicSingleton(closure, hashFunc, pred) {
if (hashFunc === void 0) { hashFunc = function (args) { return hash_1.hash.apply(void 0, __spreadArray([], __read(args), false)); }; }
if (pred === void 0) { pred = iterations_1.equal; }
this.closure_ = closure;
this.dict_ = new HashMap_1.HashMap(hashFunc, pred);
}
VariadicSingleton.prototype.get = function () {
var _a;
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
var it = this.dict_.find(args);
if (it.equals(this.dict_.end()) == true)
it = this.dict_.emplace(args, new Singleton_1.Singleton(this.closure_)).first;
return (_a = it.second).get.apply(_a, __spreadArray([], __read(args), false));
};
return VariadicSingleton;
}());
exports.VariadicSingleton = VariadicSingleton;
//# sourceMappingURL=VariadicSingleton.js.map