42 lines
1.5 KiB
JavaScript
42 lines
1.5 KiB
JavaScript
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import { __awaiter, __generator } from "tslib";
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import Semaphore from './Semaphore';
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var Mutex = /** @class */ (function () {
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function Mutex(cancelError) {
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this._semaphore = new Semaphore(1, cancelError);
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}
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Mutex.prototype.acquire = function () {
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return __awaiter(this, arguments, void 0, function (priority) {
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var _a, releaser;
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if (priority === void 0) { priority = 0; }
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return __generator(this, function (_b) {
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switch (_b.label) {
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case 0: return [4 /*yield*/, this._semaphore.acquire(1, priority)];
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case 1:
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_a = _b.sent(), releaser = _a[1];
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return [2 /*return*/, releaser];
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}
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});
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});
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};
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Mutex.prototype.runExclusive = function (callback, priority) {
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if (priority === void 0) { priority = 0; }
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return this._semaphore.runExclusive(function () { return callback(); }, 1, priority);
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};
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Mutex.prototype.isLocked = function () {
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return this._semaphore.isLocked();
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};
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Mutex.prototype.waitForUnlock = function (priority) {
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if (priority === void 0) { priority = 0; }
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return this._semaphore.waitForUnlock(1, priority);
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};
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Mutex.prototype.release = function () {
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if (this._semaphore.isLocked())
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this._semaphore.release();
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};
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Mutex.prototype.cancel = function () {
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return this._semaphore.cancel();
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};
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return Mutex;
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}());
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export default Mutex;
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