swc/bundler/tests/.cache/untrusted/7894c787a5f38809b5d58f0616473fdde22df12c.ts

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// Loaded from https://raw.githubusercontent.com/nats-io/nats.deno/v1.0.0-rc4/nats-base-client/request.ts
/*
* Copyright 2020-2021 The NATS Authors
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { Deferred, deferred, extend, Timeout, timeout } from "./util.ts";
import type { Msg, RequestOptions } from "./types.ts";
import { ErrorCode, NatsError } from "./error.ts";
import type { MuxSubscription } from "./muxsubscription.ts";
import { nuid } from "./nuid.ts";
export class Request {
token: string;
received: number;
deferred: Deferred<Msg>;
timer: Timeout<Msg>;
private mux: MuxSubscription;
constructor(
mux: MuxSubscription,
opts: RequestOptions = { timeout: 1000 },
) {
this.mux = mux;
this.received = 0;
this.deferred = deferred();
this.token = nuid.next();
extend(this, opts);
this.timer = timeout<Msg>(opts.timeout);
}
resolver(err: Error | null, msg: Msg): void {
if (this.timer) {
this.timer.cancel();
}
if (err) {
this.deferred.reject(err);
} else {
this.deferred.resolve(msg);
}
this.cancel();
}
cancel(err?: NatsError): void {
if (this.timer) {
this.timer.cancel();
}
this.mux.cancel(this);
this.deferred.reject(
err ? err : NatsError.errorForCode(ErrorCode.CANCELLED),
);
}
}