How to use the @esfx/cancelable.Cancelable.throwIfSignaled function in @esfx/cancelable

To help you get started, we’ve selected a few @esfx/cancelable examples, based on popular ways it is used in public projects.

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github esfx / esfx / packages / async-readerwriterlock / src / index.ts View on Github external
private async _lockWriter(handle: LockHandle, upgradeable: LockHandle | undefined, cancelable?: Cancelable) {
        Cancelable.throwIfSignaled(cancelable);
        while (true) {
            if (this._writer === handle) {
                throw new Error("Lock already taken.");
            }
            if (this._upgradeable !== upgradeable) {
                throw new Error("Lock already released.");
            }
            if (this._canTakeWriteLock()) {
                this._writer = handle;
                return;
            }
            await this._writerQueue.wait(cancelable);
        }
    }
github esfx / esfx / packages / async-semaphore / src / index.ts View on Github external
async wait(cancelable?: Cancelable): Promise {
        Cancelable.throwIfSignaled(cancelable);
        if (this._currentCount > 0) {
            this._currentCount--;
            return;
        }
        await this._waiters.wait(cancelable);
    }
github esfx / esfx / packages / async-autoresetevent / src / index.ts View on Github external
async wait(cancelable?: Cancelable): Promise {
        Cancelable.throwIfSignaled(cancelable);
        if (this._signaled) {
            this._signaled = false;
            return;
        }
        await this._waiters.wait(cancelable);
    }
}
github esfx / esfx / packages / async-manualresetevent / src / index.ts View on Github external
async wait(cancelable?: Cancelable): Promise {
        Cancelable.throwIfSignaled(cancelable);
        if (this._signaled) {
            return;
        }
        await this._waiters.wait(cancelable);
    }
}
github esfx / esfx / packages / async-barrier / src / index.ts View on Github external
async signalAndWait(cancelable?: Cancelable): Promise {
        Cancelable.throwIfSignaled(cancelable);

        if (this._isExecutingPostPhaseAction) throw new Error("This method may not be called from within the postPhaseAction.");
        if (this._participantCount === 0) throw new Error("The barrier has no registered participants.");
        if (this._remainingParticipants === 0) throw new Error("The number of operations using the barrier exceeded the number of registered participants.");

        const waiter = this._waiters.wait(cancelable);
        this._remainingParticipants--;
        if (this._remainingParticipants === 0) {
            this._finishPhase();
        }
        
        await waiter;
    }
github esfx / esfx / packages / async-readerwriterlock / src / index.ts View on Github external
private async _lockReader(handle: LockHandle, upgradeable: boolean, cancelable?: Cancelable) {
        Cancelable.throwIfSignaled(cancelable);
        while (true) {
            if (this._readers.has(handle)) {
                throw new Error("Lock already taken.");
            }
            if (this._canTakeReadLock() && !(upgradeable && this._upgradeable)) {
                this._readers.add(handle);
                if (upgradeable) {
                    this._upgradeable = handle;
                }
                return;
            }
            await this._readerQueue.wait(cancelable);
        }
    }
github esfx / esfx / packages / async-mutex / src / index.ts View on Github external
private async _lock(handle: LockHandle, cancelable?: Cancelable) {
        Cancelable.throwIfSignaled(cancelable);
        if (this._handle === handle) {
            throw new Error("Lock already taken.");
        }
        if (this._handle) {
            await this._waiters.wait(cancelable);
            if (this._handle === handle) {
                throw new Error("Lock already taken.");
            }
        }
        this._handle = handle;
    }
github esfx / esfx / packages / async-delay / src / index.ts View on Github external
return new Promise((resolve, reject) => {
        let msec: number;
        if (typeof cancelable === "number") {
            value = _msec as T | PromiseLike;
            msec = cancelable;
            cancelable = Cancelable.none;
        }
        else {
            msec = _msec as number;
        }

        Cancelable.throwIfSignaled(cancelable);

        const handle = setTimeout(() => {
            subscription.unsubscribe();
            resolve(value);
        }, msec);

        const subscription = Cancelable.subscribe(cancelable, () => {
            clearTimeout(handle);
            reject(new CancelError());
        });
    });
}