33 lines
607 B
TypeScript
33 lines
607 B
TypeScript
// Copyright 2021 Signal Messenger, LLC
|
|
// SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
export class BackOff {
|
|
private count = 0;
|
|
|
|
constructor(private readonly timeouts: ReadonlyArray<number>) {}
|
|
|
|
public get(): number {
|
|
return this.timeouts[this.count];
|
|
}
|
|
|
|
public getAndIncrement(): number {
|
|
const result = this.get();
|
|
if (!this.isFull()) {
|
|
this.count += 1;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
public reset(): void {
|
|
this.count = 0;
|
|
}
|
|
|
|
public isFull(): boolean {
|
|
return this.count === this.timeouts.length - 1;
|
|
}
|
|
|
|
public getIndex(): number {
|
|
return this.count;
|
|
}
|
|
}
|