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BREAKING CHANGE(constraints): make TaskConstraintGroup constraint matcher input-aware and add shouldExecute pre-execution hook

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This commit is contained in:
Jürgen Kunz
2026-02-15 15:15:37 +00:00
parent 33d1c334c4
commit 0811b04dfd
10 changed files with 389 additions and 51 deletions
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17
ts/taskbuffer.classes.taskconstraintgroup.ts
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@@ -5,23 +5,32 @@ export class TaskConstraintGroup<TData extends Record<string, unknown> = Record<
public name: string;
public maxConcurrent: number;
public cooldownMs: number;
private constraintKeyForTask: (task: Task<any, any, TData>) => string | null | undefined;
private constraintKeyForExecution: (task: Task<any, any, TData>, input?: any) => string | null | undefined;
private shouldExecuteFn?: (task: Task<any, any, TData>, input?: any) => boolean | Promise<boolean>;
private runningCounts = new Map<string, number>();
private lastCompletionTimes = new Map<string, number>();
constructor(options: ITaskConstraintGroupOptions<TData>) {
this.name = options.name;
this.constraintKeyForTask = options.constraintKeyForTask;
this.constraintKeyForExecution = options.constraintKeyForExecution;
this.maxConcurrent = options.maxConcurrent ?? Infinity;
this.cooldownMs = options.cooldownMs ?? 0;
this.shouldExecuteFn = options.shouldExecute;
}
public getConstraintKey(task: Task<any, any, TData>): string | null {
const key = this.constraintKeyForTask(task);
public getConstraintKey(task: Task<any, any, TData>, input?: any): string | null {
const key = this.constraintKeyForExecution(task, input);
return key ?? null;
}
public async checkShouldExecute(task: Task<any, any, TData>, input?: any): Promise<boolean> {
if (!this.shouldExecuteFn) {
return true;
}
return this.shouldExecuteFn(task, input);
}
public canRun(subGroupKey: string): boolean {
const running = this.runningCounts.get(subGroupKey) ?? 0;
if (running >= this.maxConcurrent) {