hereby/dist/cli/runner.js

A simple task runner

import { performance } from "node:perf_hooks";
import * as style from "./style.js";
import { prettyMilliseconds } from "./utils.js";
export class Runner {
    constructor(_d) {
        this._d = _d;
        this._addedTasks = new Map();
        this.failedTasks = [];
    }
    async runTasks(...tasks) {
        // Using allSettled here so that we don't immediately exit; it could be
        // the case that a task has code that needs to run before, e.g. a
        // cleanup function in a "finally" or something.
        const results = await Promise.allSettled(tasks.map((task) => {
            const cached = this._addedTasks.get(task);
            if (cached)
                return cached;
            const promise = this._runTask(task);
            this._addedTasks.set(task, promise);
            return promise;
        }));
        for (const result of results) {
            if (result.status === "rejected") {
                throw result.reason;
            }
        }
    }
    async _runTask(task) {
        const { dependencies, run } = task.options;
        if (dependencies) {
            await this.runTasks(...dependencies);
        }
        if (!run)
            return;
        const start = performance.now();
        try {
            if (this.failedTasks.length === 0) {
                this._d.log(`Starting ${style.blue(task.options.name)}`);
            }
            await run();
            if (this.failedTasks.length === 0) {
                const took = performance.now() - start;
                this._d.log(`Finished ${style.green(task.options.name)} in ${prettyMilliseconds(took)}`);
            }
        }
        catch (e) {
            this.failedTasks.push(task.options.name);
            if (this.failedTasks.length === 1) {
                const took = performance.now() - start;
                this._d.error(`Error in ${style.red(task.options.name)} in ${prettyMilliseconds(took)}\n${e}`);
            }
            throw e;
        }
    }
}
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