too/dist/lib/var.js

Combine multiple processes' Stdout/Stderr/SIGINT to keep them all foreground

import * as child_process from "child_process";
export class VarGenerator {
    generate;
    collect;
    __value;
    constructor(generate, collect = "stdout") {
        this.generate = generate;
        this.collect = collect;
    }
    async value() {
        if (this.__value) {
            return this.__value;
        }
        return new Promise((resolve, reject) => {
            child_process.exec(this.generate, (err, stdout, stderr) => {
                if (err) {
                    return reject(err);
                }
                this.__value = (this.collect === "stdout" ? stdout : stderr).trim();
                resolve(this.__value);
            });
        });
    }
}