hardhat/dist/src/internal/cli/init/subprocess.js

Hardhat is an extensible developer tool that helps smart contract developers increase productivity by reliably bringing together the tools they want.

import { spawn as nodeSpawn } from "node:child_process";
export async function spawn(command, args, options) {
    const child = nodeSpawn(command, args, options);
    await new Promise((resolve, reject) => {
        child.on("close", (code) => {
            if (code !== 0) {
                reject(new Error(`Command "${command} ${args.join(" ")}" exited with code ${code}`));
                return;
            }
            resolve();
        });
    });
}
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