Function exec

src/utils.js:26–44

(file, ...args)

const waitForever = () => new Promise((resolve) => resolve);

const exec = async (file, ...args) => {
  return new Promise((resolve, reject) => {
    require('child_process').execFile(
      file,
      args,
      { ...process.env },
      (error, stdout, stderr) => {
        if (!process.stdout.isTTY) {
          stdout = stripAnsi(stdout);
          stderr = stripAnsi(stderr);
        }
        if (error)
          reject(new Error(`${[file, ...args]}\n\t${stdout}\n\t${stderr}`));

        resolve((stdout || stderr).slice(0, -1));
      }
    );
  });
};

const mimeType = async (opts) => {
  const { path, buffer } = opts;