Function runShellCommand

tools/find-inactive-tsc.mjs:22–47

(cmd, options = {})

const verbose = args.values.verbose;

async function runShellCommand(cmd, options = {}) {
  const childProcess = cp.spawn('/bin/sh', ['-c', cmd], {
    cwd: options.cwd ?? new URL('..', import.meta.url),
    encoding: 'utf8',
    stdio: ['inherit', 'pipe', 'inherit'],
  });
  const lines = readline.createInterface({
    input: childProcess.stdout,
  });
  const errorHandler = new Promise(
    (_, reject) => childProcess.on('error', reject),
  );
  let returnValue = options.returnAsArray ? [] : '';
  await Promise.race([errorHandler, Promise.resolve()]);
  // If no mapFn, return the value. If there is a mapFn, use it to make a Set to
  // return.
  for await (const line of lines) {
    await Promise.race([errorHandler, Promise.resolve()]);
    if (options.returnAsArray) {
      returnValue.push(line);
    } else {
      returnValue += line;
    }
  }
  return Promise.race([errorHandler, Promise.resolve(returnValue)]);
}

async function getTscFromReadme() {
  const readmeText = readline.createInterface({