Function exec

test/utils.ts:40–58

(
  s: string,
  opts: { silent: boolean } = { silent: !DEBUG },
  cb?: any
)

}

export function exec(
  s: string,
  opts: { silent: boolean } = { silent: !DEBUG },
  cb?: any
): { stdout: string; code: number } {
  debug(s);
  let result = shell.exec(s, opts, cb);

  if (result.code !== 0) {
    console.error(result.stdout);
    console.error(result.stderr);
    failWith("Command failed", {
      command: s,
      code: result.code
    });
  }

  return result;
}

async function time<T>(work: () => Promise<T>): Promise<[T, number]> {
  let start = +new Date();