Function pipeChildOutput

packages/cli/src/logger.ts:34–48

(child: ResultPromise)

 * each line with the magenta [next] tag.
 */
export function pipeChildOutput(child: ResultPromise): void {
    if (child.stdout) {
        const rl = createInterface({ input: child.stdout });
        rl.on('line', (line) => {
            process.stdout.write(`${NEXT_PREFIX} ${line}\n`);
        });
    }

    if (child.stderr) {
        const rl = createInterface({ input: child.stderr });
        rl.on('line', (line) => {
            process.stderr.write(`${NEXT_PREFIX} ${line}\n`);
        });
    }
}