Function yellow

build-system/common/check-package-manager.js:82–84

* Formats the text to appear yellow * * @param {*} text * @return {string}

(text)

 * @return {string}
 */
function yellow(text) {
  return '\x1b[33m' + text + '\x1b[0m';
}

/**
 * If yarn is being run, print a message and cause 'yarn install' to fail.