How to use

first

function

in

lodash

/**
 *
 * @param {ReflectiveInjector} injector
 * @param {InjectionToken} token
 * @param {*} notFoundValue?
 * @returns {*}
 */
function injectOneSync(injector, token, notFoundValue = undefined) {
 const result = injectSync(injector, token, notFoundValue);
 return isArray(result) ? first(result) : result;
}

const parseArgs = processArgs => {
 const args = minimist(processArgs.slice(2));

 return {
  entry: first(args._),
  esm: !!args.esm
 };
}

/**
 *
 * @param {ReflectiveInjector} injector
 * @param {InjectionToken} token
 * @param {*} notFoundValue?
 * @returns {*}
 */
function injectOneSync(injector, token, notFoundValue = undefined) {
 const result = injectSync(injector, token, notFoundValue);
 return isArray(result) ? first(result) : result;
}