import {task} from 'gulp'; const gulp = require('gulp'); task('default', ['help']); task('help', function() { const taskList = Object.keys(gulp.tasks) .filter(taskName => !taskName.startsWith(':')) .filter(taskName => !taskName.startsWith('ci:')) .filter(taskName => taskName != 'default') .sort(); console.log(`\nHere's a list of supported tasks:\n `, taskList.join('\n ')); console.log(`\nYou're probably looking for "test" or "serve:devapp".\n\n`); });