gulpfile.js

/* jshint strict: false, node: true */

var gulp = require('gulp');
var _ = require('lodash');
var karma = require('karma').server;
var karmaConf = require('./karma.conf');
var jshint = require('gulp-jshint');

gulp.task('lint', function() {
  return gulp.src('./**/*pickadate*.js')
    .pipe(jshint())
    .pipe(jshint.reporter('default'))
    .pipe(jshint.reporter('fail'));
});

/**
 * Run test once and exit
 */
gulp.task('test', ['lint'], function (done) {
  karma.start(_.assign({}, karmaConf, {singleRun: true}), done);
});

/**
 * Watch for file changes and re-run tests on each change
 */
gulp.task('tdd', function (done) {
  karma.start(karmaConf, done);
});

gulp.task('default', ['tdd']);