gulpfile.js

//core
const gulp = require('gulp');
const path = require('path');
const fs = require('fs');
const async = require('async');
const _ = require('underscore');
const request = require('request');
const ijson = require('siamese');
const cp = require('child_process');

//gulp plugins
const babel = require('gulp-babel');
const source = require('vinyl-source-stream');
const buffer = require('vinyl-buffer');
const rename = require('gulp-rename');
const nodemon = require('gulp-nodemon');
const requirejs = require('gulp-requirejs');

//suman utils
const defaultConfig = require('./suman.conf');

//args & env
const argv = JSON.parse(JSON.stringify(process.argv));
const $node_env = process.env.NODE_ENV;

//you should be able to run your tests with gulp, instead of npm run blah

gulp.task('clean-temp', function () {
	return del(['dest']);
});

gulp.task('transpile-lib', [/*'clean-temp'*/], function () {
	return gulp.src(['server/lib-es6/**/*.js'])
		.pipe(babel({
			presets: ['react']
		}))
		.pipe(gulp.dest('server/lib-es5'));
});

gulp.task('transpile-rc', ['transpile-lib'], function () {
	return gulp.src(['server/lib-es5/react-components/**/*.js'])
		.pipe(babel({
			plugins: ['transform-es2015-modules-amd']
		}))
		.pipe(gulp.dest('server/public/js/react-components'));
});

gulp.task('convert', ['transpile-lib'], function (cb) {   //convert commonjs to amd

	cp.exec('node_modules/.bin/r.js -convert server/lib-es5/react-components server/public/js/react-components', function (err, stdout, stderr) {
		if (err) {
			cb(err)
		}
		else if (err = (String(stdout).match(/error/i) || String(stderr).match(/error/i))) {
			console.error(stdout + stderr);
			cb(err);
		}
		else {
			cb(null);
		}

	});

});

gulp.task('collect-coverage', [], function (cb) {

	cp.exec('istanbul cover test/build-tests/test6.js test/build-tests/test7.js', function (err, stdout, stderr) {

		if (err) {
			console.error(err.stack);
		}
		console.log(stdout);
		console.log(stderr);

		cb(null);

	});

});

gulp.task('nodemon', ['convert'], function () {

	nodemon({

		script: 'server/bin/www',
		ext: 'js',
		ignore: ['server/lib-es5/**/*', 'server/public/*', '*.git/*', '*.idea/*', 'gulpfile.js'],
		args: [], //TODO: add these from command line
		nodeArgs: ['--harmony'],
		env: Object.assign({}, process.env, {
			NODE_ENV: $node_env || 'development',
			SUMAN_CONFIG: JSON.stringify(defaultConfig),
			SUMAN_SERVER_OPTS: ''
		})

	}).on('restart', ['convert']);

});