gulpfile.js v2

gistfile1.txt

// Gulp file for eu_musicales
// Compiles SASS, Concatenates and minifies vendors, and serves templates system for html css development
// "author": "Javier Castillo <javier@royalestudios.com>",

var gulp = require('gulp');
var sass = require('gulp-sass');
var concat = require('gulp-concat');
var minify = require('gulp-minify-css');
var sourcemaps = require('gulp-sourcemaps');
var uglify = require('gulp-uglify');
var jshint = require('gulp-jshint');
var clone = require('gulp-clone');
var prettify = require('gulp-prettify'); // for html ./dist markup
var rename = require('gulp-rename');
var browserSync = require('browser-sync').create();
var reload = browserSync.reload;
var fileinclude = require('gulp-file-include');
const notificator = require('gulp-jshint-notify-reporter');
var es = require('event-stream');

const paths = {
  'scripts': ['assets/scripts/*.js'],
  'styles': ['assets/styles/*.scss'],
  'dist' : './dist'
};

//compila los vendors js en un solo archivo
gulp.task('vendors-js', function() {
    return gulp.src([
        // Include all the js vendor libraries
        
    ])

    .pipe(concat('vendor.js'))
    .pipe(gulp.dest( paths.dist + '/scripts' ))
});

//compila los vendors css en un solo archivo
gulp.task('vendors-css', function() {
    return gulp.src([
        // Include all the css external libraries
        //'./bower_components/material-design-lite/material.min.css'
    ])
    .pipe(concat('vendor.css'))
    .pipe(minify())
    .pipe(gulp.dest( paths.dist + '/styles' ))
});

//compila los vendors en un solo archivo (css y js)
gulp.task('vendors', ['vendors-css', 'vendors-js']);

var scripts = function (event) {
  console.log('scripts: silence is golden');
  //var type = event.type;
  var gulpath = event.path || paths.scripts;

  var stream = gulp.src( gulpath )
    .pipe( jshint() )
    .pipe( jshint.reporter('default') )
    .pipe( notificator() );

  var uglified = stream.pipe(clone())
    .pipe(uglify().on('error', function(err){
      console.log('error fatal: ', err.fileName, 'line: ', err.lineNumber);
    }))
    .pipe(rename(function (file) {
      file.basename = file.basename + '.min'
    }));
    
  return es.merge(stream, uglified)
    .pipe( gulp.dest( paths.dist + '/scripts' ) );
}
gulp.task('scripts', scripts);

var styles = function(event) {
  console.log('styles: silence is golden');
  var gulpath = event.path || paths.styles;
  var stream =  gulp.src(gulpath)
    .pipe(sass.sync().on('error', sass.logError))

  var minified = stream.pipe(clone())
    .pipe(sourcemaps.init())
    .pipe(minify())
    .pipe(sourcemaps.write())
    .pipe(rename(function (file) {
        file.basename = file.basename + '.min'
    }));

  return es.merge(stream, minified).pipe(gulp.dest(paths.dist + '/styles'));
}

gulp.task('styles', styles);

gulp.task('serve', ['sass', 'scripts'], function() {

//    browserSync.init({
//        server: "./dist"
//    });

    gulp.watch('./assets/styles/*.scss', ['sass']);
    gulp.watch('./assets/scripts/*.js', ['scripts']);
});

gulp.task('watch', function(){
  gulp.watch( paths.scripts ).on('change', scripts);
  gulp.watch( paths.styles ).on('change', styles);
});

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

gulp.task('build', ['vendors', 'scripts', 'styles']);

package.json

{
  "name": "musicales",
  "version": "1.0.0",
  "description": "Frontend Framework for musicales website",
  "main": "gulpfile.js",
  "dependencies": {
  },
  "devDependencies": {
    "browser-sync": "^2.13.0",
    "gulp": "^3.9.1",
    "gulp-clean-css": "^2.0.10",
    "gulp-clone": "^1.0.0",
    "gulp-concat": "^2.6.0",
    "gulp-file-include": "^1.0.0",
    "gulp-htmllint": "0.0.11",
    "gulp-jshint": "^2.0.1",
    "gulp-minify-css": "^1.2.4",
    "gulp-rename": "^1.2.2",
    "gulp-sass": "^3.0.0",
    "gulp-uglify": "^2.0.0",
    "jshint": "^2.9.2",
    "event-stream": "^3.3.4",
    "gulp-jshint-notify-reporter": "^1.0.2",
    "gulp-prettify": "^0.5.0",
    "gulp-sourcemaps": "^1.6.0"
  },
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "Steven Quiroa <stevenkm92@gmail.com>, Yeisson Chicas <jason@royalestudios.com>, Javier Castillo <javier@royalestudios.com>",
  "license": "MIT"
}