gulpfile.js.old

/*global require */
/*jslint node:true */
'use strict';

var gulp = require('gulp');
var sass = require('gulp-sass');
var browserSync = require('browser-sync');
var reload = browserSync.reload;
var autoprefixer = require('gulp-autoprefixer');

gulp.task('sass', gulp.series( function() {
  gulp.src('scss/estilos.scss')
    .pipe(autoprefixer()
    )
    .pipe(sass({
      includePaths: ['scss']
    }))
    .pipe(gulp.dest('app/css'));
}));

// watch Sass files for changes, run the Sass preprocessor with the 'sass' task and reload
gulp.task('serve', gulp.series('sass', function(done) {
  browserSync.init(["app/css/*.css", "app/js/*.js", "app/*.html"], {
    server: {
      baseDir: 'app'
    }
  });
done();
}));

gulp.task('watch', gulp.series('sass', 'serve', function() {
  gulp.watch(["scss/*.scss"], ['sass']);
}));