gulpfile.js
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var gulp = require('gulp');
var browserSync = require('browser-sync');
var sass = require('gulp-sass');
var reload = browserSync.reload;
var through = require("through2");
/**
* A slow task
*/
gulp.task('slow1', function () {
return gulp.src('./app/*.html')
.pipe(slowStream());
});
/**
* Another Slow task
*/
gulp.task('slow2', function () {
return gulp.src('./app/*.html')
.pipe(slowStream());
});
/**
* Separate task for the reaction to a file change
*/
gulp.task('html-watch', ['slow1', 'slow2'], reload);
/**
* Sass task for live injecting into all browsers
*/
gulp.task('sass', function () {
return gulp.src('./app/scss/*.scss')
.pipe(sass())
.pipe(gulp.dest('./app/css'))
.pipe(reload({stream: true}));
});
/**
* Serve and watch the html files for changes
*/
gulp.task('default', function () {
browserSync({server: './app'});
gulp.watch('./app/scss/*.scss', ['sass']);
gulp.watch('./app/*.html', ['html-watch']);
});
/**
* Simulate a slow task
*/
function slowStream () {
return through.obj(function (file, enc, cb) {
this.push(file);
setTimeout(cb, 2000);
});
}