browsersync-gulpfile.js

var gulp = require('gulp'),
    sass = require('gulp-sass'),
    browserSync = require('browser-sync'),
    mamp = require('gulp-mamp');

var options = {};

gulp.task('start', function(cb){
    mamp(options, 'start', cb);
});

gulp.task('stop', function(cb){
    mamp(options, 'stop', cb);
});

gulp.task('mamp', ['start']);

gulp.task('sass', function () {
    gulp.src('sass/**/*')
        .pipe(sass({includePaths: ['sass'], outputStyle: 'compressed'}))
        .pipe(gulp.dest('.'));
});

gulp.task('browser-sync', function() {
    browserSync.init(["*.css", "*.js", '*.php'], {
        proxy: 'https://local.matrix42.com',
        https: true,
        ghostMode: {
            clicks: true,
            forms: true,
            scroll: true
        },
        browser: "google chrome"
    });
});

gulp.task('default', ['mamp','browser-sync'], function () {
    gulp.watch("sass/*.scss", ['sass']);
});