gulp watch

gulpfile.js

var gulp = require('gulp'),
    connect = require('gulp-connect');
    watch = require('gulp-watch');

gulp.task('watch', function() {
    watch(['*.html','js/*.js']).pipe(connect.reload());
});


gulp.task('server', function(done) {
    connect.server({
        root: '.',
        port: 8080,
        livereload: true
    });
});


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