gulp.task('build:js', function () {
return gulp.src(['source/js/*.js',
'!source/js/**/*.md',])
.pipe($.plumber(option.plumber))
.pipe($.rigger())
.pipe(gulp.dest(path.build.js));
});
$.watch(['source/js/**/*.js'], function(event, cb) {
return runSequence('build:js', reload);
});