gulp-file

gistfile1.txt

var gulp    = require('gulp'),
    sass    = require('gulp-less');
 
gulp.task('less', function() {
    gulp.src('assets-v2/less/app.less')
        .pipe(gulp.dest('assets-v2/css/'));
});
 
gulp.task('default', function() {
    gulp.run('less');
 
    gulp.watch(['assets-v2/less/*.less'],
    function(event) {
        gulp.run('less');
    });
});