$(document).on('click', '.selector', function() {
var $this = $(this); // куда кликнули
});
gulp.task('build', function(callback) {
runSequence('build-clean',
['build-scripts', 'build-styles'],
'build-html',
callback);
});
var rename = require("gulp-rename");
gulp.src("hello.txt")
.pipe(rename("goodbye.md"))
.pipe(gulp.dest("./dist"));