gulp-ext
npm package of node.js
This is a very basc gulp plugin which is used to change, append or crop the extension of the file.
var gulp = require('gulp');
var ext = require('gulp-ext');
gulp.task('default', function () {
return gulp.src('source/first.js')
.pipe(ext.append('on'))
.pipe(gulp.dest('dist'));
});
$gulp