generator-fountain-angular2/generators/pipe/templates/src/app/pipe.js

Yeoman Fountain generator to scaffold a webapp with Angular 2 written in ES6 (Babel), TypeScript through Webpack or SystemJS including tools Gulp 4, ESLint, Browsersync and Karma

var ng = require('@angular/core');

module.exports = ng.Pipe({
  name: '<%- pipeName %>'
})
.Class({
  constructor: function () {},
  transform: function (value) {
    return value.toUpperCase();
  }
});