Add ES2015 runtime transpilation sample

samples/misc/ES2015Transpilation/.gitignore

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+/node_modules/

samples/misc/ES2015Transpilation/Controllers/HomeController.cs

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+using System.Threading.Tasks;
+using Microsoft.AspNet.Mvc;
+
+namespace ES2015Example.Controllers
+{
+    public class HomeController : Controller
+    {
+        public async Task<IActionResult> Index(int pageIndex)
+        {
+            return View();
+        }
+
+        public IActionResult Error()
+        {
+            return View("~/Views/Shared/Error.cshtml");
+        }
+    }
+}

samples/misc/ES2015Transpilation/Controllers/ScriptController.cs

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+using System.Threading.Tasks;
+using Microsoft.AspNet.Mvc;
+using Microsoft.AspNet.NodeServices;
+
+namespace ES2015Example.Controllers
+{
+    public class ScriptController : Controller
+    {
+        private static NodeInstance nodeInstance = new NodeInstance(); 
+        
+        public async Task<ContentResult> Transpile(string filename)
+        {
+            // TODO: Don't hard-code wwwroot; use proper path conversions
+            var fileContents = System.IO.File.ReadAllText("wwwroot/" + filename);
+            var transpiledResult = await nodeInstance.Invoke("transpilation.js", fileContents);
+            return Content(transpiledResult, "application/javascript");
+        }
+    }
+}

samples/misc/ES2015Transpilation/Startup.cs

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+using Microsoft.AspNet.Builder;
+using Microsoft.AspNet.Hosting;
+using Microsoft.AspNet.Routing.Template;
+using Microsoft.Dnx.Runtime;
+using Microsoft.Framework.Configuration;
+using Microsoft.Framework.DependencyInjection;
+using Microsoft.Framework.Logging;
+
+namespace ES2015Example
+{
+    public class Startup
+    {
+        public Startup(IHostingEnvironment env, IApplicationEnvironment appEnv)
+        {
+            // Setup configuration sources.
+            var builder = new ConfigurationBuilder()
+                .SetBasePath(appEnv.ApplicationBasePath)
+                .AddJsonFile("appsettings.json")
+                .AddEnvironmentVariables();
+            Configuration = builder.Build();
+        }
+
+        public IConfigurationRoot Configuration { get; set; }
+
+        // This method gets called by the runtime.
+        public void ConfigureServices(IServiceCollection services)
+        {
+            // Add MVC services to the services container.
+            services.AddMvc();
+        }
+
+        // Configure is called after ConfigureServices is called.
+        public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
+        {
+            loggerFactory.MinimumLevel = LogLevel.Information;
+            loggerFactory.AddConsole();
+            loggerFactory.AddDebug();
+
+            // Configure the HTTP request pipeline.
+
+            // Add the platform handler to the request pipeline.
+            app.UseIISPlatformHandler();
+
+            // Add the following to the request pipeline only in development environment.
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+            else
+            {
+                // Add Error handling middleware which catches all application specific errors and
+                // send the request to the following path or controller action.
+                app.UseExceptionHandler("/Home/Error");
+            }
+            
+            app.UseMvc(routes => {
+                routes.MapRoute(
+                    name: "Script",
+                    template: "{*filename}",
+                    defaults: new { controller="Script", action="Transpile" },
+                    constraints: new { filename = @"js/(.*?)\.js" }
+                );                
+            });
+            
+            // Add static files to the request pipeline.
+            app.UseStaticFiles();
+
+            // Add MVC to the request pipeline.
+            app.UseMvc(routes =>
+            {
+                routes.MapRoute(
+                    name: "default",
+                    template: "{controller}/{action?}/{id?}",
+                    defaults: new { controller="Home", action = "Index" });
+            });
+        }
+    }
+}

samples/misc/ES2015Transpilation/Views/Home/Index.cshtml

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+Hello
+
+@section scripts {
+    <script src="lib/system.js"></script>
+    <script>System.import('js/main.js');</script>
+}

samples/misc/ES2015Transpilation/Views/Shared/Error.cshtml

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+@{
+    ViewData["Title"] = "Error";
+}
+
+<h1 class="text-danger">Error.</h1>
+<h2 class="text-danger">An error occurred while processing your request.</h2>

samples/misc/ES2015Transpilation/Views/Shared/_Layout.cshtml

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+<!doctype html>
+<html>
+    <head>
+        <meta charset="utf-8" />
+        <title>ES2015 Example</title>
+    </head>
+    <body>
+        @RenderBody()
+        @RenderSection("scripts", required: false)
+    </body>
+</html>

samples/misc/ES2015Transpilation/Views/_ViewImports.cshtml

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+@using ES2015Example
+@addTagHelper "*, Microsoft.AspNet.Mvc.TagHelpers"

samples/misc/ES2015Transpilation/Views/_ViewStart.cshtml

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+@{
+    Layout = "_Layout";
+}

samples/misc/ES2015Transpilation/appsettings.json

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+{}

samples/misc/ES2015Transpilation/jsconfig.json

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+{
+    "compilerOptions": {
+        "target": "ES6",
+        "module": "commonjs"
+    }
+}

samples/misc/ES2015Transpilation/package.json

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+{
+  "name": "ES2015Example",
+  "version": "0.0.0",
+  "dependencies": {
+    "babel-core": "^5.8.29",
+    "body-parser": "^1.14.1",
+    "express": "^4.13.3"
+  }
+}

samples/misc/ES2015Transpilation/project.json

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+{
+  "webroot": "wwwroot",
+  "version": "1.0.0-*",
+  "tooling": {
+    "defaultNamespace": "ES2015Example"
+  },
+  "dependencies": {
+    "Microsoft.AspNet.Diagnostics": "1.0.0-beta8",
+    "Microsoft.AspNet.IISPlatformHandler": "1.0.0-beta8",
+    "Microsoft.AspNet.Mvc": "6.0.0-beta8",
+    "Microsoft.AspNet.Mvc.TagHelpers": "6.0.0-beta8",
+    "Microsoft.AspNet.Server.Kestrel": "1.0.0-beta8",
+    "Microsoft.AspNet.StaticFiles": "1.0.0-beta8",
+    "Microsoft.AspNet.Tooling.Razor": "1.0.0-beta8",
+    "Microsoft.Framework.Configuration.Json": "1.0.0-beta8",
+    "Microsoft.Framework.Logging": "1.0.0-beta8",
+    "Microsoft.Framework.Logging.Console": "1.0.0-beta8",
+    "Microsoft.Framework.Logging.Debug": "1.0.0-beta8",
+    "Microsoft.AspNet.NodeServices": "1.0.0-alpha1"
+  },
+  "commands": {
+    "web": "Microsoft.AspNet.Server.Kestrel"
+  },
+  "frameworks": {
+    "dnx451": {},
+    "dnxcore50": {}
+  },
+  "exclude": [
+    "wwwroot",
+    "node_modules",
+    "bower_components"
+  ],
+  "publishExclude": [
+    "node_modules",
+    "bower_components",
+    "**.xproj",
+    "**.user",
+    "**.vspscc"
+  ],
+  "scripts": {
+    "prepublish": [
+      "npm install"
+    ]
+  }
+}

samples/misc/ES2015Transpilation/transpilation.js

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+var babelCore = require('babel-core');
+
+module.exports = function(cb, fileContents) {
+    var result = babelCore.transform(fileContents, {});
+    cb(null, result.code);
+}

samples/misc/ES2015Transpilation/wwwroot/js/greeting.js

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+export default class Greeting {
+    getMessage() {
+        return 'Hello from the ES2015 class';
+    }
+}

samples/misc/ES2015Transpilation/wwwroot/js/main.js

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+import Greeting from './greeting.js';
+
+console.log(new Greeting().getMessage());

samples/misc/ES2015Transpilation/wwwroot/web.config

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+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <system.webServer>
+    <handlers>
+      <add name="httpPlatformHandler" path="*" verb="*" modules="httpPlatformHandler" resourceType="Unspecified"/>
+    </handlers>
+    <httpPlatform processPath="%DNX_PATH%" arguments="%DNX_ARGS%" stdoutLogEnabled="false"/>
+  </system.webServer>
+</configuration>