Add basic Vapor server for the dev command

.gitignore

@@ -88,3 +88,9 @@ fastlane/test_output
 # https://github.com/johnno1962/injectionforxcode
 
 iOSInjectionProject/
+
+# Vapor
+Public
+
+# Node.js
+node_modules

Package.resolved

@@ -10,6 +10,42 @@
           "version": "1.1.1"
         }
       },
+      {
+        "package": "async-kit",
+        "repositoryURL": "https://github.com/vapor/async-kit.git",
+        "state": {
+          "branch": null,
+          "revision": "48a719dec79ea3cbbc71ca9b29f69df7cd5794cd",
+          "version": "1.0.1"
+        }
+      },
+      {
+        "package": "console-kit",
+        "repositoryURL": "https://github.com/vapor/console-kit.git",
+        "state": {
+          "branch": null,
+          "revision": "7a97a5ea7fefe61cf2c943242113125b0f396a98",
+          "version": "4.1.0"
+        }
+      },
+      {
+        "package": "HypertextLiteral",
+        "repositoryURL": "https://github.com/NSHipster/HypertextLiteral",
+        "state": {
+          "branch": null,
+          "revision": "3e45da849e507d171c7264146176bb834a01be4f",
+          "version": "0.0.2"
+        }
+      },
+      {
+        "package": "routing-kit",
+        "repositoryURL": "https://github.com/vapor/routing-kit.git",
+        "state": {
+          "branch": null,
+          "revision": "e7f2d5bd36dc65a9edb303541cb678515a7fece3",
+          "version": "4.1.0"
+        }
+      },
       {
         "package": "SKQueue",
         "repositoryURL": "https://github.com/MaxDesiatov/SKQueue.git",
@@ -28,6 +64,42 @@
           "version": "0.0.5"
         }
       },
+      {
+        "package": "swift-backtrace",
+        "repositoryURL": "https://github.com/swift-server/swift-backtrace.git",
+        "state": {
+          "branch": null,
+          "revision": "f2fd8c4845a123419c348e0bc4b3839c414077d5",
+          "version": "1.2.0"
+        }
+      },
+      {
+        "package": "swift-crypto",
+        "repositoryURL": "https://github.com/apple/swift-crypto.git",
+        "state": {
+          "branch": null,
+          "revision": "d67ac68d09a95443303e9d6e37b34e7ba101d5f1",
+          "version": "1.0.1"
+        }
+      },
+      {
+        "package": "swift-log",
+        "repositoryURL": "https://github.com/apple/swift-log.git",
+        "state": {
+          "branch": null,
+          "revision": "74d7b91ceebc85daf387ebb206003f78813f71aa",
+          "version": "1.2.0"
+        }
+      },
+      {
+        "package": "swift-metrics",
+        "repositoryURL": "https://github.com/apple/swift-metrics.git",
+        "state": {
+          "branch": null,
+          "revision": "708b960b4605abb20bc55d65abf6bad607252200",
+          "version": "2.0.0"
+        }
+      },
       {
         "package": "swift-nio",
         "repositoryURL": "https://github.com/apple/swift-nio.git",
@@ -63,6 +135,24 @@
           "revision": "ae213938e151964aa691f0e902462fbe06baeeb6",
           "version": "2.7.1"
         }
+      },
+      {
+        "package": "vapor",
+        "repositoryURL": "https://github.com/vapor/vapor.git",
+        "state": {
+          "branch": null,
+          "revision": "c70d45fe9cce525df5b5f4793a232596cd85484b",
+          "version": "4.5.0"
+        }
+      },
+      {
+        "package": "websocket-kit",
+        "repositoryURL": "https://github.com/vapor/websocket-kit.git",
+        "state": {
+          "branch": null,
+          "revision": "021edd1ca55451ad15b3e84da6b4064e4b877b34",
+          "version": "2.1.0"
+        }
       }
     ]
   },

Package.swift

@@ -5,11 +5,13 @@ import PackageDescription
 
 let package = Package(
   name: "carton",
+  platforms: [.macOS(.v10_15)],
   dependencies: [
     .package(url: "https://github.com/apple/swift-argument-parser", .upToNextMinor(from: "0.0.5")),
-    .package(url: "https://github.com/apple/swift-nio-http2.git", from: "1.11.0"),
+    .package(url: "https://github.com/vapor/vapor.git", from: "4.5.0"),
     .package(url: "https://github.com/MaxDesiatov/SKQueue.git", .branch("master")),
     .package(url: "https://github.com/swift-server/async-http-client.git", from: "1.1.1"),
+    .package(url: "https://github.com/NSHipster/HypertextLiteral", from: "0.0.1"),
   ],
   targets: [
     // Targets are the basic building blocks of a package. A target can define a module or a test suite.
@@ -18,9 +20,10 @@ let package = Package(
       name: "carton",
       dependencies: [
         .product(name: "ArgumentParser", package: "swift-argument-parser"),
-        .product(name: "NIOHTTP2Server", package: "swift-nio-http2"),
+        .product(name: "Vapor", package: "vapor"),
         .product(name: "AsyncHTTPClient", package: "async-http-client"),
-        .product(name: "SKQueue", package: "SKQueue"),
+        "SKQueue",
+        "HypertextLiteral",
       ]
     ),
     .testTarget(

Sources/carton/Dev.swift

@@ -4,4 +4,8 @@ struct Dev: ParsableCommand {
   static var configuration = CommandConfiguration(
     abstract: "Watch the current directory, host the app, rebuild on change."
   )
+
+  func run() throws {
+    try Server.run()
+  }
 }

Sources/carton/Server/HTML.swift

@@ -0,0 +1,12 @@
+import HypertextLiteral
+import Vapor
+
+extension HTML: ResponseEncodable {
+  public func encodeResponse(for request: Request) -> EventLoopFuture<Response> {
+    var headers = HTTPHeaders()
+    headers.add(name: .contentType, value: "text/html")
+    return request.eventLoop.makeSucceededFuture(.init(
+      status: .ok, headers: headers, body: .init(string: description)
+    ))
+  }
+}

Sources/carton/Server/Server.swift

@@ -0,0 +1,12 @@
+import Vapor
+
+struct Server {
+  static func run() throws {
+    var env = Environment.development
+    try LoggingSystem.bootstrap(from: &env)
+    let app = Application(env)
+    defer { app.shutdown() }
+    try configure(app)
+    try app.run()
+  }
+}

Sources/carton/Server/configure.swift

@@ -0,0 +1,10 @@
+import Vapor
+
+// configures your application
+public func configure(_ app: Application) throws {
+  let directory = app.directory.publicDirectory
+  app.middleware.use(FileMiddleware(publicDirectory: directory))
+
+  // register routes
+  try routes(app)
+}

Sources/carton/Server/routes.swift

@@ -0,0 +1,19 @@
+import HypertextLiteral
+import Vapor
+
+func routes(_ app: Application) throws {
+  app.get { _ -> HTML in
+    #"""
+    <html>
+      <head>
+          <meta charset="utf-8" />
+          <meta name="viewport" content="width=device-width, initial-scale=1" />
+          <script src="index.js"></script>
+      </head>
+      <body>
+          <h1>Hello!</h1>
+      </body>
+    </html>
+    """#
+  }
+}

TestApp/Package.resolved

@@ -0,0 +1,16 @@
+{
+  "object": {
+    "pins": [
+      {
+        "package": "JavaScriptKit",
+        "repositoryURL": "https://github.com/kateinoigakukun/JavaScriptKit",
+        "state": {
+          "branch": null,
+          "revision": "1edcf707dcb06f50e980c6cac542f226361dc124",
+          "version": "0.3.0"
+        }
+      }
+    ]
+  },
+  "version": 1
+}

TestApp/Package.swift

@@ -0,0 +1,19 @@
+// swift-tools-version:5.3
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+  name: "CartonTestApp",
+  dependencies: [
+    .package(url: "https://github.com/kateinoigakukun/JavaScriptKit", from: "0.3.0"),
+  ],
+  targets: [
+    // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+    // Targets can depend on other targets in this package, and on products in packages which this package depends on.
+    .target(
+      name: "TestApp",
+      dependencies: ["JavaScriptKit"]
+    ),
+  ]
+)

TestApp/Sources/TestApp/main.swift

@@ -0,0 +1,3 @@
+import JavaScriptKit
+
+print("Hello world!")

entrypoint/index.js

@@ -0,0 +1,37 @@
+import { SwiftRuntime } from "javascript-kit-swift";
+import { WASI } from "@wasmer/wasi";
+import { WasmFs } from "@wasmer/wasmfs";
+
+const swift = new SwiftRuntime();
+// Instantiate a new WASI Instance
+const wasmFs = new WasmFs();
+let wasi = new WASI({
+  args: [],
+  env: {},
+  bindings: {
+    ...WASI.defaultBindings,
+    fs: wasmFs.fs,
+  },
+});
+
+const startWasiTask = async () => {
+  // Fetch our Wasm File
+  const response = await fetch("/main.wasm");
+  const responseArrayBuffer = await response.arrayBuffer();
+
+  // Instantiate the WebAssembly file
+  const wasm_bytes = new Uint8Array(responseArrayBuffer).buffer;
+  let { instance } = await WebAssembly.instantiate(wasm_bytes, {
+    wasi_snapshot_preview1: wasi.wasiImport,
+    javascript_kit: swift.importObjects(),
+  });
+
+  swift.setInsance(instance);
+  // Start the WebAssembly WASI instance!
+  wasi.start(instance);
+
+  // Output what's inside of /dev/stdout!
+  const stdout = await wasmFs.getStdOut();
+  console.log(stdout);
+};
+startWasiTask();

package.json

@@ -0,0 +1,32 @@
+{
+  "name": "carton",
+  "version": "0.0.1",
+  "description": "📦 Watcher, bundler, and test runner for your SwiftWasm apps ",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/MaxDesiatov/carton.git"
+  },
+  "keywords": [
+    "swift",
+    "webassembly",
+    "swiftwasm",
+    "bundler"
+  ],
+  "author": "Max Desiatov",
+  "license": "Apache-2.0",
+  "bugs": {
+    "url": "https://github.com/MaxDesiatov/carton/issues"
+  },
+  "homepage": "https://github.com/MaxDesiatov/carton#readme",
+  "devDependencies": {
+    "@wasmer/wasi": "^0.10.2",
+    "@wasmer/wasmfs": "^0.10.2",
+    "javascript-kit-swift": "^0.3.0",
+    "webpack": "^4.43.0",
+    "webpack-cli": "^3.3.11"
+  }
+}

webpack.config.js

@@ -0,0 +1,11 @@
+const path = require("path");
+const outputPath = path.resolve(__dirname, "Public");
+
+module.exports = {
+  entry: "./entrypoint/index.js",
+  mode: "development",
+  output: {
+    filename: "index.js",
+    path: outputPath,
+  },
+};