in which Jess finds a case where named imports are necessary

and bad. don't set the exports to a single thing, just don't

Author: jessitron

.vscode/launch.json

@@ -0,0 +1,20 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "node",
+            "request": "launch",
+            "name": "Launch current file w/ ts-node",
+            "protocol": "inspector",
+            "args": [
+                "${workspaceRoot}/src/cli/explore.ts"
+            ],
+            "cwd": "${workspaceRoot}",
+            "runtimeArgs": [
+                "-r",
+                "ts-node/register"
+            ],
+            "internalConsoleOptions": "openOnSessionStart"
+        }
+    ]
+}

.vscode/tasks.json

@@ -0,0 +1,18 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "type": "typescript",
+            "tsconfig": "tsconfig.json",
+            "problemMatcher": [
+                "$tsc"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            }
+        }
+    ]
+}

README.md

@@ -25,6 +25,7 @@ Cover:
 -   type parameters and defaults
 -   interfaces
 -   classes and the tricky bit about private fields
+-   vscode: type hints, useful error messages
 
 
 ## Section 2: The runtime. Node and the many dialects of JavaScript
@@ -40,9 +41,18 @@ Cover:
 -   imports in TypeScript
 -   declaring dependencies. 3 types
 -   what npm does and how to decipher what it does
+-   output: outDir or outFile (amd or system module output only)
 
 ## Section 4: Leveraging TypeScript to find bugs
 
 -   stricter compiler options
 -   testing
+   -   ts-node/register
 -   tslint
+### Compiler options
+-   "lib" brings in type definitions
+-   skipLibChecks lets you not worry about perfect compatibility with every freaking library everywhere
+
+
+useful:
+-   https://blog.angular-university.io/typescript-2-type-system-how-do-type-definitions-work-in-npm-when-to-use-types-and-why-what-are-compiler-opt-in-types/

build/cli/explore.js

@@ -0,0 +1,6 @@
+#!/usr/bin/env ts-node
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const youAreIn_1 = require("./support/youAreIn");
+youAreIn_1.youAreIn(process.cwd());
+console.log("everything is fucked here");

build/cli/support/youAreIn.js

@@ -0,0 +1,21 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const jetty_1 = __importDefault(require("jetty"));
+function youAreIn(appDir) {
+    var jetty = new jetty_1.default(process.stdout);
+    jetty.text("Hello from " + appDir);
+    console.log("fuck you");
+    // Clear the screen
+    jetty.clear();
+    // Draw a circle with fly colours
+    var i = 0;
+    setInterval(function () {
+        i += 0.025;
+        var x = Math.round(Math.cos(i) * 25 + 50), y = Math.round(Math.sin(i) * 13 + 20);
+        jetty.rgb(Math.round(Math.random() * 215), Math.random() > 0.5).moveTo([y, x]).text(".");
+    }, 5);
+}
+exports.youAreIn = youAreIn;

build/index.js

@@ -3,9 +3,13 @@
   "version": "1.0.0",
   "description": "Examples for a talk",
   "main": "build/index.js",
+  "types": "build/index.d.ts",
   "scripts": {
     "test": "mocha --require ts-node/register 'test/**/*.ts'"
   },
+  "bin": {
+    "explore": "build/cli/explore.js"
+  },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/jessitron/about-typescript.git"
@@ -17,6 +21,11 @@
   },
   "homepage": "https://github.com/jessitron/about-typescript#readme",
   "dependencies": {
+    "jetty": "^0.2.1"
+  },
+  "devDependencies": {
+    "@types/node": "^10.5.2",
+    "ts-node": "^7.0.0",
     "typescript": "^2.9.2"
   }
-}
+}

package-lock.json

@@ -0,0 +1,7 @@
+#!/usr/bin/env ts-node
+
+import { youAreIn } from "./support/youAreIn";
+
+youAreIn(process.cwd());
+
+console.log("everything is fucked here")

package.json

@@ -0,0 +1,28 @@
+
+import Jetty from "jetty";
+
+export function youAreIn(appDir: string) {
+
+    var jetty = new Jetty(process.stdout)
+
+    jetty.text("Hello from " + appDir);
+
+    console.log("fuck you")
+
+    // Clear the screen
+    jetty.clear();
+
+    // Draw a circle with fly colours
+    var i = 0;
+    setInterval(function () {
+        i += 0.025;
+
+        var x = Math.round(Math.cos(i) * 25 + 50),
+            y = Math.round(Math.sin(i) * 13 + 20);
+
+        jetty.rgb(
+            Math.round(Math.random() * 215),
+            Math.random() > 0.5
+        ).moveTo([y, x]).text(".");
+    }, 5);
+}