Use multiple tsconfig files, otherwise it's a mess (#286)

* Use multiple tsconfig files, otherwise it's a mess and we get tests in dist

* No need to do git add in lint-staged anymore

jest.config.js

@@ -1,4 +1,9 @@
 module.exports = {
   preset: 'ts-jest',
   testEnvironment: 'node',
+  globals: {
+    'ts-jest': {
+      tsConfig: 'tsconfig.test.json',
+    },
+  },
 };

package.json

@@ -44,7 +44,7 @@
     "yamljs": "0.3.0"
   },
   "scripts": {
-    "start": "ts-node -O \"{\\\"module\\\": \\\"commonjs\\\"}\" example/index.ts",
+    "start": "ts-node --project tsconfig.example.json example/index.ts",
     "clean": "rm -rf dist",
     "prebuild": "yarn clean",
     "build": "bob",
@@ -88,8 +88,7 @@
   },
   "lint-staged": {
     "*.{ts,js,md,json}": [
-      "prettier --write",
-      "git add"
+      "prettier --write"
     ]
   },
   "bundlesize": [

tsconfig.example.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "CommonJS"
+  },
+  "include": ["example"]
+}

tsconfig.json

@@ -14,5 +14,5 @@
     "importHelpers": true,
     "resolveJsonModule": true
   },
-  "exclude": ["node_modules", "dist"]
+  "include": ["src"]
 }

tsconfig.test.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "CommonJS"
+  },
+  "include": ["tests"]
+}