Add prettier

.prettierignore

@@ -0,0 +1,2 @@
+/release/
+/src/lib/

.prettierrc

@@ -0,0 +1,7 @@
+{
+	"arrowParens": "always",
+	"singleQuote": true,
+	"trailingComma": "none",
+	"semi": true,
+	"useTabs": true
+}

package.json

@@ -8,7 +8,8 @@
     "compile": "mrmdir ./release && npm run compile-amd && npm run compile-esm",
     "watch": "tsc -p ./src --watch",
     "prepublishOnly": "npm run compile && node ./scripts/bundle && mcopy ./src/monaco.d.ts ./release/monaco.d.ts",
-    "import-typescript": "node ./scripts/importTypescript"
+    "import-typescript": "node ./scripts/importTypescript",
+    "prettier": "prettier --write ."
   },
   "author": "Microsoft Corporation",
   "license": "MIT",
@@ -21,9 +22,12 @@
   },
   "devDependencies": {
     "@typescript/vfs": "^1.3.0",
+    "husky": "^4.3.0",
     "monaco-editor-core": "^0.20.0",
     "monaco-languages": "^1.10.0",
     "monaco-plugin-helpers": "^1.0.3",
+    "prettier": "^2.1.1",
+    "pretty-quick": "^3.0.0",
     "requirejs": "^2.3.6",
     "terser": "^5.3.0",
     "typescript": "^4.0.2"