TypeScript setup

Author: brieb

.gitignore

@@ -2,3 +2,9 @@
 /test/data/babylon
 /test/data/babel-parser
 /test/data/graphql-tools-src
+
+# Ignore TypeScript-emitted files
+*.js
+*.d.ts
+# Except...
+!/types/**/*.d.ts

.npmignore

@@ -1,3 +1,7 @@
 /node_modules
 /test
+/types
 yarn.lock
+
+*.ts
+!*.d.ts

package-lock.json

@@ -20,15 +20,22 @@
   },
   "license": "MIT",
   "main": "main.js",
+  "types": "main.d.ts",
   "scripts": {
-    "test": "test/run.sh",
-    "debug": "test/run.sh --inspect-brk"
+    "tsc": "tsc --noEmit",
+    "mocha": "test/run.sh",
+    "debug": "test/run.sh --inspect-brk",
+    "test": "npm run tsc && npm run mocha",
+    "build": "tsc && ts-add-module-exports",
+    "clean": "ts-emit-clean",
+    "prepack": "npm run clean && npm run build",
+    "postpack": "npm run clean"
   },
   "browser": {
     "fs": false
   },
   "dependencies": {
-    "ast-types": "0.11.7",
+    "ast-types": "0.12.0",
     "esprima": "~4.0.0",
     "private": "~0.1.5",
     "source-map": "~0.6.1"
@@ -37,11 +44,19 @@
     "@babel/core": "^7.0.0-beta.54",
     "@babel/parser": "^7.0.0-beta.54",
     "@babel/preset-env": "^7.0.0-beta.54",
+    "@types/esprima": "^4.0.2",
+    "@types/glob": "^7.1.1",
+    "@types/mocha": "^5.2.5",
+    "@types/node": "^10.12.9",
     "esprima-fb": "^15001.1001.0-dev-harmony-fb",
     "flow-parser": "^0.83.0",
     "glob": "^7.1.2",
     "mocha": "~5.2.0",
-    "reify": "^0.18.0"
+    "reify": "^0.18.0",
+    "ts-add-module-exports": "^1.0.0",
+    "ts-emit-clean": "^1.0.0",
+    "ts-node": "^7.0.1",
+    "typescript": "^3.1.6"
   },
   "engines": {
     "node": ">= 4"

package.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "target": "es5",
+    "lib": ["es2015"],
+    "module": "commonjs",
+    "declaration": true,
+    "rootDir": ".",
+    "strict": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noImplicitReturns": true,
+    "moduleResolution": "node",
+    "esModuleInterop": true,
+    "stripInternal": true
+  },
+  "exclude": [
+    "node_modules",
+    "test/data"
+  ]
+}

tsconfig.json

@@ -0,0 +1,8 @@
+import * as ESTree from "estree";
+
+/**
+ * "esprima" module augmentations.
+ */
+declare module "esprima" {
+  export function parse(input: string, config?: ParseOptions, delegate?: (node: ESTree.Node, meta: any) => void): Program;
+}

types/esprima.d.ts

@@ -0,0 +1 @@
+declare module "private";