chore: move to Typescript

package.json

@@ -4,7 +4,8 @@
   "license": "MIT",
   "main": "dist/index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "build": "tsc"
   },
   "repository": {
     "type": "git",
@@ -32,5 +33,10 @@
     "fail": [
       "@semantic-release/github"
     ]
+  },
+  "devDependencies": {
+    "@types/needle": "^2.0.4",
+    "@types/node": "^13.9.1",
+    "typescript": "^3.8.3"
   }
 }

src/index.ts

@@ -0,0 +1,43 @@
+import * as fs from 'fs';
+import * as needle from 'needle';
+
+const GITHUB_TOKEN = process.env.GITHUB_TOKEN;
+
+const eventName = process.env.GITHUB_EVENT_NAME;
+if (eventName !== 'pull_request') {
+  process.exit(1);
+}
+
+const eventPath = process.env.GITHUB_EVENT_PATH;
+if (!eventPath) {
+  console.log('Couldn\'t find the event file path.');
+  process.exit(1);
+}
+
+const eventData = fs.readFileSync(eventPath, 'utf8');
+const eventObj = JSON.parse(eventData);
+console.log(eventObj);
+
+async function postComment(issueUrl: string): Promise<void> {
+  const url = `${issueUrl}/comments`;
+  const payload = {
+    body: 'There\'s butter on my face!',
+  };
+  const options = {
+    json: true,
+    compressed: true,
+    headers: {
+      Authorization: 'token ' + GITHUB_TOKEN,
+    },
+  };
+
+  try {
+    await needle('post', url, payload, options);
+    console.log('huzzah!');
+  } catch (err) {
+    console.log('I have no idea what I\'m doing');
+  }
+}
+
+const issueUrl = eventObj.pull_request.issue_url;
+postComment(issueUrl);

tsconfig.json

@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "outDir": "./dist",
+    "incremental": true,
+    "target": "es2018",
+    "module": "commonjs",
+    "sourceMap": true,
+    "pretty": true,
+    "importHelpers": true,
+    "strict": true,
+    "noImplicitAny": true,
+    "noUnusedLocals": true,
+    "resolveJsonModule": true,
+    "noImplicitReturns": true
+  },
+  "include": [
+    "./src/**/*"
+  ]
+}