feat(create-twilio-function): add deployinfo file to gitignore (#320)

Co-authored-by: Dominik Kundel <[email protected]>

Author: philnash

packages/create-twilio-function/src/create-twilio-function/create-gitignore.js

@@ -1,18 +1,30 @@
-const fs = require('fs');
-const path = require('path');
-const { promisify } = require('util');
+const { createWriteStream } = require('fs');
+const { join } = require('path');
+const gitignore = require('gitignore');
 
-const writeGitignore = promisify(require('gitignore').writeFile);
-
-const open = promisify(fs.open);
+const ADDITIONAL_CONTENT = '# Twilio Serverless\n.twiliodeployinfo\n\n';
 
 function createGitignore(dirPath) {
-  const fullPath = path.join(dirPath, '.gitignore');
-  return open(fullPath, 'wx').then((fd) => {
-    const stream = fs.createWriteStream(null, { fd });
-    return writeGitignore({
-      type: 'Node',
-      file: stream,
+  return new Promise((resolve, reject) => {
+    const fullPath = join(dirPath, '.gitignore');
+    const stream = createWriteStream(fullPath, { flags: 'wx' });
+    stream.on('error', reject);
+    stream.write(ADDITIONAL_CONTENT, 'utf-8', (error) => {
+      if (error) {
+        reject(error);
+      }
+      gitignore.writeFile(
+        {
+          type: 'Node',
+          file: stream,
+        },
+        (error) => {
+          if (error) {
+            reject(error);
+          }
+          resolve();
+        }
+      );
     });
   });
 }

packages/create-twilio-function/tests/create-gitignore.test.js

@@ -57,6 +57,7 @@ describe('create-gitignore', () => {
       });
       expect(contents).toMatch('*.log');
       expect(contents).toMatch('.env');
+      expect(contents).toMatch('.twiliodeployinfo');
       cleanUp();
     });