From 3b7473ef9c6937a8a99bb22c46edd805733ae6d6 Mon Sep 17 00:00:00 2001
From: Hossein Mohammadi <hosseinm.developer@gmail.com>
Date: Sat, 2 Jan 2021 08:12:05 +0330
Subject: [PATCH] fix: remove empty comments

---
 src/parser.ts                         | 7 ++++++-
 tests/__snapshots__/main.test.js.snap | 5 +++++
 tests/main.test.js                    | 8 ++++++++
 3 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/parser.ts b/src/parser.ts
index afed241..374b5aa 100755
--- a/src/parser.ts
+++ b/src/parser.ts
@@ -191,8 +191,13 @@ export const getParser = (parser: any) =>
           );
         });
 
-      comment.value = addStarsToTheBeginningOfTheLines(comment.value.trimEnd());
+      comment.value = comment.value.trimEnd();
+      if (comment.value) {
+        comment.value = addStarsToTheBeginningOfTheLines(comment.value);
+      }
     });
 
+    ast.comments = ast.comments.filter(({ value }) => value);
+
     return ast;
   };
diff --git a/tests/__snapshots__/main.test.js.snap b/tests/__snapshots__/main.test.js.snap
index 891eed4..49c2580 100644
--- a/tests/__snapshots__/main.test.js.snap
+++ b/tests/__snapshots__/main.test.js.snap
@@ -47,6 +47,11 @@ export class Dummy {}
 "
 `;
 
+exports[`Incorrect comment 2`] = `
+"export class Dummy {}
+"
+`;
+
 exports[`JS code should be formatted as usuall 1`] = `
 "const variable1 = 1; // No semicolon
 const stringVar = \\"text\\"; // Wrong quotes
diff --git a/tests/main.test.js b/tests/main.test.js
index 29d6d60..971e04d 100755
--- a/tests/main.test.js
+++ b/tests/main.test.js
@@ -369,5 +369,13 @@ test("Incorrect comment", () => {
   export class Dummy {}
   `);
 
+  const result2 = subject(`
+  /**
+   *
+   */
+  export class Dummy {}
+  `);
+
   expect(result).toMatchSnapshot();
+  expect(result2).toMatchSnapshot();
 });