From 2c4ec4b5ee579d1e017a51a61da7bc61187fa0e3 Mon Sep 17 00:00:00 2001
From: JMD <56417208+StunxFS@users.noreply.github.com>
Date: Wed, 15 Oct 2025 04:37:12 -0400
Subject: [PATCH] vfmt: allow for automatic inline -> line comment reformatting
 (#25500)

---
 vlib/v/fmt/tests/inline_comment_expected.vv | 3 +++
 vlib/v/fmt/tests/inline_comment_input.vv    | 3 +++
 vlib/v/scanner/scanner.v                    | 6 ++++--
 3 files changed, 10 insertions(+), 2 deletions(-)
 create mode 100644 vlib/v/fmt/tests/inline_comment_expected.vv
 create mode 100644 vlib/v/fmt/tests/inline_comment_input.vv

diff --git a/vlib/v/fmt/tests/inline_comment_expected.vv b/vlib/v/fmt/tests/inline_comment_expected.vv
new file mode 100644
index 000000000..ce4cd9349
--- /dev/null
+++ b/vlib/v/fmt/tests/inline_comment_expected.vv
@@ -0,0 +1,3 @@
+module main
+
+// inline comment
diff --git a/vlib/v/fmt/tests/inline_comment_input.vv b/vlib/v/fmt/tests/inline_comment_input.vv
new file mode 100644
index 000000000..9ee469d48
--- /dev/null
+++ b/vlib/v/fmt/tests/inline_comment_input.vv
@@ -0,0 +1,3 @@
+module main
+
+/* inline comment */
\ No newline at end of file
diff --git a/vlib/v/scanner/scanner.v b/vlib/v/scanner/scanner.v
index 83864f60c..1cb9081d7 100644
--- a/vlib/v/scanner/scanner.v
+++ b/vlib/v/scanner/scanner.v
@@ -1134,8 +1134,10 @@ pub fn (mut s Scanner) text_scan() token.Token {
 								col:      u16_col(s.current_column() - comment.len - 4)
 								file_idx: s.file_idx
 							}
-							s.error_with_pos('inline comment is deprecated, please use line comment',
-								comment_pos)
+							if !s.pref.is_fmt {
+								s.error_with_pos('inline comment is deprecated, please use line comment',
+									comment_pos)
+							}
 							comment = '\x01' + comment.trim(' ')
 						}
 						return s.new_multiline_token(.comment, comment, comment.len + 4,
-- 
2.39.5