From 431bc8b645af3c6002d892a40509a0f8c5907bf7 Mon Sep 17 00:00:00 2001
From: Charlie Marsh <charlie.r.marsh@gmail.com>
Date: Tue, 20 Feb 2024 11:39:35 -0500
Subject: [PATCH] =?UTF-8?q?Allow=20=C2=A9=20in=20copyright=20notices?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../ruff_linter/src/rules/flake8_copyright/mod.rs  | 14 ++++++++++++++
 .../src/rules/flake8_copyright/settings.rs         |  2 +-
 ...e8_copyright__tests__notice_with_unicode_c.snap |  4 ++++
 3 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 crates/ruff_linter/src/rules/flake8_copyright/snapshots/ruff_linter__rules__flake8_copyright__tests__notice_with_unicode_c.snap

diff --git a/crates/ruff_linter/src/rules/flake8_copyright/mod.rs b/crates/ruff_linter/src/rules/flake8_copyright/mod.rs
index 534f2eaf09547a..7b760f72bf4271 100644
--- a/crates/ruff_linter/src/rules/flake8_copyright/mod.rs
+++ b/crates/ruff_linter/src/rules/flake8_copyright/mod.rs
@@ -29,6 +29,20 @@ import os
             r"
 # Copyright (C) 2023
 
+import os
+"
+            .trim(),
+            &settings::LinterSettings::for_rules(vec![Rule::MissingCopyrightNotice]),
+        );
+        assert_messages!(diagnostics);
+    }
+
+    #[test]
+    fn notice_with_unicode_c() {
+        let diagnostics = test_snippet(
+            r"
+# Copyright © 2023
+
 import os
 "
             .trim(),
diff --git a/crates/ruff_linter/src/rules/flake8_copyright/settings.rs b/crates/ruff_linter/src/rules/flake8_copyright/settings.rs
index 9f76e763cf8808..34a5c06d350cad 100644
--- a/crates/ruff_linter/src/rules/flake8_copyright/settings.rs
+++ b/crates/ruff_linter/src/rules/flake8_copyright/settings.rs
@@ -15,7 +15,7 @@ pub struct Settings {
 }
 
 pub static COPYRIGHT: Lazy<Regex> =
-    Lazy::new(|| Regex::new(r"(?i)Copyright\s+(\(C\)\s+)?\d{4}(-\d{4})*").unwrap());
+    Lazy::new(|| Regex::new(r"(?i)Copyright\s+((?:\(C\)|©)\s+)?\d{4}(-\d{4})*").unwrap());
 
 impl Default for Settings {
     fn default() -> Self {
diff --git a/crates/ruff_linter/src/rules/flake8_copyright/snapshots/ruff_linter__rules__flake8_copyright__tests__notice_with_unicode_c.snap b/crates/ruff_linter/src/rules/flake8_copyright/snapshots/ruff_linter__rules__flake8_copyright__tests__notice_with_unicode_c.snap
new file mode 100644
index 00000000000000..314ed9c4f967d1
--- /dev/null
+++ b/crates/ruff_linter/src/rules/flake8_copyright/snapshots/ruff_linter__rules__flake8_copyright__tests__notice_with_unicode_c.snap
@@ -0,0 +1,4 @@
+---
+source: crates/ruff_linter/src/rules/flake8_copyright/mod.rs
+---
+