Merge branch 'pr/6657' into main

src/libgit2/signature.c

@@ -43,7 +43,6 @@ static bool contains_angle_brackets(const char *input)
 static bool is_crud(unsigned char c)
 {
 	return  c <= 32  ||
-		c == '.' ||
 		c == ',' ||
 		c == ':' ||
 		c == ';' ||

tests/libgit2/commit/signature.c

@@ -36,10 +36,17 @@ void test_commit_signature__leading_and_trailing_spaces_are_trimmed(void)
 	assert_name_and_email("nulltoken", "emeric.fermas@gmail.com", " \t nulltoken \n", " \n  emeric.fermas@gmail.com  \n");
 }
 
+void test_commit_signature__leading_and_trailing_dots_are_supported(void)
+{
+	assert_name_and_email(".nulltoken", ".emeric.fermas@gmail.com", ".nulltoken", ".emeric.fermas@gmail.com");
+	assert_name_and_email("nulltoken.", "emeric.fermas@gmail.com.", "nulltoken.", "emeric.fermas@gmail.com.");
+	assert_name_and_email(".nulltoken.", ".emeric.fermas@gmail.com.", ".nulltoken.", ".emeric.fermas@gmail.com.");
+}
+
 void test_commit_signature__leading_and_trailing_crud_is_trimmed(void)
 {
 	assert_name_and_email("nulltoken", "emeric.fermas@gmail.com", "\"nulltoken\"", "\"emeric.fermas@gmail.com\"");
-	assert_name_and_email("nulltoken w", "emeric.fermas@gmail.com", "nulltoken w.", "emeric.fermas@gmail.com");
+	assert_name_and_email("nulltoken w", "emeric.fermas@gmail.com", "nulltoken w;", "emeric.fermas@gmail.com");
 	assert_name_and_email("nulltoken \xe2\x98\xba", "emeric.fermas@gmail.com", "nulltoken \xe2\x98\xba", "emeric.fermas@gmail.com");
 }