[PATCH] D58819: [clang-format] clang-format off/on not respected when using C Style comments

[MyDeveloperDay via Phabricator via llvm-commits]

MyDeveloperDay created this revision.
MyDeveloperDay added reviewers: djasper, klimek, JonasToth, krasimir.
MyDeveloperDay added projects: clang, clang-tools-extra.

If the clang-format on/off is in a /* comment */ then the sorting of headers is not ignored

PR40901 - https://bugs.llvm.org/show_bug.cgi?id=40901


https://reviews.llvm.org/D58819

Files:
  clang/lib/Format/Format.cpp
  clang/unittests/Format/SortIncludesTest.cpp


Index: clang/unittests/Format/SortIncludesTest.cpp
===================================================================
--- clang/unittests/Format/SortIncludesTest.cpp
+++ clang/unittests/Format/SortIncludesTest.cpp
@@ -117,6 +117,25 @@
                  "// clang-format on\n"));
 }
 
+TEST_F(SortIncludesTest, SupportClangFormatOffCStyle) {
+  EXPECT_EQ("#include <a>\n"
+            "#include <b>\n"
+            "#include <c>\n"
+            "/* clang-format off */\n"
+            "#include <b>\n"
+            "#include <a>\n"
+            "#include <c>\n"
+            "/* clang-format on */\n",
+            sort("#include <b>\n"
+                 "#include <a>\n"
+                 "#include <c>\n"
+                 "/* clang-format off */\n"
+                 "#include <b>\n"
+                 "#include <a>\n"
+                 "#include <c>\n"
+                 "/* clang-format on */\n"));
+}
+
 TEST_F(SortIncludesTest, IncludeSortingCanBeDisabled) {
   FmtStyle.SortIncludes = false;
   EXPECT_EQ("#include \"a.h\"\n"
Index: clang/lib/Format/Format.cpp
===================================================================
--- clang/lib/Format/Format.cpp
+++ clang/lib/Format/Format.cpp
@@ -1786,9 +1786,11 @@
         Code.substr(Prev, (Pos != StringRef::npos ? Pos : Code.size()) - Prev);
 
     StringRef Trimmed = Line.trim();
-    if (Trimmed == "// clang-format off")
+    if (Trimmed == "// clang-format off" ||
+        Trimmed.startswith("/* clang-format off"))
       FormattingOff = true;
-    else if (Trimmed == "// clang-format on")
+    else if (Trimmed == "// clang-format on" ||
+             Trimmed.startswith("/* clang-format on"))
       FormattingOff = false;
 
     const bool EmptyLineSkipped =


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