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-rw-r--r--clang/lib/Format/Format.cpp29
-rw-r--r--clang/unittests/Format/CleanupTest.cpp9
2 files changed, 25 insertions, 13 deletions
diff --git a/clang/lib/Format/Format.cpp b/clang/lib/Format/Format.cpp
index 81fdab4ed70..801daf11a83 100644
--- a/clang/lib/Format/Format.cpp
+++ b/clang/lib/Format/Format.cpp
@@ -1417,22 +1417,29 @@ public:
checkEmptyNamespace(AnnotatedLines);
- for (auto &Line : AnnotatedLines) {
- if (Line->Affected) {
- cleanupRight(Line->First, tok::comma, tok::comma);
- cleanupRight(Line->First, TT_CtorInitializerColon, tok::comma);
- cleanupRight(Line->First, tok::l_paren, tok::comma);
- cleanupLeft(Line->First, tok::comma, tok::r_paren);
- cleanupLeft(Line->First, TT_CtorInitializerComma, tok::l_brace);
- cleanupLeft(Line->First, TT_CtorInitializerColon, tok::l_brace);
- cleanupLeft(Line->First, TT_CtorInitializerColon, tok::equal);
- }
- }
+ for (auto *Line : AnnotatedLines)
+ cleanupLine(Line);
return {generateFixes(), 0};
}
private:
+ void cleanupLine(AnnotatedLine *Line) {
+ for (auto *Child : Line->Children) {
+ cleanupLine(Child);
+ }
+
+ if (Line->Affected) {
+ cleanupRight(Line->First, tok::comma, tok::comma);
+ cleanupRight(Line->First, TT_CtorInitializerColon, tok::comma);
+ cleanupRight(Line->First, tok::l_paren, tok::comma);
+ cleanupLeft(Line->First, tok::comma, tok::r_paren);
+ cleanupLeft(Line->First, TT_CtorInitializerComma, tok::l_brace);
+ cleanupLeft(Line->First, TT_CtorInitializerColon, tok::l_brace);
+ cleanupLeft(Line->First, TT_CtorInitializerColon, tok::equal);
+ }
+ }
+
bool containsOnlyComments(const AnnotatedLine &Line) {
for (FormatToken *Tok = Line.First; Tok != nullptr; Tok = Tok->Next) {
if (Tok->isNot(tok::comment))
diff --git a/clang/unittests/Format/CleanupTest.cpp b/clang/unittests/Format/CleanupTest.cpp
index 0628c38a2bd..b0c81b509d2 100644
--- a/clang/unittests/Format/CleanupTest.cpp
+++ b/clang/unittests/Format/CleanupTest.cpp
@@ -183,10 +183,15 @@ TEST_F(CleanupTest, TrailingCommaInParens) {
std::string Code = "int main() { f(,1,,2,3,f(1,2,),4,,);}";
std::string Expected = "int main() { f(1,2,3,f(1,2),4);}";
EXPECT_EQ(Expected, cleanupAroundOffsets({15, 18, 29, 33}, Code));
+
+ // Lambda contents are also checked for trailing commas.
+ Code = "int main() { [](){f(,1,,2,3,f(1,2,),4,,);}();}";
+ Expected = "int main() { [](){f(1,2,3,f(1,2),4);}();}";
+ EXPECT_EQ(Expected, cleanupAroundOffsets({20, 23, 34, 38}, Code));
}
TEST_F(CleanupTest, TrailingCommaInBraces) {
- // Trainling comma is allowed in brace list.
+ // Trailing comma is allowed in brace list.
// If there was trailing comma in the original code, then trailing comma is
// preserved. In this example, element between the last two commas is deleted
// causing the second-last comma to be redundant.
@@ -194,7 +199,7 @@ TEST_F(CleanupTest, TrailingCommaInBraces) {
std::string Expected = "void f() { std::vector<int> v = {1,2,3,}; }";
EXPECT_EQ(Expected, cleanupAroundOffsets({39}, Code));
- // If there was no trailing comma in the original code, then trainling comma
+ // If there was no trailing comma in the original code, then trailing comma
// introduced by replacements should be cleaned up. In this example, the
// element after the last comma is deleted causing the last comma to be
// redundant.
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