[PATCH] D78295: [clang-format] Do not interpret C# deconstruction in a foreach as a cast

[Phabricator via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG07c1978b15b4: [clang-format] Do not interpret C# deconstruction in a foreach as a cast (authored by Jonathan Coe <jbcoe at google.com>).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D78295/new/

https://reviews.llvm.org/D78295

Files:
  clang/lib/Format/TokenAnnotator.cpp
  clang/unittests/Format/FormatTestCSharp.cpp


Index: clang/unittests/Format/FormatTestCSharp.cpp
===================================================================
--- clang/unittests/Format/FormatTestCSharp.cpp
+++ clang/unittests/Format/FormatTestCSharp.cpp
@@ -624,6 +624,7 @@
   Style.SpaceBeforeCpp11BracedList = true;
   Style.Cpp11BracedListStyle = false;
   Style.SpacesInContainerLiterals = false;
+  Style.SpaceAfterCStyleCast = false;
 
   verifyFormat(R"(new Car { "Door", 0.1 })", Style);
   verifyFormat(R"(new Car { 0.1, "Door" })", Style);
@@ -642,6 +643,12 @@
 
   verifyFormat(R"(char[,,] rawCharArray = MakeCharacterGrid();)", Style);
 
+  // Not seen as a C-style cast.
+  verifyFormat(R"(//
+foreach ((A a, B b) in someList) {
+})",
+               Style);
+
   Style.SpacesInSquareBrackets = true;
   verifyFormat(R"(private float[ , ] Values;)", Style);
   verifyFormat(R"(string dirPath = args?[ 0 ];)", Style);
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -1775,6 +1775,10 @@
     if (Tok.Next->is(tok::question))
       return false;
 
+    // `foreach((A a, B b) in someList)` should not be seen as a cast.
+    if (Tok.Next->is(Keywords.kw_in) && Style.isCSharp())
+      return false;
+
     // Functions which end with decorations like volatile, noexcept are unlikely
     // to be casts.
     if (Tok.Next->isOneOf(tok::kw_noexcept, tok::kw_volatile, tok::kw_const,


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