[PATCH] D72144: Treat C# `using` as a control statement

[Jonathan B Coe via Phabricator via cfe-commits]

jbcoe updated this revision to Diff 239629.
jbcoe added a comment.

Removed test snippets that did not exercise new code.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D72144/new/

https://reviews.llvm.org/D72144

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
@@ -238,8 +238,6 @@
                "}",
                Style);
 
-  verifyFormat("using (StreamWriter sw = new StreamWriter (filenameB)) {}",
-               Style);
 
   Style.SpaceBeforeParens = FormatStyle::SBPO_Never;
   verifyFormat("public void foo() {\n"
@@ -247,7 +245,17 @@
                "}",
                Style);
 
-  verifyFormat("using(StreamWriter sw = new StreamWriter(filenameB)) {}",
+  Style.SpaceBeforeParens = FormatStyle::SBPO_ControlStatements;
+  verifyFormat("public void foo() {\n"
+               "  using (StreamWriter sw = new StreamWriter(filenameA)) {}\n"
+               "}",
+               Style);
+
+  Style.SpaceBeforeParens = FormatStyle::SBPO_NonEmptyParentheses;
+  verifyFormat("public void foo() {\n"
+               "  using (StreamWriter sw = new StreamWriter (filenameA)) {}\n"
+               "  using() {}\n"
+               "}",
                Style);
 }
 
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -2869,7 +2869,8 @@
     // space between keywords and paren e.g. "using ("
     if (Right.is(tok::l_paren))
       if (Left.is(tok::kw_using))
-        return spaceRequiredBeforeParens(Left);
+        return Style.SpaceBeforeParens == FormatStyle::SBPO_ControlStatements ||
+               spaceRequiredBeforeParens(Right);
   } else if (Style.Language == FormatStyle::LK_JavaScript) {
     if (Left.is(TT_JsFatArrow))
       return true;


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