[PATCH] D78869: clang-format: Add ControlStatementsExceptForEachMacros option to SpaceBeforeParens

[Daan De Meyer via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGf21c704553a8: clang-format: Add ControlStatementsExceptForEachMacros option to… (authored by DaanDeMeyer).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D78869/new/

https://reviews.llvm.org/D78869

Files:
  clang/docs/ClangFormatStyleOptions.rst
  clang/include/clang/Format/Format.h
  clang/lib/Format/Format.cpp
  clang/lib/Format/TokenAnnotator.cpp
  clang/unittests/Format/FormatTest.cpp


Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -972,6 +972,17 @@
                "  UNKNOWN_FORACH(Item * item, itemlist) {}\n"
                "}");
 
+  FormatStyle Style = getLLVMStyle();
+  Style.SpaceBeforeParens =
+      FormatStyle::SBPO_ControlStatementsExceptForEachMacros;
+  verifyFormat("void f() {\n"
+               "  foreach(Item *item, itemlist) {}\n"
+               "  Q_FOREACH(Item *item, itemlist) {}\n"
+               "  BOOST_FOREACH(Item *item, itemlist) {}\n"
+               "  UNKNOWN_FORACH(Item * item, itemlist) {}\n"
+               "}",
+               Style);
+
   // As function-like macros.
   verifyFormat("#define foreach(x, y)\n"
                "#define Q_FOREACH(x, y)\n"
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -2900,6 +2900,10 @@
     if ((Left.is(tok::r_paren) && Left.is(TT_AttributeParen)) ||
         (Left.is(tok::r_square) && Left.is(TT_AttributeSquare)))
       return true;
+    if (Style.SpaceBeforeParens ==
+            FormatStyle::SBPO_ControlStatementsExceptForEachMacros &&
+        Left.is(TT_ForEachMacro))
+      return false;
     return Line.Type == LT_ObjCDecl || Left.is(tok::semi) ||
            (Style.SpaceBeforeParens != FormatStyle::SBPO_Never &&
             (Left.isOneOf(tok::pp_elif, tok::kw_for, tok::kw_while,
Index: clang/lib/Format/Format.cpp
===================================================================
--- clang/lib/Format/Format.cpp
+++ clang/lib/Format/Format.cpp
@@ -329,6 +329,8 @@
     IO.enumCase(Value, "Never", FormatStyle::SBPO_Never);
     IO.enumCase(Value, "ControlStatements",
                 FormatStyle::SBPO_ControlStatements);
+    IO.enumCase(Value, "ControlStatementsExceptForEachMacros",
+                FormatStyle::SBPO_ControlStatementsExceptForEachMacros);
     IO.enumCase(Value, "NonEmptyParentheses",
                 FormatStyle::SBPO_NonEmptyParentheses);
     IO.enumCase(Value, "Always", FormatStyle::SBPO_Always);
Index: clang/include/clang/Format/Format.h
===================================================================
--- clang/include/clang/Format/Format.h
+++ clang/include/clang/Format/Format.h
@@ -1983,6 +1983,17 @@
     ///    }
     /// \endcode
     SBPO_ControlStatements,
+    /// Same as ``SBPO_ControlStatements`` except this option doesn't apply to
+    /// ForEach macros. This is useful in projects where ForEach macros are 
+    /// treated as function calls instead of control statements. 
+    /// \code
+    ///    void f() {
+    ///      Q_FOREACH(...) {
+    ///        f();
+    ///      }
+    ///    }
+    /// \endcode
+    SBPO_ControlStatementsExceptForEachMacros,
     /// Put a space before opening parentheses only if the parentheses are not
     /// empty i.e. '()'
     /// \code
Index: clang/docs/ClangFormatStyleOptions.rst
===================================================================
--- clang/docs/ClangFormatStyleOptions.rst
+++ clang/docs/ClangFormatStyleOptions.rst
@@ -2336,6 +2336,19 @@
          }
        }
 
+  * ``SBPO_ControlStatementsExceptForEachMacros`` (in configuration: ``ControlStatementsExceptForEachMacros``)
+    Same as ``SBPO_ControlStatements`` except this option doesn't apply to
+    ForEach macros. This is useful in projects where ForEach macros are
+    treated as function calls instead of control statements.
+
+    .. code-block:: c++
+
+       void f() {
+         Q_FOREACH(...) {
+           f();
+         }
+       }
+
   * ``SBPO_NonEmptyParentheses`` (in configuration: ``NonEmptyParentheses``)
     Put a space before opening parentheses only if the parentheses are not
     empty i.e. '()'


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