[PATCH] D129942: [clang-format] Indent TT_CtorInitializerColon after requires clauses

[Björn Schäpers via Phabricator via cfe-commits]

HazardyKnusperkeks created this revision.
HazardyKnusperkeks added reviewers: owenpan, MyDeveloperDay, curdeius, JohelEGP, eoanermine.
HazardyKnusperkeks added a project: clang-format.
Herald added a project: All.
HazardyKnusperkeks requested review of this revision.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

Fixes https://github.com/llvm/llvm-project/issues/56215


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D129942

Files:
  clang/lib/Format/ContinuationIndenter.cpp
  clang/unittests/Format/FormatTest.cpp


Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -24711,6 +24711,18 @@
       "struct S {};",
       Style);
 
+  Style = getLLVMStyle();
+  Style.ConstructorInitializerIndentWidth = 4;
+  Style.BreakConstructorInitializers = FormatStyle::BCIS_BeforeColon;
+  Style.PackConstructorInitializers = FormatStyle::PCIS_Never;
+  verifyFormat("constexpr Foo(Foo const &other)\n"
+               "  requires std::is_copy_constructible<T>\n"
+               "    : value{other.value} {\n"
+               "  do_magic();\n"
+               "  do_more_magic();\n"
+               "}",
+               Style);
+
   // Not a clause, but we once hit an assert.
   verifyFormat("#if 0\n"
                "#else\n"
Index: clang/lib/Format/ContinuationIndenter.cpp
===================================================================
--- clang/lib/Format/ContinuationIndenter.cpp
+++ clang/lib/Format/ContinuationIndenter.cpp
@@ -1193,6 +1193,10 @@
       break;
     }
   }
+  if (NextNonComment->isOneOf(TT_CtorInitializerColon, TT_InheritanceColon,
+                              TT_InheritanceComma)) {
+    return State.FirstIndent + Style.ConstructorInitializerIndentWidth;
+  }
   if ((PreviousNonComment &&
        (PreviousNonComment->ClosesTemplateDeclaration ||
         PreviousNonComment->ClosesRequiresClause ||
@@ -1267,10 +1271,6 @@
       Style.BreakInheritanceList == FormatStyle::BILS_AfterColon) {
     return CurrentState.Indent;
   }
-  if (NextNonComment->isOneOf(TT_CtorInitializerColon, TT_InheritanceColon,
-                              TT_InheritanceComma)) {
-    return State.FirstIndent + Style.ConstructorInitializerIndentWidth;
-  }
   if (Previous.is(tok::r_paren) && !Current.isBinaryOperator() &&
       !Current.isOneOf(tok::colon, tok::comment)) {
     return ContinuationIndent;


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