[PATCH] D119648: [clang-format] Fix PointerAlignment within lambdas in a multi-variable declaration statement.

[Marek Kurdej via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGe01f624adb0e: [clang-format] Fix PointerAlignment within lambdas in a multi-variable… (authored by curdeius).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D119648/new/

https://reviews.llvm.org/D119648

Files:
  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
@@ -2031,6 +2031,10 @@
   verifyFormat("for (int x = 0; int &c : {1, 2, 3})", Style);
   verifyFormat("for (f(); auto &c : {1, 2, 3})", Style);
   verifyFormat("for (f(); int &c : {1, 2, 3})", Style);
+  verifyFormat(
+      "function<int(int &)> res1 = [](int &a) { return 0000000000000; },\n"
+      "                     res2 = [](int &a) { return 0000000000000; };",
+      Style);
 
   Style.AlignConsecutiveDeclarations = FormatStyle::ACS_Consecutive;
   verifyFormat("Const unsigned int *c;\n"
@@ -2068,6 +2072,10 @@
   verifyFormat("for (int x = 0; int& c : {1, 2, 3})", Style);
   verifyFormat("for (f(); auto& c : {1, 2, 3})", Style);
   verifyFormat("for (f(); int& c : {1, 2, 3})", Style);
+  verifyFormat(
+      "function<int(int&)> res1 = [](int& a) { return 0000000000000; },\n"
+      "                    res2 = [](int& a) { return 0000000000000; };",
+      Style);
 
   Style.AlignConsecutiveDeclarations = FormatStyle::ACS_Consecutive;
   verifyFormat("Const unsigned int* c;\n"
@@ -2121,6 +2129,10 @@
   verifyFormat("for (int x = 0; int & c : {1, 2, 3})", Style);
   verifyFormat("for (f(); auto & c : {1, 2, 3})", Style);
   verifyFormat("for (f(); int & c : {1, 2, 3})", Style);
+  verifyFormat(
+      "function<int(int &)> res1 = [](int & a) { return 0000000000000; },\n"
+      "                     res2 = [](int & a) { return 0000000000000; };",
+      Style);
 
   Style.AlignConsecutiveDeclarations = FormatStyle::ACS_Consecutive;
   verifyFormat("Const unsigned int*  c;\n"
Index: clang/lib/Format/TokenAnnotator.cpp
===================================================================
--- clang/lib/Format/TokenAnnotator.cpp
+++ clang/lib/Format/TokenAnnotator.cpp
@@ -3134,7 +3134,15 @@
       return false;
     if (getTokenPointerOrReferenceAlignment(Left) == FormatStyle::PAS_Right)
       return false;
-    if (Line.IsMultiVariableDeclStmt)
+    // FIXME: Setting IsMultiVariableDeclStmt for the whole line is error-prone,
+    // because it does not take into account nested scopes like lambdas.
+    // In multi-variable declaration statements, attach */& to the variable
+    // independently of the style. However, avoid doing it if we are in a nested
+    // scope, e.g. lambda. We still need to special-case statements with
+    // initializers.
+    if (Line.IsMultiVariableDeclStmt &&
+        (Left.NestingLevel == Line.First->NestingLevel ||
+         startsWithInitStatement(Line)))
       return false;
     return Left.Previous && !Left.Previous->isOneOf(
                                 tok::l_paren, tok::coloncolon, tok::l_square);


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