[PATCH] D75747: [clang-format] Correct indentation for `[key] = value,` entries in C++ object initialisers

[Jonathan B Coe via Phabricator via cfe-commits]

jbcoe created this revision.
jbcoe added a reviewer: krasimir.
jbcoe added a project: clang-format.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.
jbcoe added a comment.

Requires https://reviews.llvm.org/D75731 to be merged first.


Do not use continuation indent for '[' in blocks in C# code.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D75747

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


Index: clang/unittests/Format/FormatTestCSharp.cpp
===================================================================
--- clang/unittests/Format/FormatTestCSharp.cpp
+++ clang/unittests/Format/FormatTestCSharp.cpp
@@ -549,6 +549,15 @@
 private Transformer _transformer = new X.Y {
   Filler = (Shape shape) => { return new Transform.Fill(shape, RED); },
   Scaler = (Shape shape) => { return new Transform.Resize(shape, 0.1); },
+};)",
+               Style);
+
+  // Dictionary initialisation.
+  verifyFormat(R"(//
+var myDict = new Dictionary<string, string> {
+  ["name"] = _donald,
+  ["age"] = Convert.ToString(DateTime.Today.Year - 1934),
+  ["type"] = _duck,
 };)",
                Style);
 }
Index: clang/lib/Format/ContinuationIndenter.cpp
===================================================================
--- clang/lib/Format/ContinuationIndenter.cpp
+++ clang/lib/Format/ContinuationIndenter.cpp
@@ -1047,6 +1047,8 @@
   if (NextNonComment->is(TT_ArraySubscriptLSquare)) {
     if (State.Stack.back().StartOfArraySubscripts != 0)
       return State.Stack.back().StartOfArraySubscripts;
+    else if (Style.isCSharp()) // C# allows `["key"] = value` inside object 
initializers.
+      return State.Stack.back().Indent;
     return ContinuationIndent;
   }
 



Index: clang/unittests/Format/FormatTestCSharp.cpp
===================================================================
--- clang/unittests/Format/FormatTestCSharp.cpp
+++ clang/unittests/Format/FormatTestCSharp.cpp
@@ -549,6 +549,15 @@
 private Transformer _transformer = new X.Y {
   Filler = (Shape shape) => { return new Transform.Fill(shape, RED); },
   Scaler = (Shape shape) => { return new Transform.Resize(shape, 0.1); },
+};)",
+               Style);
+
+  // Dictionary initialisation.
+  verifyFormat(R"(//
+var myDict = new Dictionary<string, string> {
+  ["name"] = _donald,
+  ["age"] = Convert.ToString(DateTime.Today.Year - 1934),
+  ["type"] = _duck,
 };)",
                Style);
 }
Index: clang/lib/Format/ContinuationIndenter.cpp
===================================================================
--- clang/lib/Format/ContinuationIndenter.cpp
+++ clang/lib/Format/ContinuationIndenter.cpp
@@ -1047,6 +1047,8 @@
   if (NextNonComment->is(TT_ArraySubscriptLSquare)) {
     if (State.Stack.back().StartOfArraySubscripts != 0)
       return State.Stack.back().StartOfArraySubscripts;
+    else if (Style.isCSharp()) // C# allows `["key"] = value` inside object initializers.
+      return State.Stack.back().Indent;
     return ContinuationIndent;
   }
 

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