[PATCH] D110359: [clang-format] ensure clang-format command-line argument sets up the default left/right qualifier ordering

[MyDeveloperDay via Phabricator via cfe-commits]

MyDeveloperDay updated this revision to Diff 374660.
MyDeveloperDay added a comment.

Rename the ConstAlignment variable


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D110359/new/

https://reviews.llvm.org/D110359

Files:
  clang/tools/clang-format/ClangFormat.cpp


Index: clang/tools/clang-format/ClangFormat.cpp
===================================================================
--- clang/tools/clang-format/ClangFormat.cpp
+++ clang/tools/clang-format/ClangFormat.cpp
@@ -106,9 +106,9 @@
     cl::cat(ClangFormatCategory));
 
 static cl::opt<std::string> QualifierAlignment(
-    "qualifier-aligment",
+    "qualifier-alignment",
     cl::desc(
-        "If set, overrides the cvqualifier style behavior determined by the "
+        "If set, overrides the qualifier alignment style determined by the "
         "QualifierAlignment style flag"),
     cl::init(""), cl::cat(ClangFormatCategory));
 
@@ -410,14 +410,25 @@
     return true;
   }
 
-  StringRef ConstAlignment = QualifierAlignment;
+  StringRef QualifierAlignmentOrder = QualifierAlignment;
 
   FormatStyle->QualifierAlignment =
-      StringSwitch<FormatStyle::QualifierAlignmentStyle>(ConstAlignment.lower())
+      StringSwitch<FormatStyle::QualifierAlignmentStyle>(QualifierAlignmentOrder.lower())
           .Case("right", FormatStyle::QAS_Right)
           .Case("left", FormatStyle::QAS_Left)
           .Default(FormatStyle->QualifierAlignment);
 
+  if (FormatStyle->QualifierAlignment == FormatStyle::QAS_Left)
+    FormatStyle->QualifierOrder = {"const", "volatile", "type"};
+  else if (FormatStyle->QualifierAlignment == FormatStyle::QAS_Right)
+    FormatStyle->QualifierOrder = {"type", "const", "volatile"};
+  else if (QualifierAlignmentOrder.contains("type")) {
+    FormatStyle->QualifierAlignment = FormatStyle::QAS_Custom;
+    SmallVector<StringRef> Qualifiers;
+    QualifierAlignmentOrder.split(Qualifiers, " ", /*MaxSplit=*/-1, /*KeepEmpty=*/false);
+    FormatStyle->QualifierOrder = {Qualifiers.begin(), Qualifiers.end()};
+  }
+
   if (SortIncludes.getNumOccurrences() != 0) {
     if (SortIncludes)
       FormatStyle->SortIncludes = FormatStyle::SI_CaseSensitive;


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