Reland "[clang-format][NFC] Make LangOpts global in namespace Format (#81390)"

Restore getFormattingLangOpts().

1 files changed, 4 insertions, 8 deletions

diff --git a/clang/lib/Format/FormatTokenLexer.cpp b/clang/lib/Format/FormatTokenLexer.cpp
index a87d0ba..a57659f 100644
--- a/clang/lib/Format/FormatTokenLexer.cpp
+++ b/clang/lib/Format/FormatTokenLexer.cpp
@@ -13,11 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "FormatTokenLexer.h"
-#include "FormatToken.h"
-#include "clang/Basic/SourceLocation.h"
-#include "clang/Basic/SourceManager.h"
-#include "clang/Format/Format.h"
-#include "llvm/Support/Regex.h"
+#include "TokenAnalyzer.h"
 
 namespace clang {
 namespace format {
@@ -28,12 +24,12 @@ FormatTokenLexer::FormatTokenLexer(
     llvm::SpecificBumpPtrAllocator<FormatToken> &Allocator,
     IdentifierTable &IdentTable)
     : FormatTok(nullptr), IsFirstToken(true), StateStack({LexerState::NORMAL}),
-      Column(Column), TrailingWhitespace(0),
-      LangOpts(getFormattingLangOpts(Style)), SourceMgr(SourceMgr), ID(ID),
+      Column(Column), TrailingWhitespace(0), SourceMgr(SourceMgr), ID(ID),
       Style(Style), IdentTable(IdentTable), Keywords(IdentTable),
       Encoding(Encoding), Allocator(Allocator), FirstInLineIndex(0),
       FormattingDisabled(false), MacroBlockBeginRegex(Style.MacroBlockBegin),
       MacroBlockEndRegex(Style.MacroBlockEnd) {
+  assert(LangOpts.CPlusPlus);
   Lex.reset(new Lexer(ID, SourceMgr.getBufferOrFake(ID), SourceMgr, LangOpts));
   Lex->SetKeepWhitespaceMode(true);
 
@@ -1442,7 +1438,7 @@ void FormatTokenLexer::readRawToken(FormatToken &Tok) {
 
 void FormatTokenLexer::resetLexer(unsigned Offset) {
   StringRef Buffer = SourceMgr.getBufferData(ID);
-  LangOpts = getFormattingLangOpts(Style);
+  assert(LangOpts.CPlusPlus);
   Lex.reset(new Lexer(SourceMgr.getLocForStartOfFile(ID), LangOpts,
                       Buffer.begin(), Buffer.begin() + Offset, Buffer.end()));
   Lex->SetKeepWhitespaceMode(true);