llvm/clang/lib/Format/NamespaceEndCommentsFixer.cpp

//===--- NamespaceEndCommentsFixer.cpp --------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file implements NamespaceEndCommentsFixer, a TokenAnalyzer that
/// fixes namespace end comments.
///
//===----------------------------------------------------------------------===//

#include "NamespaceEndCommentsFixer.h"
#include "clang/Basic/TokenKinds.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Regex.h"

#define DEBUG_TYPE …

namespace clang {
namespace format {

namespace {
// Iterates all tokens starting from StartTok to EndTok and apply Fn to all
// tokens between them including StartTok and EndTok. Returns the token after
// EndTok.
const FormatToken *
processTokens(const FormatToken *Tok, tok::TokenKind StartTok,
              tok::TokenKind EndTok,
              llvm::function_ref<void(const FormatToken *)> Fn) { … }

const FormatToken *skipAttribute(const FormatToken *Tok) { … }

// Computes the name of a namespace given the namespace token.
// Returns "" for anonymous namespace.
std::string computeName(const FormatToken *NamespaceTok) { … }

std::string computeEndCommentText(StringRef NamespaceName, bool AddNewline,
                                  const FormatToken *NamespaceTok,
                                  unsigned SpacesToAdd) { … }

bool hasEndComment(const FormatToken *RBraceTok) { … }

bool validEndComment(const FormatToken *RBraceTok, StringRef NamespaceName,
                     const FormatToken *NamespaceTok) { … }

void addEndComment(const FormatToken *RBraceTok, StringRef EndCommentText,
                   const SourceManager &SourceMgr,
                   tooling::Replacements *Fixes) { … }

void updateEndComment(const FormatToken *RBraceTok, StringRef EndCommentText,
                      const SourceManager &SourceMgr,
                      tooling::Replacements *Fixes) { … }
} // namespace

const FormatToken *
getNamespaceToken(const AnnotatedLine *Line,
                  const SmallVectorImpl<AnnotatedLine *> &AnnotatedLines) { … }

StringRef
getNamespaceTokenText(const AnnotatedLine *Line,
                      const SmallVectorImpl<AnnotatedLine *> &AnnotatedLines) { … }

NamespaceEndCommentsFixer::NamespaceEndCommentsFixer(const Environment &Env,
                                                     const FormatStyle &Style)
    : … { … }

std::pair<tooling::Replacements, unsigned> NamespaceEndCommentsFixer::analyze(
    TokenAnnotator &Annotator, SmallVectorImpl<AnnotatedLine *> &AnnotatedLines,
    FormatTokenLexer &Tokens) { … }

} // namespace format
} // namespace clang