llvm/clang-tools-extra/clangd/SemanticSelection.cpp

//===--- SemanticSelection.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
//
//===----------------------------------------------------------------------===//

#include "SemanticSelection.h"
#include "ParsedAST.h"
#include "Protocol.h"
#include "Selection.h"
#include "SourceCode.h"
#include "clang-pseudo/Bracket.h"
#include "clang-pseudo/DirectiveTree.h"
#include "clang-pseudo/Token.h"
#include "clang/AST/DeclBase.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Tooling/Syntax/BuildTree.h"
#include "clang/Tooling/Syntax/Nodes.h"
#include "clang/Tooling/Syntax/TokenBufferTokenManager.h"
#include "clang/Tooling/Syntax/Tree.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/Error.h"
#include <optional>
#include <queue>
#include <vector>

namespace clang {
namespace clangd {
namespace {

// Adds Range \p R to the Result if it is distinct from the last added Range.
// Assumes that only consecutive ranges can coincide.
void addIfDistinct(const Range &R, std::vector<Range> &Result) { … }

std::optional<FoldingRange> toFoldingRange(SourceRange SR,
                                           const SourceManager &SM) { … }

std::optional<FoldingRange>
extractFoldingRange(const syntax::Node *Node,
                    const syntax::TokenBufferTokenManager &TM) { … }

// Traverse the tree and collect folding ranges along the way.
std::vector<FoldingRange>
collectFoldingRanges(const syntax::Node *Root,
                     const syntax::TokenBufferTokenManager &TM) { … }

} // namespace

llvm::Expected<SelectionRange> getSemanticRanges(ParsedAST &AST, Position Pos) { … }

// FIXME(kirillbobyrev): Collect comments, PP conditional regions, includes and
// other code regions (e.g. public/private/protected sections of classes,
// control flow statement bodies).
// Related issue: https://github.com/clangd/clangd/issues/310
llvm::Expected<std::vector<FoldingRange>> getFoldingRanges(ParsedAST &AST) { … }

// FIXME( usaxena95): Collect PP conditional regions, includes and other code
// regions (e.g. public/private/protected sections of classes, control flow
// statement bodies).
// Related issue: https://github.com/clangd/clangd/issues/310
llvm::Expected<std::vector<FoldingRange>>
getFoldingRanges(const std::string &Code, bool LineFoldingOnly) { … }

} // namespace clangd
} // namespace clang