1//===- NodeIntrospection.h -----------------------------------*- C++ -*----===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file contains the implementation of the NodeIntrospection.
10//
11//===----------------------------------------------------------------------===//
12
13#include "clang/Tooling/NodeIntrospection.h"
14
15#include "clang/AST/AST.h"
16#include "llvm/Support/raw_ostream.h"
17
18namespace clang {
19
20namespace tooling {
21
22void LocationCallFormatterCpp::print(const LocationCall &Call,
23 llvm::raw_ostream &OS) {
24 if (const LocationCall *On = Call.on()) {
25 print(Call: *On, OS);
26 if (On->returnsPointer())
27 OS << "->";
28 else
29 OS << '.';
30 }
31
32 OS << Call.name() << "()";
33}
34
35std::string LocationCallFormatterCpp::format(const LocationCall &Call) {
36 std::string Result;
37 llvm::raw_string_ostream OS(Result);
38 print(Call, OS);
39 OS.flush();
40 return Result;
41}
42
43namespace internal {
44
45static bool locationCallLessThan(const LocationCall *LHS,
46 const LocationCall *RHS) {
47 if (!LHS && !RHS)
48 return false;
49 if (LHS && !RHS)
50 return true;
51 if (!LHS && RHS)
52 return false;
53 auto compareResult = LHS->name().compare(RHS: RHS->name());
54 if (compareResult < 0)
55 return true;
56 if (compareResult > 0)
57 return false;
58 return locationCallLessThan(LHS: LHS->on(), RHS: RHS->on());
59}
60
61bool RangeLessThan::operator()(
62 std::pair<SourceRange, SharedLocationCall> const &LHS,
63 std::pair<SourceRange, SharedLocationCall> const &RHS) const {
64 if (LHS.first.getBegin() < RHS.first.getBegin())
65 return true;
66 else if (LHS.first.getBegin() != RHS.first.getBegin())
67 return false;
68
69 if (LHS.first.getEnd() < RHS.first.getEnd())
70 return true;
71 else if (LHS.first.getEnd() != RHS.first.getEnd())
72 return false;
73
74 return locationCallLessThan(LHS: LHS.second.get(), RHS: RHS.second.get());
75}
76bool RangeLessThan::operator()(
77 std::pair<SourceLocation, SharedLocationCall> const &LHS,
78 std::pair<SourceLocation, SharedLocationCall> const &RHS) const {
79 if (LHS.first == RHS.first)
80 return locationCallLessThan(LHS: LHS.second.get(), RHS: RHS.second.get());
81 return LHS.first < RHS.first;
82}
83} // namespace internal
84
85} // namespace tooling
86} // namespace clang
87
88#include "clang/Tooling/NodeIntrospection.inc"
89

source code of clang/lib/Tooling/NodeIntrospection.cpp