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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===- NodeIntrospection.h ------------------------------------*- C++ -*---===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file contains the implementation of the NodeIntrospection. |
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| 10 | // |
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| 11 | //===----------------------------------------------------------------------===// |
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| 12 | |||
| 13 | #ifndef LLVM_CLANG_TOOLING_NODEINTROSPECTION_H |
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| 14 | #define LLVM_CLANG_TOOLING_NODEINTROSPECTION_H |
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| 15 | |||
| 16 | #include "clang/AST/ASTTypeTraits.h" |
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| 17 | #include "clang/AST/DeclarationName.h" |
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| 18 | #include "llvm/ADT/IntrusiveRefCntPtr.h" |
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| 19 | #include <set> |
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| 20 | |||
| 21 | namespace clang { |
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| 22 | |||
| 23 | class Stmt; |
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| 24 | class Decl; |
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| 25 | class CXXCtorInitializer; |
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| 26 | class NestedNameSpecifierLoc; |
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| 27 | class TemplateArgumentLoc; |
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| 28 | class CXXBaseSpecifier; |
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| 29 | struct DeclarationNameInfo; |
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| 30 | |||
| 31 | namespace tooling { |
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| 32 | |||
| 33 | class LocationCall; |
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| 34 | using SharedLocationCall = llvm::IntrusiveRefCntPtr<LocationCall>; |
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| 35 | |||
| 36 | class LocationCall : public llvm::ThreadSafeRefCountedBase<LocationCall> { |
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| 37 | public: |
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| 38 | enum LocationCallFlags { NoFlags, ReturnsPointer, IsCast }; |
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| 39 | LocationCall(SharedLocationCall on, std::string name, |
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| 40 | LocationCallFlags flags = NoFlags) |
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| 41 | : m_flags(flags), m_on(std::move(on)), m_name(std::move(name)) {} |
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| 42 | |||
| 43 | LocationCall *on() const { return m_on.get(); } |
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| 44 | StringRef name() const { return m_name; } |
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| 45 | bool returnsPointer() const { return m_flags & ReturnsPointer; } |
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| 46 | bool isCast() const { return m_flags & IsCast; } |
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| 47 | |||
| 48 | private: |
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| 49 | LocationCallFlags m_flags; |
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| 50 | SharedLocationCall m_on; |
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| 51 | std::string m_name; |
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| 52 | }; |
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| 53 | |||
| 54 | class LocationCallFormatterCpp { |
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| 55 | public: |
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| 56 | static void print(const LocationCall &Call, llvm::raw_ostream &OS); |
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| 57 | static std::string format(const LocationCall &Call); |
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| 58 | }; |
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| 59 | |||
| 60 | namespace internal { |
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| 61 | struct RangeLessThan { |
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| 62 | bool operator()(std::pair<SourceRange, SharedLocationCall> const &LHS, |
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| 63 | std::pair<SourceRange, SharedLocationCall> const &RHS) const; |
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| 64 | bool |
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| 65 | operator()(std::pair<SourceLocation, SharedLocationCall> const &LHS, |
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| 66 | std::pair<SourceLocation, SharedLocationCall> const &RHS) const; |
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| 67 | }; |
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| 68 | |||
| 69 | } // namespace internal |
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| 70 | |||
| 71 | // Note that this container stores unique results in a deterministic, but |
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| 72 | // the location calls are in an unspecified order. Clients which desire |
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| 73 | // a particular order for the location calls, such as alphabetical, |
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| 74 | // should sort results after retrieval, because the order is dependent |
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| 75 | // on how the LocationCalls are formatted. |
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| 76 | template <typename T, typename U> |
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| 77 | using UniqueMultiMap = std::set<std::pair<T, U>, internal::RangeLessThan>; |
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| 78 | |||
| 79 | using SourceLocationMap = UniqueMultiMap<SourceLocation, SharedLocationCall>; |
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| 80 | using SourceRangeMap = UniqueMultiMap<SourceRange, SharedLocationCall>; |
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| 81 | |||
| 82 | struct NodeLocationAccessors { |
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| 83 | SourceLocationMap LocationAccessors; |
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| 84 | SourceRangeMap RangeAccessors; |
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| 85 | }; |
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| 86 | |||
| 87 | namespace NodeIntrospection { |
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| 88 | bool hasIntrospectionSupport(); |
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| 89 | NodeLocationAccessors GetLocations(clang::Stmt const *Object); |
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| 90 | NodeLocationAccessors GetLocations(clang::Decl const *Object); |
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| 91 | NodeLocationAccessors GetLocations(clang::CXXCtorInitializer const *Object); |
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| 92 | NodeLocationAccessors GetLocations(clang::NestedNameSpecifierLoc const &); |
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| 93 | NodeLocationAccessors GetLocations(clang::TemplateArgumentLoc const &); |
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| 94 | NodeLocationAccessors GetLocations(clang::CXXBaseSpecifier const *); |
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| 95 | NodeLocationAccessors GetLocations(clang::TypeLoc const &); |
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| 96 | NodeLocationAccessors GetLocations(clang::DeclarationNameInfo const &); |
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| 97 | NodeLocationAccessors GetLocations(clang::DynTypedNode const &Node); |
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| 98 | } // namespace NodeIntrospection |
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| 99 | } // namespace tooling |
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| 100 | } // namespace clang |
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| 101 | #endif |