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14 | pmbaty | 1 | //===--- RenamingAction.h - Clang refactoring library ---------------------===// |
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 | /// \file |
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10 | /// Provides an action to rename every symbol at a point. |
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11 | /// |
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12 | //===----------------------------------------------------------------------===// |
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13 | |||
14 | #ifndef LLVM_CLANG_TOOLING_REFACTORING_RENAME_RENAMINGACTION_H |
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15 | #define LLVM_CLANG_TOOLING_REFACTORING_RENAME_RENAMINGACTION_H |
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16 | |||
17 | #include "clang/Tooling/Refactoring.h" |
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18 | #include "clang/Tooling/Refactoring/AtomicChange.h" |
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19 | #include "clang/Tooling/Refactoring/RefactoringActionRules.h" |
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20 | #include "clang/Tooling/Refactoring/RefactoringOptions.h" |
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21 | #include "clang/Tooling/Refactoring/Rename/SymbolOccurrences.h" |
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22 | #include "llvm/Support/Error.h" |
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23 | |||
24 | namespace clang { |
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25 | class ASTConsumer; |
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26 | |||
27 | namespace tooling { |
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28 | |||
29 | class RenamingAction { |
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30 | public: |
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31 | RenamingAction(const std::vector<std::string> &NewNames, |
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32 | const std::vector<std::string> &PrevNames, |
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33 | const std::vector<std::vector<std::string>> &USRList, |
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34 | std::map<std::string, tooling::Replacements> &FileToReplaces, |
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35 | bool PrintLocations = false) |
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36 | : NewNames(NewNames), PrevNames(PrevNames), USRList(USRList), |
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37 | FileToReplaces(FileToReplaces), PrintLocations(PrintLocations) {} |
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38 | |||
39 | std::unique_ptr<ASTConsumer> newASTConsumer(); |
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40 | |||
41 | private: |
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42 | const std::vector<std::string> &NewNames, &PrevNames; |
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43 | const std::vector<std::vector<std::string>> &USRList; |
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44 | std::map<std::string, tooling::Replacements> &FileToReplaces; |
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45 | bool PrintLocations; |
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46 | }; |
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47 | |||
48 | class RenameOccurrences final : public SourceChangeRefactoringRule { |
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49 | public: |
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50 | static Expected<RenameOccurrences> initiate(RefactoringRuleContext &Context, |
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51 | SourceRange SelectionRange, |
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52 | std::string NewName); |
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53 | |||
54 | static const RefactoringDescriptor &describe(); |
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55 | |||
56 | const NamedDecl *getRenameDecl() const; |
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57 | |||
58 | private: |
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59 | RenameOccurrences(const NamedDecl *ND, std::string NewName) |
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60 | : ND(ND), NewName(std::move(NewName)) {} |
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61 | |||
62 | Expected<AtomicChanges> |
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63 | createSourceReplacements(RefactoringRuleContext &Context) override; |
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64 | |||
65 | const NamedDecl *ND; |
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66 | std::string NewName; |
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67 | }; |
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68 | |||
69 | class QualifiedRenameRule final : public SourceChangeRefactoringRule { |
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70 | public: |
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71 | static Expected<QualifiedRenameRule> initiate(RefactoringRuleContext &Context, |
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72 | std::string OldQualifiedName, |
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73 | std::string NewQualifiedName); |
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74 | |||
75 | static const RefactoringDescriptor &describe(); |
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76 | |||
77 | private: |
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78 | QualifiedRenameRule(const NamedDecl *ND, |
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79 | std::string NewQualifiedName) |
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80 | : ND(ND), NewQualifiedName(std::move(NewQualifiedName)) {} |
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81 | |||
82 | Expected<AtomicChanges> |
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83 | createSourceReplacements(RefactoringRuleContext &Context) override; |
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84 | |||
85 | // A NamedDecl which identifies the symbol being renamed. |
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86 | const NamedDecl *ND; |
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87 | // The new qualified name to change the symbol to. |
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88 | std::string NewQualifiedName; |
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89 | }; |
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90 | |||
91 | /// Returns source replacements that correspond to the rename of the given |
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92 | /// symbol occurrences. |
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93 | llvm::Expected<std::vector<AtomicChange>> |
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94 | createRenameReplacements(const SymbolOccurrences &Occurrences, |
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95 | const SourceManager &SM, const SymbolName &NewName); |
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96 | |||
97 | /// Rename all symbols identified by the given USRs. |
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98 | class QualifiedRenamingAction { |
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99 | public: |
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100 | QualifiedRenamingAction( |
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101 | const std::vector<std::string> &NewNames, |
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102 | const std::vector<std::vector<std::string>> &USRList, |
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103 | std::map<std::string, tooling::Replacements> &FileToReplaces) |
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104 | : NewNames(NewNames), USRList(USRList), FileToReplaces(FileToReplaces) {} |
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105 | |||
106 | std::unique_ptr<ASTConsumer> newASTConsumer(); |
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107 | |||
108 | private: |
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109 | /// New symbol names. |
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110 | const std::vector<std::string> &NewNames; |
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111 | |||
112 | /// A list of USRs. Each element represents USRs of a symbol being renamed. |
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113 | const std::vector<std::vector<std::string>> &USRList; |
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114 | |||
115 | /// A file path to replacements map. |
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116 | std::map<std::string, tooling::Replacements> &FileToReplaces; |
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117 | }; |
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118 | |||
119 | } // end namespace tooling |
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120 | } // end namespace clang |
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121 | |||
122 | #endif // LLVM_CLANG_TOOLING_REFACTORING_RENAME_RENAMINGACTION_H |