Yi Kong | 7bf2a68 | 2019-04-18 17:30:49 -0700 | [diff] [blame] | 1 | //===--- Extract.h - Clang refactoring library ----------------------------===// |
| 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 | #ifndef LLVM_CLANG_TOOLING_REFACTOR_EXTRACT_EXTRACT_H |
| 10 | #define LLVM_CLANG_TOOLING_REFACTOR_EXTRACT_EXTRACT_H |
| 11 | |
| 12 | #include "clang/Tooling/Refactoring/ASTSelection.h" |
| 13 | #include "clang/Tooling/Refactoring/RefactoringActionRules.h" |
| 14 | |
| 15 | namespace clang { |
| 16 | namespace tooling { |
| 17 | |
| 18 | /// An "Extract Function" refactoring moves code into a new function that's |
| 19 | /// then called from the place where the original code was. |
| 20 | class ExtractFunction final : public SourceChangeRefactoringRule { |
| 21 | public: |
| 22 | /// Initiates the extract function refactoring operation. |
| 23 | /// |
| 24 | /// \param Code The selected set of statements. |
| 25 | /// \param DeclName The name name of the extract function. If None, |
| 26 | /// "extracted" is used. |
| 27 | static Expected<ExtractFunction> initiate(RefactoringRuleContext &Context, |
| 28 | CodeRangeASTSelection Code, |
| 29 | Optional<std::string> DeclName); |
| 30 | |
| 31 | static const RefactoringDescriptor &describe(); |
| 32 | |
| 33 | private: |
| 34 | ExtractFunction(CodeRangeASTSelection Code, Optional<std::string> DeclName) |
| 35 | : Code(std::move(Code)), |
| 36 | DeclName(DeclName ? std::move(*DeclName) : "extracted") {} |
| 37 | |
| 38 | Expected<AtomicChanges> |
| 39 | createSourceReplacements(RefactoringRuleContext &Context) override; |
| 40 | |
| 41 | CodeRangeASTSelection Code; |
| 42 | |
| 43 | // FIXME: Account for naming collisions: |
| 44 | // - error when name is specified by user. |
| 45 | // - rename to "extractedN" when name is implicit. |
| 46 | std::string DeclName; |
| 47 | }; |
| 48 | |
| 49 | } // end namespace tooling |
| 50 | } // end namespace clang |
| 51 | |
| 52 | #endif // LLVM_CLANG_TOOLING_REFACTOR_EXTRACT_EXTRACT_H |