forked from OSchip/llvm-project
49 lines
1.9 KiB
C++
49 lines
1.9 KiB
C++
//===--- ASTSelectionRequirements.cpp - Clang refactoring library ---------===//
|
|
//
|
|
// 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 "clang/Tooling/Refactoring/RefactoringActionRuleRequirements.h"
|
|
#include "clang/AST/Attr.h"
|
|
|
|
using namespace clang;
|
|
using namespace tooling;
|
|
|
|
Expected<SelectedASTNode>
|
|
ASTSelectionRequirement::evaluate(RefactoringRuleContext &Context) const {
|
|
// FIXME: Memoize so that selection is evaluated only once.
|
|
Expected<SourceRange> Range =
|
|
SourceRangeSelectionRequirement::evaluate(Context);
|
|
if (!Range)
|
|
return Range.takeError();
|
|
|
|
Optional<SelectedASTNode> Selection =
|
|
findSelectedASTNodes(Context.getASTContext(), *Range);
|
|
if (!Selection)
|
|
return Context.createDiagnosticError(
|
|
Range->getBegin(), diag::err_refactor_selection_invalid_ast);
|
|
return std::move(*Selection);
|
|
}
|
|
|
|
Expected<CodeRangeASTSelection> CodeRangeASTSelectionRequirement::evaluate(
|
|
RefactoringRuleContext &Context) const {
|
|
// FIXME: Memoize so that selection is evaluated only once.
|
|
Expected<SelectedASTNode> ASTSelection =
|
|
ASTSelectionRequirement::evaluate(Context);
|
|
if (!ASTSelection)
|
|
return ASTSelection.takeError();
|
|
std::unique_ptr<SelectedASTNode> StoredSelection =
|
|
std::make_unique<SelectedASTNode>(std::move(*ASTSelection));
|
|
Optional<CodeRangeASTSelection> CodeRange = CodeRangeASTSelection::create(
|
|
Context.getSelectionRange(), *StoredSelection);
|
|
if (!CodeRange)
|
|
return Context.createDiagnosticError(
|
|
Context.getSelectionRange().getBegin(),
|
|
diag::err_refactor_selection_invalid_ast);
|
|
Context.setASTSelection(std::move(StoredSelection));
|
|
return std::move(*CodeRange);
|
|
}
|