forked from OSchip/llvm-project
55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
//===--- IncludeFixer.h ------------------------------------------*- C++-*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_INCLUDE_FIXER_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANGD_INCLUDE_FIXER_H
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#include "Diagnostics.h"
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#include "Headers.h"
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#include "index/Index.h"
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#include "clang/AST/Type.h"
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#include "clang/Basic/Diagnostic.h"
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#include "llvm/ADT/StringRef.h"
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#include <memory>
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namespace clang {
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namespace clangd {
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/// Attempts to recover from error diagnostics by suggesting include insertion
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/// fixes. For example, member access into incomplete type can be fixes by
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/// include headers with the definition.
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class IncludeFixer {
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public:
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IncludeFixer(llvm::StringRef File, std::shared_ptr<IncludeInserter> Inserter,
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const SymbolIndex &Index, unsigned IndexRequestLimit)
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: File(File), Inserter(std::move(Inserter)), Index(Index),
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IndexRequestLimit(IndexRequestLimit) {}
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/// Returns include insertions that can potentially recover the diagnostic.
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std::vector<Fix> fix(DiagnosticsEngine::Level DiagLevel,
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const clang::Diagnostic &Info) const;
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private:
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/// Attempts to recover diagnostic caused by an incomplete type \p T.
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std::vector<Fix> fixIncompleteType(const Type &T) const;
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/// Generates header insertion fixes for \p Sym.
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std::vector<Fix> fixesForSymbol(const Symbol &Sym) const;
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std::string File;
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std::shared_ptr<IncludeInserter> Inserter;
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const SymbolIndex &Index;
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const unsigned IndexRequestLimit; // Make at most 5 index requests.
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mutable unsigned IndexRequestCount = 0;
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};
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} // namespace clangd
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANGD_INCLUDE_FIXER_H
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