forked from OSchip/llvm-project
62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
//===-- YamlSymbolIndex.cpp -----------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "YamlSymbolIndex.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/Support/Errc.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/Path.h"
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#include <string>
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#include <vector>
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using clang::find_all_symbols::SymbolInfo;
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using clang::find_all_symbols::SymbolAndSignals;
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namespace clang {
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namespace include_fixer {
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llvm::ErrorOr<std::unique_ptr<YamlSymbolIndex>>
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YamlSymbolIndex::createFromFile(llvm::StringRef FilePath) {
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auto Buffer = llvm::MemoryBuffer::getFile(FilePath);
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if (!Buffer)
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return Buffer.getError();
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return std::unique_ptr<YamlSymbolIndex>(new YamlSymbolIndex(
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find_all_symbols::ReadSymbolInfosFromYAML(Buffer.get()->getBuffer())));
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}
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llvm::ErrorOr<std::unique_ptr<YamlSymbolIndex>>
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YamlSymbolIndex::createFromDirectory(llvm::StringRef Directory,
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llvm::StringRef Name) {
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// Walk upwards from Directory, looking for files.
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for (llvm::SmallString<128> PathStorage = Directory; !Directory.empty();
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Directory = llvm::sys::path::parent_path(Directory)) {
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assert(Directory.size() <= PathStorage.size());
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PathStorage.resize(Directory.size()); // Shrink to parent.
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llvm::sys::path::append(PathStorage, Name);
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if (auto DB = createFromFile(PathStorage))
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return DB;
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}
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return llvm::make_error_code(llvm::errc::no_such_file_or_directory);
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}
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std::vector<SymbolAndSignals>
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YamlSymbolIndex::search(llvm::StringRef Identifier) {
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std::vector<SymbolAndSignals> Results;
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for (const auto &Symbol : Symbols) {
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if (Symbol.Symbol.getName() == Identifier)
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Results.push_back(Symbol);
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}
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return Results;
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}
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} // namespace include_fixer
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} // namespace clang
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