forked from OSchip/llvm-project
56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
//===--- Index.cpp -----------------------------------------------*- C++-*-===//
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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 "Index.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/Support/SHA1.h"
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namespace clang {
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namespace clangd {
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SymbolID::SymbolID(llvm::StringRef USR)
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: HashValue(llvm::SHA1::hash(arrayRefFromStringRef(USR))) {}
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llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, const SymbolID &ID) {
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OS << toHex(llvm::toStringRef(ID.HashValue));
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return OS;
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}
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void operator>>(llvm::StringRef Str, SymbolID &ID) {
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std::string HexString = fromHex(Str);
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assert(HexString.size() == ID.HashValue.size());
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std::copy(HexString.begin(), HexString.end(), ID.HashValue.begin());
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}
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SymbolSlab::const_iterator SymbolSlab::begin() const { return Symbols.begin(); }
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SymbolSlab::const_iterator SymbolSlab::end() const { return Symbols.end(); }
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SymbolSlab::const_iterator SymbolSlab::find(const SymbolID &SymID) const {
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return Symbols.find(SymID);
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}
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void SymbolSlab::freeze() { Frozen = true; }
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void SymbolSlab::insert(const Symbol &S) {
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assert(!Frozen && "Can't insert a symbol after the slab has been frozen!");
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auto ItInserted = Symbols.try_emplace(S.ID, S);
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if (!ItInserted.second)
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return;
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auto &Sym = ItInserted.first->second;
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// We inserted a new symbol, so copy the underlying data.
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intern(Sym.Name);
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intern(Sym.Scope);
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intern(Sym.CanonicalDeclaration.FilePath);
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}
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} // namespace clangd
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} // namespace clang
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