forked from OSchip/llvm-project
40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
//===--- Relation.cpp --------------------------------------------*- 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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#include "Relation.h"
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#include <algorithm>
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namespace clang {
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namespace clangd {
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llvm::iterator_range<RelationSlab::iterator>
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RelationSlab::lookup(const SymbolID &Subject, RelationKind Predicate) const {
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auto IterPair = std::equal_range(Relations.begin(), Relations.end(),
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Relation{Subject, Predicate, SymbolID{}},
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[](const Relation &A, const Relation &B) {
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return std::tie(A.Subject, A.Predicate) <
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std::tie(B.Subject, B.Predicate);
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});
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return {IterPair.first, IterPair.second};
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}
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RelationSlab RelationSlab::Builder::build() && {
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// Sort in SPO order.
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llvm::sort(Relations);
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// Remove duplicates.
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Relations.erase(std::unique(Relations.begin(), Relations.end()),
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Relations.end());
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return RelationSlab{std::move(Relations)};
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}
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} // namespace clangd
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} // namespace clang
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