clang-tools 19.0.0git
Relation.cpp
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1//===--- Relation.cpp --------------------------------------------*- C++-*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "Relation.h"
10
11#include <algorithm>
12
13namespace clang {
14namespace clangd {
15
16llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, const RelationKind R) {
17 switch (R) {
19 return OS << "BaseOf";
21 return OS << "OverriddenBy";
22 }
23 llvm_unreachable("Unhandled RelationKind enum.");
24}
25
26llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, const Relation &R) {
27 return OS << R.Subject << " " << R.Predicate << " " << R.Object;
28}
29
30llvm::iterator_range<RelationSlab::iterator>
31RelationSlab::lookup(const SymbolID &Subject, RelationKind Predicate) const {
32 auto IterPair = std::equal_range(Relations.begin(), Relations.end(),
33 Relation{Subject, Predicate, SymbolID{}},
34 [](const Relation &A, const Relation &B) {
35 return std::tie(A.Subject, A.Predicate) <
36 std::tie(B.Subject, B.Predicate);
37 });
38 return {IterPair.first, IterPair.second};
39}
40
41RelationSlab RelationSlab::Builder::build() && {
42 // Sort in SPO order.
43 llvm::sort(Relations);
44
45 // Remove duplicates.
46 Relations.erase(std::unique(Relations.begin(), Relations.end()),
47 Relations.end());
48
49 return RelationSlab{std::move(Relations)};
50}
51
52} // namespace clangd
53} // namespace clang
llvm::raw_string_ostream OS
Definition: TraceTests.cpp:160
llvm::iterator_range< iterator > lookup(const SymbolID &Subject, RelationKind Predicate) const
Lookup all relations matching the given subject and predicate.
Definition: Relation.cpp:31
llvm::raw_ostream & operator<<(llvm::raw_ostream &OS, const CodeCompletion &C)
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Represents a relation between two symbols.
Definition: Relation.h:32
RelationKind Predicate
Definition: Relation.h:34