forked from OSchip/llvm-project
38 lines
1.4 KiB
C++
38 lines
1.4 KiB
C++
//===--- Merge.h -------------------------------------------------*- 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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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_INDEX_MERGE_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANGD_INDEX_MERGE_H
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#include "Index.h"
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namespace clang {
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namespace clangd {
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// Merge symbols L and R, preferring data from L in case of conflict.
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// The two symbols must have the same ID.
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// Returned symbol may contain data owned by either source.
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Symbol mergeSymbol(const Symbol &L, const Symbol &R);
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// mergeIndex returns a composite index based on two provided Indexes:
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// - the Dynamic index covers few files, but is relatively up-to-date.
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// - the Static index covers a bigger set of files, but is relatively stale.
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// The returned index attempts to combine results, and avoid duplicates.
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//
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// FIXME: We don't have a mechanism in Index to track deleted symbols and
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// occurrences in dirty files, so the merged index may return stale symbols
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// and occurrences from Static index.
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std::unique_ptr<SymbolIndex> mergeIndex(const SymbolIndex *Dynamic,
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const SymbolIndex *Static);
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} // namespace clangd
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANGD_INDEX_MERGE_H
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