forked from OSchip/llvm-project
49 lines
1.8 KiB
C++
49 lines
1.8 KiB
C++
//===--- SymbolOrigin.h ------------------------------------------*- 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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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_INDEX_SYMBOL_ORIGIN_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANGD_INDEX_SYMBOL_ORIGIN_H
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#include "llvm/Support/raw_ostream.h"
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#include <cstdint>
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namespace clang {
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namespace clangd {
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// Describes the source of information about a symbol.
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// Mainly useful for debugging, e.g. understanding code completion reuslts.
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// This is a bitfield as information can be combined from several sources.
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enum class SymbolOrigin : uint8_t {
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Unknown = 0,
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AST = 1 << 0, // Directly from the AST (indexes should not set this).
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Dynamic = 1 << 1, // From the dynamic index of opened files.
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Static = 1 << 2, // From the static, externally-built index.
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Merge = 1 << 3, // A non-trivial index merge was performed.
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Identifier = 1 << 4, // Raw identifiers in file.
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// Remaining bits reserved for index implementations.
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};
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inline SymbolOrigin operator|(SymbolOrigin A, SymbolOrigin B) {
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return static_cast<SymbolOrigin>(static_cast<uint8_t>(A) |
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static_cast<uint8_t>(B));
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}
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inline SymbolOrigin &operator|=(SymbolOrigin &A, SymbolOrigin B) {
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return A = A | B;
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}
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inline SymbolOrigin operator&(SymbolOrigin A, SymbolOrigin B) {
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return static_cast<SymbolOrigin>(static_cast<uint8_t>(A) &
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static_cast<uint8_t>(B));
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}
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llvm::raw_ostream &operator<<(llvm::raw_ostream &, SymbolOrigin);
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} // namespace clangd
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANGD_INDEX_SYMBOL_ORIGIN_H
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