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42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
//===--- Utils.h - Index utilities that are generally useful ----*- C++ -*-===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_INDEX_UTILS_H
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#define SWIFT_INDEX_UTILS_H
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#include "swift/Basic/LLVM.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/SmallVector.h"
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namespace swift {
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class ValueDecl;
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/// \brief Collect all the protocol requirements that a given declaration can
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/// provide default implementations for. VD is a declaration in extension
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/// declaration. Scratch is the buffer to collect those protocol
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/// requirements.
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///
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/// \returns the slice of Scratch
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ArrayRef<ValueDecl*>
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canDeclProvideDefaultImplementationFor(ValueDecl* VD,
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llvm::SmallVectorImpl<ValueDecl*> &Scratch);
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/// \brief Get decls that the given decl overrides, protocol requirements that
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/// it serves as a default implementation of, and optionally protocol
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/// requirements it satisfies in a conforming class
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std::vector<ValueDecl*>
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getOverriddenDecls(ValueDecl *VD, bool IncludeProtocolRequirements = true,
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bool Transitive = false);
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} // end namespace swift
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#endif // SWIFT_INDEX_UTILS_H
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