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36 lines
1.0 KiB
C++
36 lines
1.0 KiB
C++
//===----------- SyntaxParsingCache.h -================----------*- 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 - 2018 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_PARSE_SYNTAXPARSINGCACHE_H
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#define SWIFT_PARSE_SYNTAXPARSINGCACHE_H
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#include "swift/Syntax/SyntaxNodes.h"
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namespace swift {
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using namespace swift::syntax;
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class SyntaxParsingCache {
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/// The syntax tree prior to the edit
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SourceFileSyntax OldSyntaxTree;
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public:
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SyntaxParsingCache(SourceFileSyntax OldSyntaxTree)
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: OldSyntaxTree(OldSyntaxTree) {}
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llvm::Optional<Syntax> lookUp(size_t NewPosition, SyntaxKind Kind) const;
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};
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} // namespace swift
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#endif // SWIFT_SYNTAX_PARSING_CACHE_H
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