7d7eee513a
Review URL: https://codereview.chromium.org/1412223018 Cr-Commit-Position: refs/heads/master@{#31785}
46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_AST_LITERAL_REINDEXER
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#define V8_AST_LITERAL_REINDEXER
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#include "src/ast.h"
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#include "src/scopes.h"
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namespace v8 {
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namespace internal {
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class AstLiteralReindexer final : public AstVisitor {
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public:
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AstLiteralReindexer() : AstVisitor(), next_index_(0) {}
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int count() const { return next_index_; }
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void Reindex(Expression* pattern);
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int NextIndex() { return next_index_++; }
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private:
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#define DEFINE_VISIT(type) void Visit##type(type* node) override;
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AST_NODE_LIST(DEFINE_VISIT)
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#undef DEFINE_VISIT
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void VisitStatements(ZoneList<Statement*>* statements) override;
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void VisitDeclarations(ZoneList<Declaration*>* declarations) override;
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void VisitArguments(ZoneList<Expression*>* arguments);
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void VisitObjectLiteralProperty(ObjectLiteralProperty* property);
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void UpdateIndex(MaterializedLiteral* literal) {
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literal->literal_index_ = next_index_++;
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}
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void Visit(AstNode* node) override { node->Accept(this); }
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int next_index_;
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DISALLOW_COPY_AND_ASSIGN(AstLiteralReindexer);
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};
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} // namespace internal
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} // namespace v8
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#endif // V8_AST_LITERAL_REINDEXER
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