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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef TOOLS_GN_OPERATORS_H_
#define TOOLS_GN_OPERATORS_H_
class BinaryOpNode;
class Err;
class ParseNode;
class Scope;
class Token;
class UnaryOpNode;
class Value;
bool IsUnaryOperator(const Token& token);
bool IsBinaryOperator(const Token& token);
bool IsFunctionCallArgBeginScoper(const Token& token); // "("
bool IsFunctionCallArgEndScoper(const Token& token); // ")"
bool IsScopeBeginScoper(const Token& token); // "{"
bool IsScopeEndScoper(const Token& token); // "}"
Value ExecuteUnaryOperator(Scope* scope,
const UnaryOpNode* op_node,
const Value& value,
Err* err);
Value ExecuteBinaryOperator(Scope* scope,
const BinaryOpNode* op_node,
const ParseNode* left,
const ParseNode* right,
Err* err);
#endif // TOOLS_GN_OPERATORS_H_
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