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64 lines
1.2 KiB
64 lines
1.2 KiB
/* |
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* Copyright (C) 2023 Riyyi |
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* |
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* SPDX-License-Identifier: MIT |
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*/ |
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#pragma once |
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#include <string> |
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#include <unordered_map> |
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#include "ast.h" |
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namespace blaze { |
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class Environment; |
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typedef std::shared_ptr<Environment> EnvironmentPtr; |
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class Environment { |
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public: |
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Environment() = default; |
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Environment(EnvironmentPtr outer); |
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virtual ~Environment() = default; |
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bool exists(const std::string& symbol); |
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ASTNodePtr set(const std::string& symbol, ASTNodePtr value); |
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ASTNodePtr get(const std::string& symbol); |
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protected: |
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std::string m_current_key; |
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std::unordered_map<std::string, ASTNodePtr> m_values; |
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EnvironmentPtr m_outer { nullptr }; |
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}; |
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class GlobalEnvironment final : public Environment { |
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public: |
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GlobalEnvironment(); |
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virtual ~GlobalEnvironment() = default; |
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private: |
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void add(); // + |
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void sub(); // - |
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void mul(); // * |
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void div(); // / |
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void lt(); // < |
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void lte(); // <= |
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void gt(); // > |
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void gte(); // >= |
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void list(); // list |
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void isList(); // list? |
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void isEmpty(); // empty? |
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void count(); // count |
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void str(); // str |
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void prStr(); // pr-str |
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void prn(); // prn |
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void println(); // println |
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void equal(); // = |
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}; |
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} // namespace blaze
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