CHatingPython
64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
#ifndef FURC_AST_LITERAL_HPP
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#define FURC_AST_LITERAL_HPP
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#include "furc/ast/expression.hpp"
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#include "furc/ast/node.hpp"
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#include "furc/front/token.hpp"
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#include <ostream>
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namespace furc {
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namespace ast {
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enum class literal_node_t {
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String,
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Integer
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};
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class literal_node : public expression_node {
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public:
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node_t category() const override { return node_t::Literal; }
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expression_node_t expression_type() const override { return expression_node_t::Literal; }
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virtual literal_node_t literal_type() const = 0;
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};
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class string_literal_node : public literal_node {
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public:
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string_literal_node(handle<std::string_view>&& value)
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: m_value(std::move(value)) {}
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public:
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literal_node_t literal_type() const override { return literal_node_t::String; }
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const handle<std::string_view>& value() const { return m_value; }
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public:
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std::ostream& print(std::ostream& os) const override {
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if (m_value.has_error()) return os << (std::string)m_value;
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return os << "string literal (" << *m_value << ")";
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}
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private:
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handle<std::string_view> m_value;
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};
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class integer_literal_node : public literal_node {
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public:
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integer_literal_node(handle<front::integer_token>&& value)
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: m_value(std::move(value)) {}
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public:
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literal_node_t literal_type() const override { return literal_node_t::Integer; }
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const handle<front::integer_token>& value() const { return m_value; }
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public:
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std::ostream& print(std::ostream& os) const override {
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if (m_value.has_error()) return os << m_value.error();
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return os << "integer literal (" << *m_value << ")";
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}
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private:
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handle<front::integer_token> m_value;
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};
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} // namespace ast
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} // namespace furc
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#endif // FURC_AST_LITERAL_HPP
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