46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
// Copyright (C) 2017 Jonathan Müller <jonathanmueller.dev@gmail.com>
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// This file is subject to the license terms in the LICENSE file
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// found in the top-level directory of this distribution.
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#ifndef CPPAST_CPP_VARIABLE_BASE_HPP_INCLUDED
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#define CPPAST_CPP_VARIABLE_BASE_HPP_INCLUDED
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#include <cppast/cpp_expression.hpp>
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#include <cppast/cpp_type.hpp>
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namespace cppast
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{
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/// Additional base class for all [cppast::cpp_entity]() modelling some kind of variable.
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///
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/// Examples are [cppast::cpp_variable]() or [cppast::cpp_function_parameter](),
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/// or anything that is name/type/default-value triple.
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class cpp_variable_base
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{
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public:
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/// \returns A reference to the [cppast::cpp_type]() of the variable.
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const cpp_type& type() const noexcept
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{
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return *type_;
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}
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/// \returns A [ts::optional_ref]() to the [cppast::cpp_expression]() that is the default value.
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type_safe::optional_ref<const cpp_expression> default_value() const noexcept
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{
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return type_safe::ref(*default_);
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}
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protected:
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cpp_variable_base(std::unique_ptr<cpp_type> type, std::unique_ptr<cpp_expression> def)
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: type_(std::move(type)), default_(std::move(def))
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{
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}
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~cpp_variable_base() noexcept = default;
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private:
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std::unique_ptr<cpp_type> type_;
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std::unique_ptr<cpp_expression> default_;
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};
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} // namespace cppast
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#endif // CPPAST_CPP_VARIABLE_BASE_HPP_INCLUDED
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