loom

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/*
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MIT License
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Copyright (c) 2022 МГТУ им. Н.Э. Баумана, кафедра ИУ-6, Михаил Фетисов,
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https://bmstu.codes/lsx/simodo/loom
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*/
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#include "simodo/variable/Variable.h"
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#include <cassert>
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namespace simodo::variable
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{
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    const Variable & Variable::origin() const
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    {
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        if (type() != ValueType::Ref)
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            return *this;
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        const Variable & o = _value.getRef().origin();
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        assert(o.type() != ValueType::Ref);
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        return o;
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    }
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    Variable & Variable::origin()
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    {
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        if (type() != ValueType::Ref)
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            return *this;
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        Variable & o = _value.getRef().origin();
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        assert(o.type() != ValueType::Ref);
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        return o;
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    }
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    Variable Variable::copyVariable() const
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    {
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        Specification spec;
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        if (!_spec.isNull())
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            spec.clone(_spec);
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        return { _name, _value.copy(), _location, spec };
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    }
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    VariableRef Variable::makeReference() const
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    {
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        if (type() == ValueType::Ref)
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            return std::get<VariableRef>(variant());
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        return VariableRef {*this};
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    }
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}
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