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Viewing changes to libwesl/src/wesl/elements/returnstatement.cpp

  • Committer: Dominik Burgdörfer
  • Date: 2010-07-07 14:35:20 UTC
  • Revision ID: dominik@domachine-20100707143520-wpywl29fsg9quz54
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libwesl/src/wesl/elements/returnstatement.cpp
 
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// =======================================================================
 
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// 
 
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//       Filename:  returnstatement.cpp
 
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// 
 
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//    Description:  
 
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// 
 
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//        Version:  1.0
 
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//        Created:  18.06.2010 12:37:56
 
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//       Revision:  none
 
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//       Compiler:  g++
 
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// 
 
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//         Author:  Dominik 'domachine' Burgdörfer (-), dominik.burgdoerfer@googlemail.com
 
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//        Company:  -
 
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// 
 
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// =======================================================================
 
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#include "returnstatement.hpp"
 
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#include "../elementstack.hpp"
 
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#include "../exceptions/returnexception.hpp"
 
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#include "../types/void.hpp"
 
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#include "objectwrapper.hpp"
 
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using namespace boost;
 
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namespace wesl {
 
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    namespace elements {
 
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        ReturnStatement::ReturnStatement(ElementStack& parent)
 
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            : Element(parent),
 
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            Callable(this)
 
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        {
 
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        }
 
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        ReturnStatement::ReturnStatement(ElementStack& parent,
 
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                                         ElementPtr element)
 
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            : Element(parent), 
 
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            Callable(this),
 
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            m_element(element)
 
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        {
 
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        }
 
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        void ReturnStatement::call() {
 
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            if(m_element->is(Element::RESOLVABLE)) {
 
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                ResolvablePtr ptr = 
 
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                    dynamic_pointer_cast<Resolvable>(m_element);
 
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                throw exceptions::ReturnException(ptr->resolve(),
 
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                    "return statement outside of function",
 
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                    parent().sourcePath(),
 
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                    line());
 
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            }
 
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            throw exceptions::ProcessingError(
 
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                    "return: Element is not resolvable",
 
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                    parent().sourcePath(),
 
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                    line());
 
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        }
 
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        void ReturnStatement::setElement(ElementPtr element)
 
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        {
 
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            m_element = element;
 
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        }
 
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    }
 
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}