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//static const char* sccsid = "@(#)ExprIntrp_GenExp.cxx 3.2 95/01/10"; // Do not delete this line. Used by sccs.
// Copyright: Matra-Datavision 1991
// File: ExprIntrp_GenExp.cxx
// Created: Thu Aug 8 10:15:28 1991
// Author: Arnaud BOUZY
// <adn>
#include <ExprIntrp_GenExp.ixx>
#include <ExprIntrp.hxx>
#include <ExprIntrp_yaccanal.hxx>
#include <Standard_NoSuchObject.hxx>
ExprIntrp_GenExp::ExprIntrp_GenExp ()
{
done = Standard_False;
}
Handle( ExprIntrp_GenExp ) ExprIntrp_GenExp::Create()
{
return new ExprIntrp_GenExp();
}
void ExprIntrp_GenExp::Process (const TCollection_AsciiString& str)
{
Handle(ExprIntrp_GenExp) me = this;
done = Standard_False;
if (ExprIntrp::Parse(me,str)) {
if (!ExprIntrp_Recept.IsExpStackEmpty()) {
myExpression = ExprIntrp_Recept.Pop();
done = Standard_True;
}
else {
myExpression.Nullify();
done = Standard_True;
}
}
else {
myExpression.Nullify();
}
}
Standard_Boolean ExprIntrp_GenExp::IsDone() const
{
return done;
}
Handle(Expr_GeneralExpression) ExprIntrp_GenExp::Expression () const
{
if (!done) {
Standard_NoSuchObject::Raise();
}
return myExpression;
}
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