public void Handler(CmsCodeGenerator generator)
{
generator.RemoveParentheses <OpenParenthesesToken>();
generator.AddCode(CmsCodeFactory.LOD(generator.VariableArea[generator.Token.Value]));
generator.RemoveParentheses <CloseParenthesesToken>();
generator.AddCode(CmsCodeFactory.OUT);
generator.GeneratorState = TinyCodeGeneratorState.Initial;
}
public void Handler(CmsCodeGenerator generator)
{
try
{
CmsCode compReference = null;
ExpressionStatmentState = CmsCodeExpressionStatmentState.Initial;
generator.MoveNextToken();
while (!(generator.Token is ThenToken || generator.Token is DoToken || generator.Token is SemiColonToken || generator.Token is EndToken))
{
switch (ExpressionStatmentState)
{
case CmsCodeExpressionStatmentState.Initial:
HandleInitial(generator);
break;
case CmsCodeExpressionStatmentState.Adress:
generator.AddCode(CmsCodeFactory.LOD(generator.VariableArea[generator.Token.Value]));
if (compReference != null)
{
generator.AddCode(compReference);
}
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.Number:
generator.AddCode(CmsCodeFactory.LDI(new CmsCode(int.Parse(generator.Token.Value))));
if (compReference != null)
{
generator.AddCode(compReference);
}
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.GreatThen:
compReference = CmsCodeFactory.GT;
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.LessThen:
compReference = CmsCodeFactory.LT;
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.EqualsThen:
compReference = CmsCodeFactory.EQ;
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.GreatEqualThen:
compReference = CmsCodeFactory.GE;
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.LessEqualThen:
compReference = CmsCodeFactory.LE;
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.NotEqualsThen:
compReference = CmsCodeFactory.NE;
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.Plus:
generator.MoveNextToken();
generator.AddCode(CmsCodeFactory.ADI(new CmsCode(int.Parse(generator.Token.Value))));
GoToInitialIfState(generator);
break;
case CmsCodeExpressionStatmentState.Sub:
compReference = CmsCodeFactory.SUI;
GoToInitialIfState(generator);
break;
default:
throw new ArgumentOutOfRangeException();
}
}
}
catch (Exception e)
{
throw new Exception($"Token: {generator.Token}\nTokenStack: {generator.Stack}\nError: {e.Message}", e);
}
}