public SyntaxBlock Simplify()
{
A = A.Simplify();
B = B.Simplify();
var a = A as NumericConstant;
var b = B as NumericConstant;
if (a == null && b == null) //Neither A nor B are numeric constants, return this sum in its existing state.
{
return(this);
}
if (a != null && b != null) //Both A and B are numeric constants, return new numeric constant that is the sum of both.
{
return(new NumericConstant(a.value + b.value));
}
if (a?.value == 0) //if a is zero, return B;
{
return(B);
}
if (b?.value == 0) //if b is zero, return A;
{
return(A);
}
return(this); //No simplification possible, return this sum in its existing state.
}
public SyntaxBlock Simplify()
{
A = A.Simplify();
B = B.Simplify();
var a = A as NumericConstant;
var b = B as NumericConstant;
if (a == null && b == null) //Neither A nor B are numeric constants, return this quotient in its existing state.
{
return(this);
}
if (a != null && b != null) //Both A and B are numeric constants, return new numeric constant that is the quotient of both.
{
return(new NumericConstant(a.value / b.value));
}
if (a?.value == 0)
{
return(new NumericConstant(0));
}
if (b?.value == 1)
{
return(A);
}
else if (b?.value == 0)
{
throw new DivideByZeroException("Can't devide by zero!");
}
return(this); //No simplification possible, return this quotient in its existing state.
}
public SyntaxBlock Simplify()
{
A = A.Simplify();
B = B.Simplify();
return(SimplifySelf());
}