// [Lhs / Rhs] / number
public override ASTNode TryDivide(ASTNode number)
{
if (Lhs.IsNumeric)
{
// [Lhs / Rhs] / number --> [Lhs / number] / Rhs
return(new ASTQuotient(new ASTQuotient(Lhs, number), Rhs));
}
if (Rhs.IsNumeric)
{
// [Lhs / Rhs] / number --> Lhs / [Rhs * number]
ASTNode product = new ASTParenthesized(new ASTProduct(Rhs, number));
ASTNode normalized = Lhs.TryDivide(product);
return((normalized != null) ? normalized : new ASTQuotient(Lhs, product));
}
return(null);
}
public void Encode(ASTParenthesized node)
{
SenseExpr nested = m_stack.Pop();
m_stack.Push(new SenseExpr(nested.Value, String.Format("({0})", nested.Code)));
}
public void Encode(ASTParenthesized node)
{
NumExpr expr = m_stack.Pop();
m_stack.Push(new NumExpr(expr.IsTrueValue, expr.Value, String.Format("({0})", expr.Code)));
}