public override ICodeNode VisitBinaryExpression (BinaryExpression node)
{
var result = Pattern.CodePattern.Match (CanCastPattern, node);
if (!result.Success)
return base.VisitBinaryExpression (node);
var safe_cast = (SafeCastExpression) result [SafeCastKey];
return new CanCastExpression (
(Expression) Visit (safe_cast.Expression),
safe_cast.TargetType);
}
public override ICodeNode VisitBinaryExpression (BinaryExpression node)
{
if (node.Operator != BinaryOperator.GreaterThan)
return base.VisitBinaryExpression (node);
var literal = node.Right as LiteralExpression;
if (literal == null)
return base.VisitBinaryExpression (node);
if (literal.Value != null)
return base.VisitBinaryExpression (node);
var safe_cast = node.Left as SafeCastExpression;
if (safe_cast == null)
return base.VisitBinaryExpression (node);
return new CanCastExpression (safe_cast.Expression, safe_cast.TargetType);
}
public override void VisitBinaryExpression (BinaryExpression node)
{
var was_inside = inside_binary;
inside_binary = true;
if (was_inside)
WriteToken ("(");
Visit (node.Left);
WriteSpace ();
Write (ToString (node.Operator));
WriteSpace ();
Visit (node.Right);
if (was_inside)
WriteToken (")");
inside_binary = was_inside;
}
public override ICodeNode VisitBinaryExpression(BinaryExpression node)
{
node = (BinaryExpression)base.VisitBinaryExpression(node);
return new TypedBinaryExpression(node.Operator, node.Left, node.Right);
}
public virtual void VisitBinaryExpression (BinaryExpression node)
{
Visit (node.Left);
Visit (node.Right);
}