public override void Write(TextWriter writer, Context context)
{
var items = context.GetValues(_expression).ToArray();
int index = 0;
foreach (var item in items)
{
try
{
var meta = new Dictionary <string, object>(StringComparer.Ordinal)
{
{ "@index", index },
{ "@first", index == 0 },
{ "@last", index == items.Length - 1 }
};
context.Push(item, meta);
_content.Write(writer, context);
index++;
}
finally
{
context.Pop();
}
}
}
public override void Write(TextWriter writer, Context context)
{
if (context.GetValue(_expression).IsFalse())
{
_content.Write(writer, context);
}
else
{
_else.Write(writer, context);
}
}
public override void Write(TextWriter writer, Context context)
{
var value = context.GetValue(_expression);
if (value.IsNullOrNoValue())
{
return;
}
try
{
context.Push(value, null);
_content.Write(writer, context);
}
catch (Exception)
{
context.Pop();
}
}