internal Symbol(string name, string type, string display, BaseExpression expression)
{
Name = name;
Type = type;
Display = display;
Expression = expression;
}
Labeled[] GetLabel(BaseExpression expression)
{
if (expression is Labeled)
return new[] { expression as Labeled };
if (expression is Sequence)
return (expression as Sequence).Expressions
.SelectMany(GetLabel).Where(x => x != null).ToArray();
if (expression is Choice)
return (expression as Choice).Expressions
.SelectMany(GetLabel).Where(x => x != null).ToArray();
return new Labeled[] { };
}
public Optional(BaseExpression expression)
{
Expression = expression;
}