public Production(ProductionKind kind, int position)
{
Kind = kind;
Position = position;
Captures = new List <string>();
Children = new List <Production>();
}
public bool Production(ProductionKind kind, Func <bool> next)
{
var node = new Production(kind, Index);
var parent = CurrentProduction;
var parentScope = _productionScope;
_productionScope = new ProductionScope();
CurrentProduction = node;
try
{
var accepted = next();
if (accepted)
{
parentScope.AddProduction(node);
}
return(accepted);
}
finally
{
node.Children.AddRange(_productionScope.GetProductions());
node.Captures.AddRange(_productionScope.GetCaptures());
CurrentProduction = parent;
_productionScope = parentScope;
}
}