public ProductionInstanceBuilder(ParserProduction parserProduction, ProductionInstanceBuilderPool pool)
{
var binder = parserProduction.Binder;
_pool = pool;
_tryReturn = binder.TryReturn;
if (binder.ConstValue != null)
{
Arguments = Array.Empty <Argument>();
_constValue = binder.ConstValue;
_createInstanceDelegate = (builder, factory) => builder._constValue;
}
else
{
var template = binder.Template;
Arguments = new Argument[template.Length];
ArgumentBuilders = binder.Template;
for (var index = 0; index < template.Length; index++)
{
var argumentBuilder = template[index];
if (argumentBuilder == null)
{
continue;
}
Arguments[index] = argumentBuilder.CreateArgument(this, index);
}
var flatIndex = parserProduction.LeftRecursionEntry?.ParserEntryData.FlatIndex ?? -1;
LeftRecursionArgument = flatIndex != -1 ? Arguments[flatIndex] : null;
_createInstanceDelegate = binder.CreateInstanceDelegate;
}
}