private Expression DispatchByDynamicBinder(SymbolTable symbols, Type expectedType)
{
switch (this.DispatchType & DispatchTypes.TargetMask)
{
case DispatchTypes.Member:
return(Dynamic(
YacqBinder.GetMember(symbols, this.Name),
typeof(Object),
this.Arguments.ReduceAll(symbols)
.StartWith((this._left as TypeCandidateExpression)
.Null(tc => Constant(Static.Value(tc.ElectedType)))
?? this._left
)
));
case DispatchTypes.Method:
return(Dynamic(
YacqBinder.InvokeMember(symbols, this.Name, Enumerable.Repeat("", this.Arguments.Count)),
typeof(Object),
this.Arguments.ReduceAll(symbols)
.StartWith((this._left as TypeCandidateExpression)
.Null(tc => Constant(Static.Value(tc.ElectedType)))
?? this._left
)
));
default:
throw new NotSupportedException("Dispatcher (in dynamic context) doesn't support: " + this.DispatchType);
}
}
public override Expression Deserialize()
{
return(Expression.Dynamic(
YacqBinder.InvokeMember(this.Name, this.ArgumentNames),
this.Type.Deserialize(),
this.Arguments.SelectAll(n => n.Deserialize())
));
}