//Returns a function if an objects is a function or implements "Call" method
public static DyFunction?ToFunction(this DyObject self, ExecutionContext ctx)
{
if (self is DyFunction func)
{
return(func);
}
if (self.Is(Dy.TypeInfo))
{
var ti = (DyTypeInfo)self;
if (ti.TryGetStaticMember(ctx, ti.ReflectedTypeName, out var value))
{
return(value as DyFunction);
}
}
else
{
var typ = ctx.RuntimeContext.Types[self.TypeId];
if (typ.TryGetInstanceMember(ctx, self, Builtins.Call, out var value))
{
return(value as DyFunction);
}
}
ctx.InvalidType(Dy.Function, self);
return(default);
protected override DyObject ToStringOp(ExecutionContext ctx, DyObject arg, DyObject format)
{
if (format.Is(Dy.Nil))
{
return(new DyString(arg.ToString()));
}
if (format.TypeId is not Dy.String and not Dy.Char)
{
return(Nil);
}
try
{
return(new DyString(((T)arg).ToString(format.ToString(), null)));
}
catch (FormatException)
{
return(ctx.ParsingFailed());
}
}
