/// <summary>
/// Transforms an invoke member into a Python GetMember/Invoke. The caller should
/// verify that the given attribute is not resolved against a normal .NET class
/// before calling this. If it is a normal .NET member then a fallback InvokeMember
/// is preferred.
/// </summary>
internal static DynamicMetaObject /*!*/ GenericInvokeMember(InvokeMemberBinder /*!*/ action, ValidationInfo valInfo, DynamicMetaObject target, DynamicMetaObject /*!*/[] /*!*/ args)
{
if (target.NeedsDeferral())
{
return(action.Defer(args));
}
return(AddDynamicTestAndDefer(action,
action.FallbackInvoke(
new DynamicMetaObject(
Binders.Get(
PythonContext.GetCodeContext(action),
PythonContext.GetPythonContext(action),
typeof(object),
action.Name,
target.Expression
),
BindingRestrictionsHelpers.GetRuntimeTypeRestriction(target)
),
args,
null
),
args,
valInfo
));
}
} // func BindInvoke
public override DynamicMetaObject BindInvokeMember(InvokeMemberBinder binder, DynamicMetaObject[] args)
{
if (String.Compare(binder.Name, nameof(IsSmall), binder.IgnoreCase) == 0 ||
String.Compare(binder.Name, nameof(IsLarge), binder.IgnoreCase) == 0)
{
return(base.BindInvokeMember(binder, args));
}
if (!HasValue)
{
return(binder.Defer(this, args));
}
// redirect to the item
return(binder.FallbackInvokeMember(GetRawItemBinder(), args));
} // func BindInvokeMember
public override DynamicMetaObject BindInvokeMember(InvokeMemberBinder binder, DynamicMetaObject[] args)
{
ContractUtils.RequiresNotNull(binder, "binder");
return(binder.Defer(args.AddFirst(WrapSelf())));
}
/// <summary>
/// Transforms an invoke member into a Python GetMember/Invoke. The caller should
/// verify that the given attribute is not resolved against a normal .NET class
/// before calling this. If it is a normal .NET member then a fallback InvokeMember
/// is preferred.
/// </summary>
internal static DynamicMetaObject/*!*/ GenericInvokeMember(InvokeMemberBinder/*!*/ action, ValidationInfo valInfo, DynamicMetaObject target, DynamicMetaObject/*!*/[]/*!*/ args) {
if (target.NeedsDeferral()) {
return action.Defer(args);
}
return AddDynamicTestAndDefer(action,
action.FallbackInvoke(
new DynamicMetaObject(
Binders.Get(
BinderState.GetCodeContext(action),
BinderState.GetBinderState(action),
typeof(object),
action.Name,
target.Expression
),
BindingRestrictionsHelpers.GetRuntimeTypeRestriction(target)
),
args,
null
),
args,
valInfo
);
}
public override DynamicMetaObject BindInvokeMember(InvokeMemberBinder binder, DynamicMetaObject[] args)
{
Requires.NotNull(binder, nameof(binder));
return(binder.Defer(args.AddFirst(WrapSelf())));
}
public override DynamicMetaObject BindInvokeMember(InvokeMemberBinder binder, DynamicMetaObject[] args)
{
return(binder.Defer(args.AddFirst(WrapSelf())));
}
public override DynamicMetaObject BindInvokeMember(InvokeMemberBinder binder, DynamicMetaObject[] args) {
ContractUtils.RequiresNotNull(binder, "binder");
return binder.Defer(args.AddFirst(WrapSelf()));
}
/// <summary>
/// Transforms a call into a Python GetMember/Invoke. This isn't quite the correct semantic as
/// we shouldn't be returning Python members (e.g. object.__repr__) to non-Python callers. This
/// can go away as soon as all of the classes implement the full fidelity of the protocol
/// </summary>
internal static DynamicMetaObject/*!*/ GenericCall(InvokeMemberBinder/*!*/ action, DynamicMetaObject target, DynamicMetaObject/*!*/[]/*!*/ args) {
if (target.NeedsDeferral()) {
return action.Defer(args);
}
return new DynamicMetaObject(
Invoke(
BinderState.GetCodeContext(action),
BinderState.GetBinderState(action),
typeof(object),
GetCallSignature(action),
ArrayUtils.Insert(
Binders.Get(
BinderState.GetCodeContext(action),
BinderState.GetBinderState(action),
typeof(object),
action.Name,
target.Expression
),
DynamicUtils.GetExpressions(args)
)
),
BindingRestrictions.Combine(args).Merge(target.Restrict(target.GetLimitType()).Restrictions)
);
}