public static DynamicMetaObject/*!*/ Bind(RubyContext/*!*/ context, InvokeBinder/*!*/ binder,
RubyMetaObject/*!*/ target, DynamicMetaObject/*!*/[]/*!*/ args, Action<MetaObjectBuilder, CallArguments>/*!*/ buildInvoke) {
RubyCallSignature callSignature;
if (RubyCallSignature.TryCreate(binder.CallInfo, out callSignature)) {
return binder.FallbackInvoke(target, args);
}
var metaBuilder = new MetaObjectBuilder();
buildInvoke(metaBuilder, new CallArguments(target.CreateMetaContext(), target, args, callSignature));
return metaBuilder.CreateMetaObject(binder);
}
public static DynamicMetaObject /*!*/ Bind(InvokeBinder /*!*/ binder,
RubyMetaObject /*!*/ target, DynamicMetaObject /*!*/[] /*!*/ args, Action <MetaObjectBuilder, CallArguments> /*!*/ buildInvoke)
{
RubyCallSignature callSignature;
if (RubyCallSignature.TryCreate(binder.CallInfo, out callSignature))
{
return(binder.FallbackInvoke(target, args));
}
var callArgs = new CallArguments(target.CreateMetaContext(), target, args, callSignature);
var metaBuilder = new MetaObjectBuilder(target, args);
buildInvoke(metaBuilder, callArgs);
return(metaBuilder.CreateMetaObject(binder));
}
internal static bool TryBuildConversionToDelegate(MetaObjectBuilder/*!*/ metaBuilder, RubyMetaObject/*!*/ metaTarget, Type/*!*/ delegateType, MethodInfo/*!*/ delegateFactory) {
MethodInfo invoke;
if (!typeof(Delegate).IsAssignableFrom(delegateType) || (invoke = delegateType.GetMethod("Invoke")) == null) {
return false;
}
var type = metaTarget.Value.GetType();
metaBuilder.AddTypeRestriction(type, metaTarget.Expression);
metaBuilder.Result = delegateFactory.OpCall(AstUtils.Constant(delegateType), Ast.Convert(metaTarget.Expression, type));
return true;
}
// TODO: convert binder
internal static DynamicMetaObject TryBindCovertToDelegate(RubyMetaObject/*!*/ metaTarget, ConvertBinder/*!*/ binder, MethodInfo/*!*/ delegateFactory) {
var metaBuilder = new MetaObjectBuilder();
return TryBuildConversionToDelegate(metaBuilder, metaTarget, binder.Type, delegateFactory) ? metaBuilder.CreateMetaObject(binder) : null;
}
internal static bool TryBuildConversionToDelegate(MetaObjectBuilder /*!*/ metaBuilder, RubyMetaObject /*!*/ target, Type /*!*/ delegateType, MethodInfo /*!*/ delegateFactory)
{
if (!typeof(Delegate).IsAssignableFrom(delegateType) || delegateType.GetMethod("Invoke") == null)
{
return(false);
}
var type = target.Value.GetType();
metaBuilder.AddTypeRestriction(type, target.Expression);
metaBuilder.Result = delegateFactory.OpCall(AstUtils.Constant(delegateType), Ast.Convert(target.Expression, type));
return(true);
}
// TODO: convert binder
internal static DynamicMetaObject TryBindCovertToDelegate(RubyMetaObject /*!*/ target, ConvertBinder /*!*/ binder, MethodInfo /*!*/ delegateFactory)
{
var metaBuilder = new MetaObjectBuilder(target);
return(TryBuildConversionToDelegate(metaBuilder, target, binder.Type, delegateFactory) ? metaBuilder.CreateMetaObject(binder) : null);
}
