public override DynamicMetaObject FallbackInvokeMember(DynamicMetaObject target, DynamicMetaObject[] args, DynamicMetaObject errorSuggestion)
{
int offset = CallInfo.ArgumentCount - CallInfo.ArgumentNames.Count;
for (int argIx = 0; argIx < args.Length; argIx++)
{
// レシーバとその助詞を探す。
var arg = args[argIx];
if (arg.Value == null)
{
continue;
}
//if ((arg.Value is IProduireClass) == false)
// continue;
var pType = _reference.GetProduireType(arg.LimitType);
if (pType == null)
{
continue;
}
var suffix = argIx < offset ? null : CallInfo.ArgumentNames[argIx + offset];
// 対応する動詞が存在するか探す。
bool hasVerb = pType.Verbs
.Where(v => v.Name == Name)
.Where(v => v.Complements
.Where(c => c is ReceiverComplement)
.Any(c => c.ParticleText == suffix))
.Any();
if (hasVerb)
{
return(FindVerb(argIx, args));
}
}
return(base.FallbackInvokeMember(target, args, errorSuggestion));
}
public override DynamicMetaObject FallbackGetMember(DynamicMetaObject target, DynamicMetaObject errorSuggestion)
{
var pType = _reference.GetProduireType(target.LimitType);
if (pType == null)
{
return(base.FallbackGetMember(target, errorSuggestion));
}
return
(GetProperty(target, pType) ??
GetEvent(target, pType) ??
base.FallbackGetMember(target, errorSuggestion));
}
public override DynamicMetaObject FallbackSetMember(DynamicMetaObject target, DynamicMetaObject value, DynamicMetaObject errorSuggestion)
{
var pType = _reference.GetProduireType(target.LimitType);
if (pType == null)
{
return(base.FallbackSetMember(target, value, errorSuggestion));
}
var tmpVar = Expression.Variable(typeof(object));
return(new DynamicMetaObject(
Expression.Block(
new[] { tmpVar },
Expression.Assign(tmpVar, value.Expression),
Expression.Call(
Expression.Constant(pType),
MethodInfo,
Expression.Convert(target.Expression, InstanceType),
Expression.Constant(this.Name),
tmpVar),
tmpVar),
BindingRestrictions.GetTypeRestriction(target.Expression, target.LimitType)));
}
