public virtual ShapeableSpecified AddMember(MemberProjection mp)
{
var sk = SignatureKey.Create(mp);
_specification.Add(sk, mp);
switch (mp.MemberType)
{
case MemberTypes.Property:
object defaultValue = null;
if (Catalog.Factory.CanResolve(SpecialFactoryContexts.Prototype, mp.ReturnType))
{
defaultValue = Catalog.Factory.Resolve(SpecialFactoryContexts.Prototype, mp.ReturnType);
}
else
{
defaultValue = Activator.CreateInstance(mp.ReturnType);
}
_dynamicMembers.Add(sk, defaultValue);
break;
case MemberTypes.Method:
_dynamicMembers.Add(sk, mp.Implementation);
break;
}
return(this);
}
public virtual ShapeableSpecified AddMember(MemberProjection mp, object initialValue)
{
var sk = SignatureKey.Create(mp);
_specification.Add(sk, mp);
_dynamicMembers.Add(SignatureKey.Create(mp), initialValue);
return(this);
}
public virtual ShapeableSpecified AddMember(string name, object initialValue)
{
var sk = SignatureKey.Create(name, initialValue);
_dynamicMembers.Add(sk, initialValue);
_specification.Add(sk, new MemberProjection(name, initialValue));
return(this);
}
public override bool TryInvokeMember(InvokeMemberBinder binder, object[] args, out object result)
{
var sk = SignatureKey.Create(binder, args);
SignatureKey nested = null;
if (_nestedTargets.TryGetValue(sk, out nested))
{
var member = _dynamicMembers[nested];
try
{
result = InvocationBinding.InvokeMember(member, binder.Name, args);
}
catch (RuntimeBinderException)
{
result = null;
return(false);
}
return(this.WireUpForInterface(binder.Name, true, ref result));
}
if (_dynamicMembers.TryGetValue(sk, out result))
{
var functor = result as Delegate;
if (result == null)
{
return(false);
}
if (!binder.CallInfo.ArgumentNames.Any() && functor != null)
{
try
{
result = this.InvokeMethodDelegate(functor, args);
}
catch (RuntimeBinderException)
{
return(false);
}
}
else
{
try
{
result = InvocationBinding.Invoke(result,
TypeFactorization.MaybeRenameArguments(binder.CallInfo, args));
}
catch (RuntimeBinderException)
{
return(false);
}
}
return(this.WireUpForInterface(binder.Name, true, ref result));
}
return(this.WireUpForInterface(binder.Name, false, ref result));
}
public override bool TrySetMember(SetMemberBinder binder, object value)
{
object tOldValue;
var sk = SignatureKey.Create(binder);
SignatureKey nested = null;
if (_nestedTargets.TryGetValue(sk, out nested))
{
var member = _dynamicMembers[nested];
InvocationBinding.InvokeSet(member, binder.Name, value);
}
else if (!_dynamicMembers.TryGetValue(sk, out tOldValue) || value != tOldValue)
{
_dynamicMembers[sk] = value;
}
return(true);
}
public virtual ShapeableSpecified ExposeMemberInner(string memberName, Type memberType, MemberProjection mp)
{
if (!_memberNames.Contains(memberName))
{
throw new ArgumentException(
string.Format("ShapeableSpecified cannot expose part of member {0}, that member doesn't exist.",
memberName));
}
var sk = SignatureKey.Create(mp);
switch (mp.MemberType)
{
case MemberTypes.Property:
{
var pi = memberType.GetProperty(mp.Name);
if (null == pi)
{
throw new ArgumentException(string.Format("Member {0} does not have property {1}",
memberName, mp.Name));
}
}
break;
case MemberTypes.Method:
{
var mi = memberType.GetMethod(mp.Name, mp.ArgumentTypes.ToArray());
if (null == mi)
{
throw new ArgumentException(string.Format("Member {0} does not have property {1}",
memberName, mp.Name));
}
}
break;
}
_nestedTargets.Add(sk, SignatureKey.Create(memberName, memberType));
mp.NestedName = memberName;
_specification.Add(sk, mp);
_memberNames.Add(memberName);
return(this);
}
public override bool TryGetMember(GetMemberBinder binder, out object result)
{
var sk = SignatureKey.Create(binder);
SignatureKey nested = null;
if (_nestedTargets.TryGetValue(sk, out nested))
{
var member = _dynamicMembers[nested];
result = InvocationBinding.InvokeGet(member, binder.Name);
return(this.WireUpForInterface(binder.Name, true, ref result));
}
if (_dynamicMembers.TryGetValue(sk, out result))
{
return(this.WireUpForInterface(binder.Name, true, ref result));
}
result = null;
return(this.WireUpForInterface(binder.Name, false, ref result));
}
public virtual ShapeableSpecified AddMember(string name, Type type, string protoTypeFactoryContext = null)
{
if (String.IsNullOrEmpty(protoTypeFactoryContext))
{
protoTypeFactoryContext = SpecialFactoryContexts.Prototype.ToString();
}
var sk = SignatureKey.Create(name, type);
object instancePrototype = null;
if (Catalog.Factory.CanResolve(protoTypeFactoryContext, type))
{
instancePrototype = Catalog.Factory.Resolve(protoTypeFactoryContext, type);
}
else
{
instancePrototype = Activator.CreateInstance(type);
}
_dynamicMembers.Add(sk, instancePrototype);
_specification.Add(sk, new MemberProjection(name, type));
return(this);
}
