/// <summary>
/// Sets an instance for a binding.
/// </summary>
/// <param name="binding">The binding to set an instance for.</param>
/// <param name="instance">The instance to set.</param>
/// <param name="type">The type to set the instance for.</param>
/// <param name="name">The name to set the instance for.</param>
internal void SetInstance(IBinding binding, object instance, Type type, string name)
{
if (instance == null)
{
throw new InvalidOperationException($"Attempted to bind null to instance for binding of type {binding.BaseType}");
}
else if (name != null)
{
if (!InstanceCache.IsCached(type, name))
{
InstanceCache.Cache(instance, type, name);
}
else
{
throw new InvalidOperationException($"Binding for type {binding.BaseType} with name {binding.Name} attempts to override cached instance for {type}.");
}
}
else
{
if (!InstanceCache.IsCached(type))
{
InstanceCache.Cache(instance, type);
}
else
{
throw new InvalidOperationException($"Binding for type {binding.BaseType} attempts to override cached instance for {type}.");
}
}
}
/// <summary>
/// Checks if a binding is cached, either named or unnamed.
/// </summary>
/// <param name="type">The type to check if bindings exist for.</param>
/// <param name="name">The name to check for bindings of.</param>
/// <returns><c>true</c> if the type is cached, otherwise <c>false</c>.</returns>
internal bool IsCached(Type type, string name)
{
return(name != null? //
InstanceCache.IsCached(type, name) : //
InstanceCache.IsCached(type));
}
