Returns a function for retrieving a contact from the given data context.
Error if a data context is not provided
the current data context
a function for retrieving a contact
Returns the contact with the given identifier.
the limiter defining which contact to return
the contact with the given identifier
InvalidArgumentError if no qualifier is provided or if the qualifier is invalid
Returns a function for retrieving a contact from the given data context.
Throws
Error if a data context is not provided