Creates a call to the repo class

gistfile1.rb

def create_repo_method_call(method_name)
  repo_call = CodeMethodInvokeExpression.new()
  repo_call.Method = CodeMethodReferenceExpression.new(
    	CodeTypeReferenceExpression.new( CodeTypeReference.new("_repo")),
    	method_name, 
    	@code_type_ref_of_model.ToArray)
  repo_call
end