code: func NewMemoryConfigurationSource() MemorySource {
  	memoryConfigSource := new(MemoryConfigurationSource)
  	memoryConfigSource.priority = memoryVariableSourcePriority
  	memoryConfigSource.Configurations = make(map[string]interface{})
  	memoryConfigSource.CallbackCheck = make(chan bool)
  	return memoryConfigSource
  }
docs: //NewMemoryConfigurationSource initializes all necessary components for memory configuration