# Functions
NewExecutor creates a new Executor.
# Constants
CommandQuit is the command for exit from Interactive mode.
CommandsResponseSeparator is symbols that is written between responses of several commands if more than one command was called.
# Variables
ErrCommandEmpty is returned when executed command length equal 0.
ErrEmptyAddress is returned when executed command without setting address in single mode.
ErrEmptyPassword is returned when executed command without setting password in single mode.
# Interfaces
ExecuteCloser is the interface that groups Execute and Close methods.