Reload the given module, or the current module if none was given.
— REPL Command: binding
List current bindings.
— REPL Command: in module expression
— REPL Command: in module command [args ...]
Evaluate an expression, or alternatively, execute another meta-command
in the context of a module. For example, ‘,in (foo bar) ,binding’
will show the bindings in the module (foo bar).