List.wrap
You're seeing just the function
wrap
, go back to List module for more information.
Specs
wrap(term()) :: maybe_improper_list()
Wraps term
in a list if this is not list.
If term
is already a list, it returns the list.
If term
is nil
, it returns an empty list.
Examples
iex> List.wrap("hello")
["hello"]
iex> List.wrap([1, 2, 3])
[1, 2, 3]
iex> List.wrap(nil)
[]