Elixpath.Parser.parse-exclamation-mark

You're seeing just the function parse-exclamation-mark, go back to Elixpath.Parser module for more information.
Link to this function

parse!(str_or_path, opts \\ [])

Specs

parse!(String.t() | Elixpath.t(), [option()]) :: Elixpath.t() | no_return()

Parses an Elixpath expression. Raises on error. See parse/2 for available options.