Config.Reader.read_imports-exclamation-mark

You're seeing just the function read_imports-exclamation-mark, go back to Config.Reader module for more information.
Link to this function

read_imports!(file, opts \\ [])

View Source (since 1.9.0)

Specs

read_imports!(Path.t(), keyword()) :: {keyword(), [Path.t()]}

Reads the given configuration file and returns the configuration with its imports.

Accepts the same options as read!/2. Although note the :imports option cannot be disabled in read_imports!/2.