PropCheck.BasicTypes.atom

You're seeing just the function atom, go back to PropCheck.BasicTypes module for more information.

Specs

atom() :: type()

All atoms.

All atoms used internally by PropEr start with a :$ , so such atoms will never be produced as instances of this type. You should also refrain from using such atoms in your code, to avoid a potential clash. Instances shrink towards the empty atom, :"".