Shun.Builder.reject

You're seeing just the macro reject, go back to Shun.Builder module for more information.
Link to this macro

reject(target)

View Source (macro)

Specs

reject(module() | Shun.Rule.Target.t()) :: Macro.t()

Adds an Reject rule generated with Shun.Rule.accept/1, or Reject rules generated by the preset module provided.