Plymio.Fontais is a foundation / support package for the Plymio and Harnais package families

Functions for Quoted Forms (Asts)

Guards (Kernel.defguard/1)

Functions for Managing Keyword Options (“opts”)

Macros for Custom Option (“opts”) Accessors and Mutators

Functions for Result Patterns: {:ok, value} or {:error, error}

The BadKeyError Exception is a general pupose exception to signal that one or more key(s) in term are invalid in some way