ᯓ𝘁𝗿𝗮𝘃𝗲𝗿𝘀𝗮𝗯𝗹𝗲/𝘀𝗰𝗵𝗲𝗺𝗮-𝗲𝗿𝗿𝗼𝗿𝘀

Convert a traversable schema into a validation function that returns an array of actionable errors, or an empty array if validation was successful.