hex

Convert integers to and from hexadecimal strings in Gren.

This project is a Gren port of rtfeldman/elm-hex.

-- Convert a hexdecimal string such as "abc94f" to a decimal integer.

Hex.fromString "a5" == Ok 165
Hex.fromString "hat" == Err "invalid hexadecimal string"


-- Convert a decimal integer to a hexdecimal string such as `"abc94f"`.

Hex.toString 165 == "a5"