muuntaja.util
assoc-assoc
(assoc-assoc m k1 k2 v)slurp-to-bytes
(slurp-to-bytes in)some-value
(some-value pred c)throw!
(throw! formats format message)(assoc-assoc m k1 k2 v)(slurp-to-bytes in)(some-value pred c)(throw! formats format message)