primitive val StringLogger
new val create() : StringLogger val^
fun box apply(
  level: (Fine val | Info val | Warn val | 
    Error val),
  out: OutStream tag,
  formatter: LogFormatter val = reference)
: Logger[String val] val
 fun box eq( that: StringLogger val) : Bool val
fun box ne( that: StringLogger val) : Bool val
    © 2016-2018, The Pony Developers
© 2014-2015, Causality Ltd.
Licensed under the BSD 2-Clause License.
    https://stdlib.ponylang.io/logger-StringLogger