renderParamError (InvalidParam var val) = T.unwords [
    "invalid parameter"
  , var
  , ": failed to parse"
  , val
  ]
renderParamError (InvalidParam var val) = T.unwords [
    "invalid parameter"
  , var
  , ": failed to parse"
  , val
  ]
renderParamError (InvalidParam var val) = T.unwords [
    "invalid parameter"
  , var
  , ": failed to parse"
  , val
  ]