version 1 .
embeddedType EntityRef.RefAny .

; Assertion:
StreamConnection = <stream-connection @source #!Source @sink #!Sink @spec any>.

; Assertions:
StreamListenerReady = <stream-listener-ready @spec any>.
StreamListenerError = <stream-listener-error @spec any @message string>.

; Assertion:
StreamError = <error @message string>.

Source =
  ; Assertions:
  / <sink @controller #!Sink>
  / StreamError

  ; Messages:
  / <credit @amount CreditAmount @mode Mode>
.

Sink =
  ; Assertions:
  / <source @controller #!Source>
  / StreamError

  ; Messages:
  / <data @payload any @mode Mode>
  / <eof>
.

; Value:
CreditAmount = @count int / @unbounded =unbounded .

; Value:
Mode = =bytes / @lines LineMode / <packet @size int> / <object @description any>.
LineMode = =lf / =crlf .