     all- -container- ; inline
 
 : each ( ... container quot: ( ... x -- ... ) -- ... ) container- -each ; inline
+
+INSTANCE: finite-stream-cursor container
+
+M: finite-stream-cursor begin-cursor ; inline
+M: finite-stream-cursor end-cursor drop end-of-stream ; inline
 
 !
 ! sequence cursor

! (c)2010 Joe Groff bsd license
USING: accessors arrays assocs combinators.short-circuit fry
hashtables kernel locals math math.functions sequences ;
FROM: sequences.private => nth-unsafe set-nth-unsafe ;
FROM: hashtables.private => tombstone? ;
IN: cursors

: 2all- ( a b quot -- begin end quot )
    [ 2all ] dip ; inline

ALIAS: -2container- -assoc-

: 2container- ( a b quot -- begin end quot' )
    2all- -2container- ; inline
