Test output for expand-full [ok]
Testing time: 0s
/home/mario/local/chicken-4.8.0.3/bin/csi -script run.scm < /dev/null (##core#let ((strm yy)) (##core#if (not (stream? strm)) (##core#begin (error-invalid-stream (##core#quote stream-match) strm)) (##core#let ((tmp (##core#if (stream-null? strm) (##core#let () (list (stream (stream x)))) #f))) (##core#if tmp (car tmp) (##core#let ((tmp (##core#if (stream-pair? strm) (##core#let ((temp (stream-car strm)) (strm (stream-cdr strm))) (##core#let ((ys strm) (y temp)) (list (stream-append (stream (stream-cons x yy)) (stream-map (##core#lambda (z) (stream-cons y z)) (stream-intersperse ys x)))))) #f))) (##core#if tmp (car tmp) (##core#begin (error (##core#quote stream-match) "pattern failure")))))))) (##core#if a b #f)