diff options
Diffstat (limited to 'samples/list.slam')
| -rw-r--r-- | samples/list.slam | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/samples/list.slam b/samples/list.slam new file mode 100644 index 0000000..c0fa5da --- /dev/null +++ b/samples/list.slam @@ -0,0 +1,27 @@ +define prepend + $prepend_val ! + $prepend_phrase ! + '[ $prepend_val @ $prepend_phrase @ unphrase '] phrase + $prepend_val forget $prepend_phrase forget + ; + +define append + $append_val ! + $append_phrase ! + '[ $append_phrase @ unphrase $append_val @ '] phrase + $append_val forget $append_phrase forget + ; + +define stack-empty? stack-size 0 eq? ; + +define .. + [ stack-empty? not ] + [ . ] loop + ; + +[ 2 3 ] 1 prepend . +[ 2 3 ] 4 append . +[ 1 2 3 ] pop $1 ! pop $2 ! pop $3 ! +$1 ? +$2 ? +$3 ? |