29 lines
482 B
Markdown
29 lines
482 B
Markdown
# Dozens
|
|
|
|
how many dozens?
|
|
|
|
## About
|
|
|
|
This document is a valid literate style retro forth program. You can execute it with `retro dozens.md`, or include it in a file or in the repl with `'dozens.md include`.
|
|
|
|
## Contents
|
|
|
|
~~~
|
|
:dozens (n-n) #12 * ;
|
|
~~~
|
|
|
|
That's it. That's the whole thing.
|
|
|
|
## Testing
|
|
|
|
Run the test with `retro -t Dozens.forth`:
|
|
|
|
```
|
|
'GROSS_CHECK s:put nl
|
|
'12_dozens_should_be_144 s:put nl
|
|
|
|
#12 dozens
|
|
dup #144 eq? [ 'PASS s:put ] [ 'FAIL s:put ] choose
|
|
sp n:put
|
|
```
|