diff options
| author | Darren Bane <dbane@tilde.institute> | 2020-05-16 00:53:00 +0100 |
|---|---|---|
| committer | Darren Bane <dbane@tilde.institute> | 2020-05-16 00:53:00 +0100 |
| commit | 9e46aa07a574762db4bc14fd98eca81c4f323f7f (patch) | |
| tree | 8cd16d173bb2fc1ef4e50434209769c35d694ff3 /dbc.lsp | |
| parent | c066ab2a55a069802009568a051673b3505503d4 (diff) | |
| download | lsp-9e46aa07a574762db4bc14fd98eca81c4f323f7f.tar.gz | |
More playing around
Diffstat (limited to 'dbc.lsp')
| -rw-r--r-- | dbc.lsp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/dbc.lsp b/dbc.lsp new file mode 100644 index 0000000..3429896 --- /dev/null +++ b/dbc.lsp @@ -0,0 +1,11 @@ +;; Ported from https://rosettacode.org/wiki/Assertions_in_design_by_contract#Eiffel +(require "contract") +;; (set-dynamic *use-contract* nil) +(defcontract average-of-absolutes (values) + (:in () + (> (length values) 0)) + (:out (res) + (>= res 0)) + (quotient (reduce #'+ (map '<list> #'abs values)) (length values))) +;; (average-of-absolutes '(1 3)) +;; (average-of-absolutes '()) |