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| author |  Arvydas Silanskas
| 2021-08-16 23:41:17 +0300 |
|---|---|---|
| committer | Arvydas Silanskas
| 2021-08-16 23:41:17 +0300 |
| commit | e2ffca246692c28222394ce4a927cf61a7f16bc6 (patch) | |
| tree | c21b90d96db28bb944d9e5a6f64ca8e5936e6045 /srfi/assumptions.scm | |
| parent | typos (diff) | |
work
Diffstat (limited to 'srfi/assumptions.scm')
| -rw-r--r-- | srfi/assumptions.scm | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/srfi/assumptions.scm b/srfi/assumptions.scm new file mode 100644 index 0000000..86ef435 --- /dev/null +++ b/srfi/assumptions.scm @@ -0,0 +1,7 @@ +(define-syntax assume + (syntax-rules () + ((assume expression message ...) + (or expression + (error "invalid assumption" (quote expression) (list message ...)))) + ((assume . _) + (syntax-error "invalid assume syntax")))) |