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-rw-r--r--module/crypto.scm4
1 files changed, 3 insertions, 1 deletions
diff --git a/module/crypto.scm b/module/crypto.scm
index 79eaaf89..477014e9 100644
--- a/module/crypto.scm
+++ b/module/crypto.scm
@@ -22,7 +22,9 @@
(define bv
(cond ((bytevector? msg) msg)
((string? msg) (string->utf8 msg))
- (else (throw 'value-error "Invalid type"))))
+ (else (scm-error 'wrong-type-arg "sha256"
+ "Wrong type argument. Expected string or bytevector, got ~s"
+ (list msg) (list msg)))))
(SHA256 ((@ (system foreign) bytevector->pointer) bv)
(bytevector-length bv)
((@ (system foreign) bytevector->pointer) md))