summaryrefslogtreecommitdiff
path: root/guix
diff options
context:
space:
mode:
Diffstat (limited to 'guix')
-rw-r--r--guix/gexp.scm13
1 files changed, 12 insertions, 1 deletions
diff --git a/guix/gexp.scm b/guix/gexp.scm
index 45cd5869f7..0d0b661c65 100644
--- a/guix/gexp.scm
+++ b/guix/gexp.scm
@@ -1005,6 +1005,15 @@ references; otherwise, return only non-native references."
(target (%current-target-system)))
"Return (monadically) the sexp corresponding to EXP for the given OUTPUT,
and in the current monad setting (system type, etc.)"
+ (define (self-quoting? x)
+ (letrec-syntax ((one-of (syntax-rules ()
+ ((_) #f)
+ ((_ pred rest ...)
+ (or (pred x)
+ (one-of rest ...))))))
+ (one-of symbol? string? keyword? pair? null? array?
+ number? boolean?)))
+
(define* (reference->sexp ref #:optional native?)
(with-monad %store-monad
(match ref
@@ -1034,8 +1043,10 @@ and in the current monad setting (system type, etc.)"
#:target target)))
;; OBJ must be either a derivation or a store file name.
(return (expand thing obj output)))))
- (($ <gexp-input> x)
+ (($ <gexp-input> (? self-quoting? x))
(return x))
+ (($ <gexp-input> x)
+ (raise (condition (&gexp-input-error (input x)))))
(x
(return x)))))