diff options
Diffstat (limited to 'guix/records.scm')
| -rw-r--r-- | guix/records.scm | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/guix/records.scm b/guix/records.scm index 13463647c8..1f097c7108 100644 --- a/guix/records.scm +++ b/guix/records.scm @@ -592,13 +592,16 @@ found." (define-syntax match-record-inner (lambda (s) (syntax-case s () - ((_ record type (field rest ...) body ...) - #`(let-syntax ((field-offset (syntax-rules () + ((_ record type ((field variable) rest ...) body ...) + #'(let-syntax ((field-offset (syntax-rules () ((_ f) (lookup-field field 0 f))))) (let* ((offset (type map-fields field-offset)) - (field (struct-ref record offset))) + (variable (struct-ref record offset))) (match-record-inner record type (rest ...) body ...)))) + ((_ record type (field rest ...) body ...) + ;; Redirect to the canonical form above. + #'(match-record-inner record type ((field field) rest ...) body ...)) ((_ record type () body ...) #'(begin body ...))))) |