From a1906758c31036c30f8c11703daa4202adde8dac Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Thu, 17 Jul 2014 16:45:45 +0200 Subject: records: Report unknown field names in inheriting forms. * guix/records.scm (define-record-type*)[record-inheritance]: Check for unexpected field names. * tests/records.scm ("define-record-type* with let* behavior"): Return #t, not *unspecified*. ("define-record-type* & inherit & extra initializers"): New test. --- guix/records.scm | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'guix') diff --git a/guix/records.scm b/guix/records.scm index e60732dd43..cd887b77ce 100644 --- a/guix/records.scm +++ b/guix/records.scm @@ -69,6 +69,14 @@ (define (field-inherited-value f) field+value) car)) + ;; Make sure there are no unknown field names. + (let* ((fields (map (compose car syntax->datum) + field+value)) + (unexpected (lset-difference eq? fields 'expected))) + (when (pair? unexpected) + (record-error 'name s "extraneous field initializers ~a" + unexpected))) + #`(make-struct type 0 #,@(map (lambda (field index) (or (field-inherited-value field) -- cgit v1.2.3