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authorLudovic Courtès <ludo@gnu.org>2015-06-11 22:57:33 +0200
committerLudovic Courtès <ludo@gnu.org>2015-06-11 23:33:32 +0200
commit8a16d064fa265c449d136ff6c3d3267e314cde8d (patch)
treeb564649d1a1e3fd704a5a9efe0cfa5f421252df6 /tests/records.scm
parent792798f48647ef664cfe6fdd7ff313901e383f6c (diff)
downloadpatches-8a16d064fa265c449d136ff6c3d3267e314cde8d.tar
patches-8a16d064fa265c449d136ff6c3d3267e314cde8d.tar.gz
records: Add support for 'innate' fields.
* guix/records.scm (make-syntactic-constructor): Add #:innate parameter. [record-inheritance]: Honor it. [innate-field?]: New procedure. (define-record-type*)[innate-field?]: New procedure. Pass #:innate to 'make-syntactic-constructor'. * tests/records.scm ("define-record-type* & inherit & innate", "define-record-type* & thunked & innate"): New tests.
Diffstat (limited to 'tests/records.scm')
-rw-r--r--tests/records.scm30
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/records.scm b/tests/records.scm
index a00e38db7d..6346c154cd 100644
--- a/tests/records.scm
+++ b/tests/records.scm
@@ -90,6 +90,20 @@
(match b (($ <foo> 1 2) #t))
(equal? b c)))))
+(test-assert "define-record-type* & inherit & innate"
+ (begin
+ (define-record-type* <foo> foo make-foo
+ foo?
+ (bar foo-bar (innate) (default 42)))
+ (let* ((a (foo (bar 1)))
+ (b (foo (inherit a)))
+ (c (foo (inherit a) (bar 3)))
+ (d (foo)))
+ (and (match a (($ <foo> 1) #t))
+ (match b (($ <foo> 42) #t))
+ (match c (($ <foo> 3) #t))
+ (match d (($ <foo> 42) #t))))))
+
(test-assert "define-record-type* & thunked"
(begin
(define-record-type* <foo> foo make-foo
@@ -139,6 +153,22 @@
(parameterize ((mark (cons 'a 'b)))
(eq? (foo-baz y) (mark))))))))
+(test-assert "define-record-type* & thunked & innate"
+ (let ((mark (make-parameter #f)))
+ (define-record-type* <foo> foo make-foo
+ foo?
+ (bar foo-bar (thunked) (innate) (default (mark)))
+ (baz foo-baz (default #f)))
+
+ (let* ((x (foo (bar 42)))
+ (y (foo (inherit x) (baz 'unused))))
+ (and (procedure? (struct-ref x 0))
+ (equal? (foo-bar x) 42)
+ (parameterize ((mark (cons 'a 'b)))
+ (eq? (foo-bar y) (mark)))
+ (parameterize ((mark (cons 'a 'b)))
+ (eq? (foo-bar y) (mark)))))))
+
(test-assert "define-record-type* & delayed"
(begin
(define-record-type* <foo> foo make-foo