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authorNicolas Petton <nicolas@petton.fr>2015-05-01 19:30:56 +0200
committerNicolas Petton <nicolas@petton.fr>2015-05-01 19:33:40 +0200
commitc856843f6b83d4578e7fab3d9821802f2a542540 (patch)
tree4e4e2f43fb72bc7a83ff9c1b283d8048fa7a2579 /test
parentb0481de73be9fb7c4839340de2b494f19041130a (diff)
downloademacs-seq-let.tar.gz
New macro seq-let, providing destructuring support to seq.elseq-let
* lisp/emacs-lisp/seq.el (seq-let): New macro. `seq-let' is similar to `cl-destructuring-bind' but works on all sequence types supported by `seq.el'. Bump version number to 1.6. * test/automated/seq-tests.el: Add tests for seq-let. * doc/lispref/sequences.texi: Add documentation for seq-let.
Diffstat (limited to 'test')
-rw-r--r--test/automated/seq-tests.el17
1 files changed, 17 insertions, 0 deletions
diff --git a/test/automated/seq-tests.el b/test/automated/seq-tests.el
index 7f6e06cc4b6..e1e8ae002d0 100644
--- a/test/automated/seq-tests.el
+++ b/test/automated/seq-tests.el
@@ -276,5 +276,22 @@ Evaluate BODY for each created sequence.
(v2 [2 4 6]))
(should (seq-empty-p (seq-difference v1 v2)))))
+(ert-deftest test-seq-let ()
+ (with-test-sequences (seq '(1 2 3 4))
+ (seq-let (a b c d e) seq
+ (should (= a 1))
+ (should (= b 2))
+ (should (= c 3))
+ (should (= d 4))
+ (should (null e))))
+ (let ((seq '(1 (2 (3 (4))))))
+ (seq-let (_ (_ (_ (a)))) seq
+ (should (= a 4))))
+ (let (seq)
+ (seq-let (a b c) seq
+ (should (null a))
+ (should (null b))
+ (should (null c)))))
+
(provide 'seq-tests)
;;; seq-tests.el ends here