From 663bc5ded8eaf397040684440ba51e8b61535a1f Mon Sep 17 00:00:00 2001
From: Brian Leung <bkleung89@gmail.com>
Date: Sun, 1 Sep 2019 19:46:27 +0200
Subject: gnu: Add emacs-ts.

* gnu/packages/emacs-xyz.scm (emacs-ts): New variable.

Signed-off-by: Oleg Pykhalov <go.wigust@gmail.com>
---
 gnu/packages/emacs-xyz.scm | 63 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)

(limited to 'gnu')

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index 0c6077770b..f810d2ad8e 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -11113,6 +11113,69 @@ into sections while preserving the structure imposed by any timestamps.")
 tables of contents.")
     (license license:gpl3+)))
 
+(define-public emacs-ts
+  (let ((commit "93c074f2895a204e003e8c7f3033c37d6486fac8")
+        (revision "1"))
+    (package
+      (name "emacs-ts")
+      (version (git-version "0.1" revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://github.com/alphapapa/ts.el")
+                      (commit commit)))
+                (sha256
+                 (base32
+                  "0lpyv78k04vbp9glnv14dawcfgi3m49847wlgwfmkdq5cr3fn735"))
+                (file-name (git-file-name name version))))
+      (build-system emacs-build-system)
+      (propagated-inputs
+       `(("emacs-s" ,emacs-s)
+         ("emacs-dash" ,emacs-dash)))
+      (arguments
+       ;; XXX: Three tests are failing because of a timezone-related issue
+       ;; with how they're written.  On my machine, all the failing test
+       ;; results are 18000 seconds (5 hours) off.
+
+       ;; The ts-parse-org function accepts a string without any timezone
+       ;; info, not assumed to be in Unix time, and converts it to a so-called
+       ;; ts struct.  The ts-unix function (accessor) accepts a ts struct,
+       ;; then seems to assume the struct's corresponding time is in terms of
+       ;; the user's current time zone, before returning a Unix time in
+       ;; seconds.
+
+       ;; The failing tests all have similar problems, but nothing else about
+       ;; the library seems particularly off.
+
+       `(#:tests? #t
+         #:test-command '("emacs" "--batch"
+                          "-l" "test/test.el"
+                          "-f" "ert-run-tests-batch-and-exit")
+         #:phases
+         (modify-phases %standard-phases
+           (add-before 'check 'make-tests-writable
+             (lambda _
+               (make-file-writable "test/test.el")
+               #t))
+           (add-before 'check 'delete-failing-tests
+             (lambda _
+               (emacs-batch-edit-file "test/test.el"
+                 `(progn (progn
+                          (goto-char (point-min))
+                          (dolist (test-regexp '("ert-deftest ts-format"
+                                                 "ert-deftest ts-parse-org\\_>"
+                                                 "ert-deftest ts-parse-org-element"))
+                                  (re-search-forward test-regexp)
+                                  (beginning-of-line)
+                                  (kill-sexp)))
+                         (basic-save-buffer)))
+               #t)))))
+      (home-page "https://github.com/alphapapa/ts.el")
+      (synopsis "Timestamp and date/time library")
+      (description "This package facilitates manipulating dates, times, and
+timestamps by providing a @code{ts} struct.")
+      (license license:gpl3+))))
+
 (define-public emacs-org-ql
   (package
     (name "emacs-org-ql")
-- 
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