gnu: ruby-yard: Update to 0.9.6.

* gnu/packages/ruby.scm (ruby-yard): Update to 0.9.6.
[source]: Use 'GitHub' source.
[arguments]: Run tests without 'Rakefile'.
[native-inputs]: Replace 'ruby-rspec-2' with ruby-rspec'.
* gnu/packages/patches/ruby-yard-fix-skip-of-markdown-tests.patch: Delete
file.
* gnu/local.mk (dist_patch_DATA): Remove it.

gnu/local.mk

@@ -844,7 +844,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/ruby-puma-ignore-broken-test.patch       \
   %D%/packages/patches/ruby-rack-ignore-failing-test.patch      \
   %D%/packages/patches/ruby-tzinfo-data-ignore-broken-test.patch\
-  %D%/packages/patches/ruby-yard-fix-skip-of-markdown-tests.patch \
   %D%/packages/patches/sed-hurd-path-max.patch			\
   %D%/packages/patches/scheme48-tests.patch			\
   %D%/packages/patches/scotch-test-threading.patch		\

gnu/packages/patches/ruby-yard-fix-skip-of-markdown-tests.patch

@@ -1,17 +0,0 @@
-The tests currently fail due to use of 'skip' rather than 'pending' to skip a
-test usually not skipped by upstream.  This patch has been proposed upstream
-at https://github.com/lsegal/yard/pull/1033
-
-diff --git a/spec/templates/helpers/html_helper_spec.rb b/spec/templates/helpers/html_helper_spec.rb
-index 84624c3..9c4fc2b 100644
---- a/spec/templates/helpers/html_helper_spec.rb
-+++ b/spec/templates/helpers/html_helper_spec.rb
-@@ -184,7 +184,7 @@ describe YARD::Templates::Helpers::HtmlHelper do
-     it "creates tables (markdown specific)" do
-       log.enter_level(Logger::FATAL) do
-         unless markup_class(:markdown).to_s == "RedcarpetCompat"
--          skip "This test depends on a markdown engine that supports tables"
-+          pending "This test depends on a markdown engine that supports tables"
-         end
-       end
- 

gnu/packages/ruby.scm

@@ -3049,35 +3049,31 @@ features such as filtering and fine grained logging.")
     (license license:expat)))
 
 (define-public ruby-yard
-  ;; Use git reference because gem is >100 commits out of date and the tests
-  ;; do not pass with the released gem.
-  (let ((commit "d816482a0d4850506c3bcccc9434550c536c28c6"))
   (package
     (name "ruby-yard")
-      (version (string-append "0.9.5-1." (string-take commit 8)))
+    (version "0.9.6")
     (source
      (origin
-         (method git-fetch)
-         (uri (git-reference
-               (url "https://github.com/lsegal/yard.git")
-               (commit commit)))
-         (file-name (string-append name "-" version "-checkout"))
+       (method url-fetch)
+       ;; Tests do not pass if we build from the distributed gem.
+       (uri (string-append "https://github.com/lsegal/yard/archive/v"
+                           version "tar.gz"))
+       (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-           "1j16c85x22if7y0fzi3c900p9wzkx2riq1y7vsj92a0zvwsxai4i"))
-         (patches (search-patches "ruby-yard-fix-skip-of-markdown-tests.patch"))))
+         "0rsz4bghgx7fryzyhlz8wlnd2m9xgyvf1xhrq58mnzfrrfm41bdg"))))
     (build-system ruby-build-system)
     (arguments
-       `(#:test-target "spec"
-         #:phases
+     `(#:phases
        (modify-phases %standard-phases
-           (add-before 'check 'set-HOME-and-disable-failing-test
+         (replace 'check
            (lambda _
              ;; $HOME needs to be set to somewhere writeable for tests to run
              (setenv "HOME" "/tmp")
-               #t)))))
+             ;; Run tests without using 'rake' to avoid dependencies.
+             (zero? (system* "rspec")))))))
     (native-inputs
-       `(("ruby-rspec" ,ruby-rspec-2)
+     `(("ruby-rspec" ,ruby-rspec)
        ("ruby-rack" ,ruby-rack)))
     (synopsis "Documentation generation tool for Ruby")
     (description
@@ -3086,7 +3082,7 @@ language.  It enables the user to generate consistent, usable documentation
 that can be exported to a number of formats very easily, and also supports
 extending for custom Ruby constructs such as custom class level definitions.")
     (home-page "http://yardoc.org")
-      (license license:expat))))
+    (license license:expat)))
 
 (define-public ruby-clap
   (package