add racc

packages/ruby-nokogiri/package.py

@@ -17,5 +17,5 @@ class RubyNokogiri(RubyPackage):
     version('1.12.5', sha256='2b20905942acc580697c8c496d0d1672ab617facb9d30d156b3c7676e67902ec', expand=False)
 
     depends_on('ruby@2.5.0:', type=('build', 'run'))
-    depends_on('ruby-rake@13.0.0:', type=('build'))
+    depends_on('ruby-racc@1.8.1:', type=('build','run'))
     depends_on('ruby-mini-portile2@2.6.1', type=('build', 'run'))

packages/ruby-racc/package.py

@@ -0,0 +1,16 @@
+# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+
+class RubyRacc(RubyPackage):
+    """ Racc is an LALR(1) parser generator. 
+        It is written in Ruby itself, and generates Ruby program."""
+
+    homepage = "https://rubygems.org/gems/racc"
+    url      = "https://rubygems.org/downloads/racc-1.8.1.gem"
+
+    version('1.8.1', sha256='54f2e6d1e1b91c154013277d986f52a90e5ececbe91465d29172e49342732b98', expand=False)
+
+    depends_on('ruby@2.5.0:', type=('build', 'run'))