From ed904c38852af41966e9ea8836ce9c5d302b081f Mon Sep 17 00:00:00 2001
From: Steve Brown <steve@zergsoft.com>
Date: Tue, 3 Mar 2020 05:44:00 +0900
Subject: [PATCH] updated bundler, rake, simplecov versions, updated tests to
 match, removed unused variables

---
 .ruby-version          | 1 +
 dns-zone.gemspec       | 6 +++---
 lib/dns/zone.rb        | 2 --
 test/rr/record_test.rb | 2 +-
 4 files changed, 5 insertions(+), 6 deletions(-)
 create mode 100644 .ruby-version

diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000..24ba9a3
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+2.7.0
diff --git a/dns-zone.gemspec b/dns-zone.gemspec
index e9ac75b..f8ae27f 100644
--- a/dns-zone.gemspec
+++ b/dns-zone.gemspec
@@ -24,10 +24,10 @@ spec = Gem::Specification.new do |s|
   # cross platform gem dependencies
   #s.add_dependency('gli')
   #s.add_dependency('paint')
-  s.add_development_dependency('bundler',        '~> 1.0')
-  s.add_development_dependency('rake',           '>= 9.0')
+  s.add_development_dependency('bundler',        '~> 2.0')
+  s.add_development_dependency('rake',           '>= 13.0')
   s.add_development_dependency('minitest',       '~> 5.0')
-  s.add_development_dependency('simplecov',      '~> 0.7.1')
+  s.add_development_dependency('simplecov',      '~> 0.18')
   s.add_development_dependency('yard',           '~> 0.8')
   s.add_development_dependency('inch',           '~> 0.6')
   s.add_development_dependency('guard-minitest', '~> 2.0')
diff --git a/lib/dns/zone.rb b/lib/dns/zone.rb
index 8e6fcee..991ef34 100644
--- a/lib/dns/zone.rb
+++ b/lib/dns/zone.rb
@@ -131,7 +131,6 @@ def self.extract_entries(string)
       #     with a ";" (semicolon). 
 
       entries = []
-      mode = :line
       entry = ''
 
       parentheses_ref_count = 0
@@ -151,7 +150,6 @@ def self.extract_entries(string)
         has_quotes = quotes > 0
 
         parentheses = entry.count('()')
-        has_parentheses = parentheses > 0
 
         if has_quotes
           character_strings = entry.scan(/("(?:[^"\\]+|\\.)*")/).join(' ')
diff --git a/test/rr/record_test.rb b/test/rr/record_test.rb
index 3be879b..be225dc 100644
--- a/test/rr/record_test.rb
+++ b/test/rr/record_test.rb
@@ -5,7 +5,7 @@ class RR_Record_Test < DNS::Zone::TestCase
   def test_rr_record_defaults
     rr = DNS::Zone::RR::Record.new
     assert_equal '@', rr.label, 'label is @, by default'
-    assert_equal nil, rr.ttl, 'ttl is nil, by default'
+    assert_nil rr.ttl, 'ttl is nil, by default'
   end
 
   def test_rr_record_with_label