From e02b30a111d9ace05d2d4a770651d96c201400c7 Mon Sep 17 00:00:00 2001
From: Claudio Bley <cbley@exa-online.de>
Date: Fri, 4 Jan 2019 11:40:16 +0100
Subject: [PATCH] Drop support for Ruby 2.2

It reached EOL on 20th Jun 2018 and no longer receives patches.

* set required Ruby version to >= 2.3 in spec file
* set rubocop's TargetRubyVersion to 2.3 and fix all the offenses
---
 .rubocop.yml            | 2 +-
 .travis.yml             | 1 -
 colorls.gemspec         | 2 +-
 exe/colorls             | 1 +
 lib/colorls.rb          | 2 ++
 lib/colorls/core.rb     | 2 ++
 lib/colorls/fileinfo.rb | 2 ++
 lib/colorls/flags.rb    | 4 +++-
 lib/colorls/git.rb      | 2 ++
 lib/colorls/monkeys.rb  | 2 ++
 lib/colorls/version.rb  | 4 +++-
 lib/colorls/yaml.rb     | 2 ++
 12 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/.rubocop.yml b/.rubocop.yml
index 4712ddd..484dbb6 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -8,7 +8,7 @@ AllCops:
     - 'lib/yaml/*'
     - 'lib/**/*.sh'
   DisplayCopNames: true
-  TargetRubyVersion: 2.2
+  TargetRubyVersion: 2.3
 
 # Preferred codebase style ---------------------------------------------
 
diff --git a/.travis.yml b/.travis.yml
index aaaf92e..64c9aaa 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,6 @@ cache:
   bundler
 
 rvm:
-  - '2.2'
   - '2.3'
   - '2.4'
   - '2.5'
diff --git a/colorls.gemspec b/colorls.gemspec
index 3f93c8b..505748f 100644
--- a/colorls.gemspec
+++ b/colorls.gemspec
@@ -33,7 +33,7 @@ Gem::Specification.new do |spec|
   spec.homepage      = 'https://github.com/athityakumar/colorls'
   spec.license       = 'MIT'
 
-  spec.required_ruby_version = '>= 2.2.0'
+  spec.required_ruby_version = '>= 2.3.0'
 
   spec.files         = `git ls-files -z`.split("\x0").reject do |f|
     f.match(%r{^(test|spec|features)/})
diff --git a/exe/colorls b/exe/colorls
index 1f52943..e7ad5f3 100755
--- a/exe/colorls
+++ b/exe/colorls
@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
 
 require 'colorls'
 
diff --git a/lib/colorls.rb b/lib/colorls.rb
index c1af739..eec01cc 100644
--- a/lib/colorls.rb
+++ b/lib/colorls.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'yaml'
 require 'etc'
 require 'English'
diff --git a/lib/colorls/core.rb b/lib/colorls/core.rb
index f4a4928..1ce4459 100644
--- a/lib/colorls/core.rb
+++ b/lib/colorls/core.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ColorLS
   class Core
     def initialize(input, all: false, report: false, sort: false, show: false,
diff --git a/lib/colorls/fileinfo.rb b/lib/colorls/fileinfo.rb
index 8f00639..4d8045e 100644
--- a/lib/colorls/fileinfo.rb
+++ b/lib/colorls/fileinfo.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'forwardable'
 
 module ColorLS
diff --git a/lib/colorls/flags.rb b/lib/colorls/flags.rb
index 022855a..8461703 100644
--- a/lib/colorls/flags.rb
+++ b/lib/colorls/flags.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'optparse'
 require 'colorls/version'
 require 'ostruct'
@@ -42,7 +44,7 @@ module ColorLS
         begin
           next STDERR.puts "\n   Specified path '#{path}' doesn't exist.".colorize(:red) unless File.exist?(path)
 
-          puts '' if i > 0
+          puts '' if i.positive?
           puts "\n#{path}:" if Dir.exist?(path) && @args.size > 1
           Core.new(path, @opts).ls
         rescue SystemCallError => e
diff --git a/lib/colorls/git.rb b/lib/colorls/git.rb
index 180a99d..0e8f05a 100644
--- a/lib/colorls/git.rb
+++ b/lib/colorls/git.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ColorLS
   module Git
     def self.status(repo_path)
diff --git a/lib/colorls/monkeys.rb b/lib/colorls/monkeys.rb
index e5deea6..454478c 100644
--- a/lib/colorls/monkeys.rb
+++ b/lib/colorls/monkeys.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class String
   def colorize(color)
     self.color(color.to_sym)
diff --git a/lib/colorls/version.rb b/lib/colorls/version.rb
index a61aa62..6331e75 100644
--- a/lib/colorls/version.rb
+++ b/lib/colorls/version.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ColorLS
-  VERSION = '1.1.1'.freeze
+  VERSION = '1.1.1'
 end
diff --git a/lib/colorls/yaml.rb b/lib/colorls/yaml.rb
index e5797ec..81b2457 100644
--- a/lib/colorls/yaml.rb
+++ b/lib/colorls/yaml.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ColorLS
   class Yaml
     def initialize(filename)