9 files changed, 71 insertions, 21 deletions

diff --git a/.rubocop.yml b/.rubocop.yml
index 33ec248..393726b 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,18 +1,56 @@
+---
 AllCops:
   DisplayCopNames: true
   DisplayStyleGuide: true
+  TargetRubyVersion: 2.1.0
 
 Documentation:
   Enabled: false
 
-Metrics/MethodLength:
-  Max: 20
+Layout/ExtraSpacing:
+  ForceEqualSignAlignment: true
 
-Metrics/LineLength:
-  Max: 100
+Layout/MultilineMethodCallIndentation:
+  Enabled: false
+
+Lint/AmbiguousBlockAssociation:
+  Enabled: false
 
 Metrics/AbcSize:
-  Max: 20
+  Max: 40
+
+Metrics/BlockLength:
+  Enabled: false
+
+Metrics/ClassLength:
+  Max: 200
+
+Metrics/CyclomaticComplexity:
+  Max: 15
+
+Metrics/LineLength:
+  Max: 120
+
+Metrics/MethodLength:
+  Max: 30
 
 Metrics/ParameterLists:
   Max: 10
+
+Rails:
+  Enabled: true
+
+Rails/InverseOf:
+  Enabled: false
+
+Rails/LexicallyScopedActionFilter:
+  Enabled: false
+
+Rails/SkipsModelValidations:
+  Enabled: false
+
+Rails/UnknownEnv:
+  Enabled: false
+
+Style/FormatStringToken:
+  Enabled: false
diff --git a/.ruby-version b/.ruby-version
index 0bee604..73462a5 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.3.3
+2.5.1
diff --git a/Gemfile b/Gemfile
index fa75df1..7f4f5e9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 
 gemspec
diff --git a/Rakefile b/Rakefile
index dfa86a6..fcf8b82 100644..100755
--- a/Rakefile
+++ b/Rakefile
@@ -1,4 +1,6 @@
 #!/usr/bin/env rake
+# frozen_string_literal: true
+
 require 'bundler'
 require 'rspec/core/rake_task'
 
diff --git a/lib/pronto/eslint_npm.rb b/lib/pronto/eslint_npm.rb
index bb79091..e861ffe 100644
--- a/lib/pronto/eslint_npm.rb
+++ b/lib/pronto/eslint_npm.rb
@@ -1,15 +1,17 @@
+# frozen_string_literal: true
+
 require 'pronto'
 require 'shellwords'
 
 module Pronto
   class ESLintNpm < Runner
     CONFIG_FILE = '.pronto_eslint_npm.yml'.freeze
-    CONFIG_KEYS = %w(eslint_executable files_to_lint).freeze
+    CONFIG_KEYS = %w[eslint_executable files_to_lint].freeze
 
     attr_writer :eslint_executable
 
     def eslint_executable
-      @eslint_executable || 'eslint'.freeze
+      @eslint_executable || 'eslint'
     end
 
     def files_to_lint
@@ -61,7 +63,7 @@ module Pronto
     end
 
     def new_message(offence, line)
-      path = line.patch.delta.new_file[:path]
+      path  = line.patch.delta.new_file[:path]
       level = :warning
 
       Message.new(path, line, level, offence['message'], nil, self.class)
diff --git a/lib/pronto/eslint_npm/version.rb b/lib/pronto/eslint_npm/version.rb
index c22ce28..2d3f9d8 100644
--- a/lib/pronto/eslint_npm/version.rb
+++ b/lib/pronto/eslint_npm/version.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Pronto
   module ESLintNpmVersion
     VERSION = '0.9.0'.freeze
diff --git a/pronto-eslint_npm.gemspec b/pronto-eslint_npm.gemspec
index d3e3b65..2304678 100644
--- a/pronto-eslint_npm.gemspec
+++ b/pronto-eslint_npm.gemspec
@@ -1,29 +1,29 @@
-# -*- encoding: utf-8 -*-
+# frozen_string_literal: true
 
-$LOAD_PATH.push File.expand_path('../lib', __FILE__)
+$LOAD_PATH.push File.expand_path('lib', __dir__)
 require 'pronto/eslint_npm/version'
 
 Gem::Specification.new do |s|
-  s.name = 'pronto-eslint_npm'
-  s.version = Pronto::ESLintNpmVersion::VERSION
+  s.name     = 'pronto-eslint_npm'
+  s.version  = Pronto::ESLintNpmVersion::VERSION
   s.platform = Gem::Platform::RUBY
-  s.authors = ['Markus Doits', 'Mindaugas Mozūras']
-  s.email = 'markus.doits@gmail.com'
+  s.authors  = ['Markus Doits', 'Mindaugas Mozūras']
+  s.email    = 'markus.doits@gmail.com'
   s.homepage = 'https://github.com/doits/pronto-eslint_npm'
-  s.summary = <<-EOF
+  s.summary  = <<-EOF
     Pronto runner for ESLint, pluggable linting utility for JavaScript and JSX
   EOF
 
-  s.licenses = ['MIT']
+  s.licenses              = ['MIT']
   s.required_ruby_version = '>= 2.0.0'
 
-  s.files = `git ls-files -z`.split("\x0").select { |f| f.match(%r{^(lib/|(LICENSE|README.md)$)}) }
+  s.files            = `git ls-files -z`.split("\x0").select { |f| f.match(%r{^(lib/|(LICENSE|README.md)$)}) }
   s.extra_rdoc_files = ['LICENSE', 'README.md']
-  s.require_paths = ['lib']
+  s.require_paths    = ['lib']
   s.requirements << 'eslint (in PATH)'
 
   s.add_dependency('pronto', '~> 0.9.1')
+  s.add_development_dependency('byebug', '>= 9')
   s.add_development_dependency('rake', '>= 11.0', '< 13')
   s.add_development_dependency('rspec', '~> 3.4')
-  s.add_development_dependency('byebug', '>= 9')
 end
diff --git a/spec/pronto/eslint_spec.rb b/spec/pronto/eslint_spec.rb
index b0b9c22..52e52f2 100644
--- a/spec/pronto/eslint_spec.rb
+++ b/spec/pronto/eslint_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'spec_helper'
 
 module Pronto
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index c13fe98..b3d8596 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 require 'fileutils'
 require 'byebug'
 require 'rspec'
 require 'pronto/eslint_npm'
 
-%w(test eslintignore).each do |repo_name|
+%w[test eslintignore].each do |repo_name|
   RSpec.shared_context "#{repo_name} repo" do
     let(:git) { "spec/fixtures/#{repo_name}.git/git" }
     let(:dot_git) { "spec/fixtures/#{repo_name}.git/.git" }