Merge pull request #1 from tf/rubocop

Add rubocop dev dependency

.rubocop.yml

@@ -0,0 +1,27 @@
+# Use double quotes only for interpolation.
+Style/StringLiterals:
+  EnforcedStyle: single_quotes
+
+# Place dots at the beginning of multiline method calls.
+Style/DotPosition:
+  EnforcedStyle: leading
+
+# Allow using {} when chaining methods
+Style/BlockDelimiters:
+  EnforcedStyle: braces_for_chaining
+
+# The default of 80 characters is a little to narrow.
+Metrics/LineLength:
+  Max: 100
+
+# Only place spaces inside blocks written with braces.
+Style/SpaceInsideHashLiteralBraces:
+  EnforcedStyle: no_space
+
+# Allow extend self
+Style/ModuleFunction:
+  Enabled: false
+
+# Do not require class and module doc strings
+Style/Documentation:
+  Enabled: false

bin/rubocop

@@ -0,0 +1,17 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+#
+# This file was generated by Bundler.
+#
+# The application 'rubocop' is installed as part of a gem, and
+# this file is here to facilitate running it.
+#
+
+require "pathname"
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../../Gemfile",
+  Pathname.new(__FILE__).realpath)
+
+require "rubygems"
+require "bundler/setup"
+
+load Gem.bin_path("rubocop", "rubocop")

semmy.gemspec

@@ -25,4 +25,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'bundler', '~> 1.10'
   spec.add_development_dependency 'rake', '~> 11.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
+  spec.add_development_dependency 'rubocop', '~> 0.42.0'
 end