update Rubocop and Travis config (#110)

Merge pull request 110

Author: jekyllbot

.rubocop.yml

@@ -1,9 +1,15 @@
 inherit_gem:
   jekyll: .rubocop.yml
 
+Lint/ShadowingOuterLocalVariable:
+  Exclude:
+    - lib/jekyll-archives.rb
+
 Metrics/BlockLength:
   Exclude:
     - test/**/*.rb
 Metrics/LineLength:
   Exclude:
     - test/**/*.rb
+    - lib/jekyll-archives.rb
+    - lib/jekyll-archives/archive.rb

.travis.yml

@@ -6,9 +6,10 @@ sudo: false
 before_install: gem update --system
 
 rvm:
-  - 2.3.3
-  - 2.2.6
-  - 2.1.9
+  - 2.1
+  - 2.2
+  - 2.3
+  - 2.4
 
 env:
   - ""
@@ -18,5 +19,5 @@ env:
 matrix:
   include:
     - # GitHub Pages
-      rvm: 2.3.3
+      rvm: 2.4.0
       env: GH_PAGES=true

Gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source "https://rubygems.org"
 gemspec
 

Rakefile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # From jekyll/jekyll-mentions
 
 require "rubygems"
@@ -6,8 +8,8 @@ require "bundler"
 begin
   Bundler.setup(:default, :development, :test)
 rescue Bundler::BundlerError => e
-  $stderr.puts e.message
-  $stderr.puts "Run `bundle install` to install missing gems"
+  warn e.message
+  warn "Run `bundle install` to install missing gems"
   exit e.status_code
 end
 

jekyll-archives.gemspec

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 lib = File.expand_path("lib", __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require "jekyll-archives/version"

lib/jekyll-archives.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "jekyll"
 
 module Jekyll
@@ -81,7 +83,7 @@ def read_dates
       def enabled?(archive)
         @config["enabled"] == true || @config["enabled"] == "all" || if @config["enabled"].is_a? Array
                                                                        @config["enabled"].include? archive
-        end
+                                                                     end
       end
 
       def tags
@@ -102,21 +104,21 @@ def years
         else
           @posts.each { |p| hash[p.date.strftime("%Y")] << p }
         end
-        hash.values.each { |posts| posts.sort!.reverse! }
+        hash.each_value { |posts| posts.sort!.reverse! }
         hash
       end
 
       def months(year_posts)
         hash = Hash.new { |h, key| h[key] = [] }
         year_posts.each { |p| hash[p.date.strftime("%m")] << p }
-        hash.values.each { |posts| posts.sort!.reverse! }
+        hash.each_value { |posts| posts.sort!.reverse! }
         hash
       end
 
       def days(month_posts)
         hash = Hash.new { |h, key| h[key] = [] }
         month_posts.each { |p| hash[p.date.strftime("%d")] << p }
-        hash.values.each { |posts| posts.sort!.reverse! }
+        hash.each_value { |posts| posts.sort!.reverse! }
         hash
       end
     end

lib/jekyll-archives/archive.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Jekyll
   module Archives
     class Archive < Jekyll::Page

lib/jekyll-archives/version.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Jekyll
   module Archives
     VERSION = "2.1.0".freeze

script/cibuild

@@ -1,4 +1,5 @@
 #! /bin/sh
 set -e
 
+script/fmt
 bundle exec rake test

script/fmt

@@ -0,0 +1,4 @@
+#! /bin/sh
+set -e
+
+bundle exec rubocop -S -D -E