Lint with rubocop-jekyll

.rubocop.yml

@@ -1,8 +1,9 @@
+require: rubocop-jekyll
 inherit_gem:
-  jekyll: .rubocop.yml
+  rubocop-jekyll: .rubocop.yml
 
 AllCops:
-  TargetRubyVersion: 2.1
+  TargetRubyVersion: 2.3
   Include:
     - lib/**/*.rb
 

jekyll-watch.gemspec

@@ -17,7 +17,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r!^bin/!) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version = ">= 2.1.0"
+  spec.required_ruby_version = ">= 2.3.0"
 
   spec.add_runtime_dependency "listen", "~> 3.0"
 
@@ -30,5 +30,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "jekyll", "~> 3.6"
   spec.add_development_dependency "rake"
   spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "rubocop", "~> 0.57.2"
+  spec.add_development_dependency "rubocop-jekyll", "~> 0.1.0"
 end

lib/jekyll-watch/version.rb

@@ -2,6 +2,6 @@
 
 module Jekyll
   module Watch
-    VERSION = "2.0.0".freeze
+    VERSION = "2.0.0"
   end
 end

lib/jekyll/commands/watch.rb

@@ -13,7 +13,6 @@ def process(options)
         Jekyll.logger.log_level = :error if options["quiet"]
         Jekyll::Watcher.watch(options) if options["watch"]
       end
-
     end
   end
 end

lib/jekyll/watcher.rb

@@ -41,6 +41,7 @@ def watch(options, site = nil)
     end
 
     private
+
     def build_listener(site, options)
       Listen.to(
         options["source"],
@@ -50,14 +51,13 @@ def build_listener(site, options)
       )
     end
 
-    private
     def listen_handler(site)
       proc do |modified, added, removed|
         t = Time.now
         c = modified + added + removed
         n = c.length
         Jekyll.logger.info "Regenerating:",
-          "#{n} file(s) changed at #{t.strftime("%Y-%m-%d %H:%M:%S")}"
+                           "#{n} file(s) changed at #{t.strftime("%Y-%m-%d %H:%M:%S")}"
 
         c.map { |path| path.sub("#{site.source}/", "") }.each do |file|
           Jekyll.logger.info "", file
@@ -67,19 +67,16 @@ def listen_handler(site)
       end
     end
 
-    private
     def custom_excludes(options)
       Array(options["exclude"]).map { |e| Jekyll.sanitized_path(options["source"], e) }
     end
 
-    private
     def config_files(options)
       %w(yml yaml toml).map do |ext|
         Jekyll.sanitized_path(options["source"], "_config.#{ext}")
       end
     end
 
-    private
     def to_exclude(options)
       [
         config_files(options),
@@ -93,7 +90,6 @@ def to_exclude(options)
     # options - A Hash of options passed to the command
     #
     # Returns a list of relative paths from source that should be ignored
-    private
     def listen_ignore_paths(options)
       source       = Pathname.new(options["source"]).expand_path
       paths        = to_exclude(options)
@@ -114,12 +110,10 @@ def listen_ignore_paths(options)
       end.compact + [%r!\.jekyll\-metadata!]
     end
 
-    private
     def sleep_forever
       loop { sleep 1000 }
     end
 
-    private
     def process(site, time)
       begin
         site.process