lib/csso/cli.rb in csso-rails-0.8.2 vs lib/csso/cli.rb in csso-rails-0.9.0

@@ -1,41 +1,42 @@
-#encofing: utf-8
+# frozen_string_literal: true
 
+# encofing: utf-8
+
 require 'optparse'
 
 module Csso
+  # :nodoc
   module CLI
-    def self.run!(argv=ARGV)
+    def self.run!(argv = ARGV)
       maniac = false
-      opts = OptionParser.new do |opts|
+      opts = OptionParser.new do |opts| # rubocop:disable Lint/ShadowingOuterLocalVariable
         opts.version = Csso::VERSION
         opts.banner = "CSS Optimizer (ruby bindings by vasfed) version #{opts.version}"
-        opts.separator ""
-        opts.separator "Usage:"
+        opts.separator ''
+        opts.separator 'Usage:'
         opts.separator "  #{opts.program_name} [options] FILE [FILE2 [FILE3 [...]]"
         opts.separator "  #{opts.program_name} [options] < some_file.css"
-        opts.separator ""
-        opts.separator "All input files are concatenated and fed to stdout after processing."
-        opts.separator ""
+        opts.separator ''
+        opts.separator 'All input files are concatenated and fed to stdout after processing.'
+        opts.separator ''
 
-        opts.separator "Options:"
-        opts.on("-m", "--[no-]maniac", "\"Maniac mode\" optimizes input multiple times until optimization stops to give any results.") do |v|
+        opts.separator 'Options:'
+        opts.on('-m', '--[no-]maniac', '"Maniac mode" optimizes input multiple times until optimization stops to give any results.') do |v|
           maniac = v
         end
 
-        opts.on_tail("-v", "--version", "Print version information") do
+        opts.on_tail('-v', '--version', 'Print version information') do
           return puts opts.ver
         end
-        opts.on_tail("-h", "--help", "Show this message") do
+        opts.on_tail('-h', '--help', 'Show this message') do
           return puts opts.help
         end
       end
 
       opts.parse!(argv)
 
-      if $stdin.tty? && argv.empty?
-        return puts opts.help
-      end
+      return puts opts.help if $stdin.tty? && argv.empty?
 
       ARGV.replace(argv)
       css = ARGF.read
       puts Csso.optimize(css, maniac)
     end