lib/agig/optparse.rb in agig-0.1.5 vs lib/agig/optparse.rb in agig-0.2.0

@@ -1,15 +1,16 @@
 require "optparse"
 
 module Agig::OptParser
   def self.parse!(argv)
     opts = {
-      :port  => 16705,
-      :host  => "localhost",
-      :log   => nil,
-      :debug => false,
-      :foreground => false,
+      port: 16705,
+      host: "localhost",
+      interval: 30,
+      log: nil,
+      debug: false,
+      foreground: false,
     }
 
     OptionParser.new do |parser|
       parser.instance_eval do
         self.banner  = "Usage: #{$0} [opts]"
@@ -22,10 +23,14 @@
 
         on("-h", "--host [HOST=#{opts[:host]}]", "host name or IP address to listen") do |host|
           opts[:host] = host
         end
 
+        on("-i", "--interval [INTERVAL=#{opts[:interval]}]", "set a retrieving interval") do |interval|
+          opts[:interval] = interval
+        end
+
         on("-l", "--log LOG", "log file") do |log|
           opts[:log] = log
         end
 
         on("-d", "--debug", "Enable debug mode") do |debug|
@@ -40,8 +45,20 @@
 
         parse!(argv)
       end
     end
 
-    opts
+    self.cast opts
+  end
+
+  def self.cast(opts)
+    opts.inject({}) {|r, i|
+      key, value = i[0], i[1]
+      r.update key => case value
+                      when nil                      then true
+                      when /\A\d+\z/                then value.to_i
+                      when /\A(?:\d+\.\d*|\.\d+)\z/ then value.to_f
+                      else                               value
+                      end
+    }
   end
 end