Allow passing port as a string in Server.new

CHANGELOG

@@ -1,4 +1,5 @@
 == 0.8.1 Rebel Porpoise release
+ * Allow passing port as a string in Server.new
  * Define deferred?(env) in your Rack application to set if a request is handled in a
 	 thread (return true) or not (return false).
 

lib/thin/server.rb

@@ -90,9 +90,9 @@ def initialize(*args, &block)
 
       args.each do |arg|
         case arg
-        when String then host    = arg
-        when Fixnum then port    = arg
-        when Hash   then options = arg
+        when Fixnum, /^\d+$/ then port    = arg.to_i
+        when String          then host    = arg
+        when Hash            then options = arg
         else
           @app = arg if arg.respond_to?(:call)
         end

spec/server_spec.rb

@@ -81,6 +81,14 @@
     server.backend.should be_kind_of(Thin::Backends::SwiftiplyClient)
   end
 
+  it "should set port as string" do
+    app = proc {}
+    server = Server.new('192.168.1.1', '8080')
+
+    server.host.should == '192.168.1.1'
+    server.port.should == 8080
+  end
+
   it "should not register signals w/ :signals => false" do
     Server.should_not_receive(:setup_signals)
     Server.new(:signals => false)