bin/kumogata in kumogata-0.4.19 vs bin/kumogata in kumogata-0.5.0

@@ -1,11 +1,10 @@
 #!/usr/bin/env ruby
 $: << File.expand_path("#{File.dirname __FILE__}/../lib")
 require 'rubygems'
 require 'kumogata'
 require 'kumogata/argument_parser'
-require 'kumogata/config_parser'
 
 options = nil
 
 parsed = Kumogata::ArgumentParser.parse! {|parser, cmd, args, opts|
   if (opts.access_key_id? and not opts.secret_access_key?) or
@@ -20,41 +19,16 @@
 
   String.colorize = options.color?
   Diffy::Diff.default_format = options.color? ? :color : :text
 
   aws_opts = {}
-  config_parser = Kumogata::ConfigParser.new
 
-  # Set config file path
-  if options.config_path?
-    unless File.exist?(options.config_path)
-      raise "No such config file: #{options.config_path}"
-    end
+  if options.config_profile
+    provider = AWS::Core::CredentialProviders::SharedCredentialFileProvider.new(
+      :profile_name => profile_name
+    )
 
-    config_parser.path = options.config_path
-  end
-
-  # Load .aws/config
-  # See http://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html
-  if config_parser.path.exist?
-    config_parser.parse!
-
-    if options.config_profile and not config_parser[options.config_profile]
-      raise "No profile: #{config_parser.path} => #{options.config_profile}"
-    end
-
-    profile_name = options.config_profile || :default
-
-    if (profile = config_parser[profile_name])
-      {
-        'aws_access_key_id'     => :access_key_id,
-        'aws_secret_access_key' => :secret_access_key,
-        'region'                => :region,
-      }.each do |config_key, option_key|
-        option_value = profile[config_key]
-        aws_opts[option_key] = option_value if option_value
-      end
-    end
+    aws_opts[:credential_provider] = provider
   end
 
   [:access_key_id, :secret_access_key, :region].each do |key|
     aws_opts[key] = options[key] if options[key]
   end