lib/nv/config.rb in nv-1.0.1 vs lib/nv/config.rb in nv-1.2.1

@@ -1,9 +1,8 @@
 require 'ostruct'
 require 'yaml'
 require 'fileutils'
-require 'active_support/core_ext'
 
 class String
   def undent
     gsub(/^.{#{slice(/^ +/).length}}/, '')
   end
@@ -23,11 +22,11 @@
       super(@config)
     end
 
     def save
       File.open(@config_path, 'w') do |f|
-        f.print YAML.dump(self.to_h.stringify_keys)
+        f.print YAML.dump(transform_keys(self.to_h){|k| k.to_s})
       end
     end
 
     def verify_for_authentication
       self.email && self.password
@@ -40,8 +39,18 @@
         $ nv config email <email>
         $ nv config password <password>
         EOD
         exit
       end
+    end
+
+    private
+
+    def transform_keys(hs)
+      result = {}
+      hs.each_key do |key|
+        result[yield(key)] = hs[key]
+      end
+      result
     end
   end
 end