Code cleanup.

Remove some trailing spaces and bad grammar.

lib/tidy_ffi/interface.rb

@@ -111,7 +111,7 @@ def pick_list_for(opt)
       pick_list
     end
     private :pick_list_for
-    
+
     # Loads default options.
     def load_default_options
       return if @default_options
@@ -171,11 +171,12 @@ def load_default_options
   def self.default_options
     @default_options ||= load_default_options
   end
-  
+
   # Returns true if value is valid for +option+ and false otherwise.
   def self.option_valid?(option, value)
-    return false unless spec = default_options[option]
-
+    spec = default_options[option]
+    return false unless spec
+
     case spec[:type]
     when :boolean
       true == value || false == value || value == 0 || value == 1 || %w(on off true false 0 1 yes no).include?(value.downcase)

lib/tidy_ffi/options_container.rb

@@ -48,12 +48,12 @@ def method_missing(method, *args)
   # It's a kinda bad method: it uses TidyFFI::Interface.option_valid and TidyFFI::Tidy.validate_options?
   # Also it do second lookup into default options
   def validate_option(key, value)
-    if TidyFFI::Tidy.validate_options? && !TidyFFI::Interface.option_valid?(key, value)
-      if TidyFFI::Interface.default_options[key]
-        raise TidyFFI::Tidy::InvalidOptionValue, "#{value} is not valid for #{key}"
-      else
-        raise TidyFFI::Tidy::InvalidOptionName, "#{key} is invalid option name"
-      end
+    return if !TidyFFI::Tidy.validate_options? || TidyFFI::Interface.option_valid?(key, value)
+
+    if TidyFFI::Interface.default_options[key]
+      raise TidyFFI::Tidy::InvalidOptionValue, "#{value} is not a valid value for key #{key}"
+    else
+      raise TidyFFI::Tidy::InvalidOptionName, "#{key} is an invalid option name"
     end
   end
 
@@ -87,4 +87,4 @@ def method_missing(meth, *args)
       @obj.send(meth, *args)
     end
   end
-end
+end

spec/simple_spec.rb

@@ -46,7 +46,7 @@
     it "raises error on invalid option value" do
       TidyFFI::Tidy.validate_options = true
       lambda do
-        TidyFFI::Tidy.default_options = {:force_output => "utter trash"}
+        TidyFFI::Tidy.default_options = {:force_output => "utter garbage"}
       end.should raise_error(TidyFFI::Tidy::InvalidOptionValue)
     end
   end