characteristics.rb in characteristics-0.3.0

- old
+ new

@@ -12,11 +12,11 @@
       :ascii
     when "ASCII-8BIT"
       :binary
     when /^UTF-/
       :unicode
-    when /^ISO-8859-/, /^Windows-125/
+    when /^ISO-8859-/, /^Windows-125/, /^(IBM|CP85)/, /^mac/, 'TIS-620', 'Windows-874', /^KOI8-/
       :byte
     else
       raise ArgumentError, "encoding <#{encoding_name}> not supported"
     end
   end
@@ -39,27 +39,31 @@
   end
 
   attr_reader :encoding
 
   def initialize(char)
+    raise ArgumentError, "Do not use abstract Characteristics.new(char) directly, please use Characteristics.create(char)" if self.class == Characteristics
+
     @is_valid = char.valid_encoding?
     @encoding = char.encoding
     @encoding_name = @encoding.name
   end
 
   def valid?
     @is_valid
   end
 
   def unicode?
-    false
   end
 
   def assigned?
   end
 
   def control?
   end
 
   def blank?
+  end
+
+  def format?
   end
 end