chars.rb in chars-0.3.1

- old
+ new

@@ -34,11 +34,11 @@
 
   # The alpha-numeric character set
   ALPHA_NUMERIC = ALPHA | NUMERIC
 
   # The punctuation character set
-  PUNCTUATION = CharSet[' ', '\'', '"', '`', ',', ';', ':', '~', '-',
+  PUNCTUATION = CharSet['\'', '"', '`', ',', ';', ':', '~', '-',
                         '(', ')', '[', ']', '{', '}', '.', '?', '!']
 
   # The symbolic character set
   SYMBOLS = PUNCTUATION | CharSet[
     '@', '#', '$', '%', '^', '&', '*', '_', '+',
@@ -58,11 +58,11 @@
     '(', ')', '[', ']', '{', '}', '.', '?', '!', '@', '#', '$',
     '%', '^', '&', '*', '_', '+', '=', '|', '\\', '<', '>', '/'
   ]
   
   # The set of printable characters (including spaces)
-  PRINTABLE = ALPHA_NUMERIC | PUNCTUATION | SYMBOLS | SPACE
+  PRINTABLE = ALPHA_NUMERIC | PUNCTUATION | SYMBOLS | CharSet[' ']
 
   # The control-char character set
   CONTROL = CharSet[0..0x1f, 0x7f]
 
   # The signed ASCII character set
@@ -82,10 +82,15 @@
   def self.numeric
     NUMERIC
   end
 
   #
+  # Alias for {numeric}.
+  #
+  # @return [CharSet]
+  #   The decimal-digit character set.
+  #
   # @see numeric
   #
   # @since 0.3.0
   #
   def self.digits
@@ -226,9 +231,11 @@
     WHITESPACE
   end
 
   #
   # The whitespace character set.
+  #
+  # @return [CharSet]
   #
   # @see #whitespace
   #
   def self.space
     whitespace