lib/chars/chars.rb in chars-0.2.4 vs lib/chars/chars.rb in chars-0.3.0

@@ -4,10 +4,15 @@
 
 module Chars
   # The numeric decimal character set
   NUMERIC = CharSet['0'..'9']
 
+  # @see NUMERIC
+  #
+  # @since 0.3.0
+  DIGITS = NUMERIC
+
   # The octal character set
   OCTAL = CharSet['0'..'7']
 
   # The upper-case hexadecimal character set
   UPPERCASE_HEXADECIMAL = NUMERIC | CharSet['A'..'F']
@@ -39,12 +44,16 @@
     '@', '#', '$', '%', '^', '&', '*', '_', '+',
     '=', '|', '\\', '<', '>', '/'
   ]
 
   # The space character set
-  SPACE = CharSet[' ', "\f", "\n", "\r", "\t", "\v"]
+  #
+  # @since 0.3.0
+  WHITESPACE = CharSet[' ', "\f", "\n", "\r", "\t", "\v"]
 
+  SPACE = WHITESPACE
+
   # The set of printable characters (not including spaces)
   VISIBLE = ALPHA_NUMERIC | CharSet[
     '\'', '"', '`', ',', ';', ':', '~', '-',
     '(', ')', '[', ']', '{', '}', '.', '?', '!', '@', '#', '$',
     '%', '^', '&', '*', '_', '+', '=', '|', '\\', '<', '>', '/'
@@ -73,10 +82,19 @@
   def self.numeric
     NUMERIC
   end
 
   #
+  # @see numeric
+  #
+  # @since 0.3.0
+  #
+  def self.digits
+    numeric
+  end
+
+  #
   # The octal-digit character set.
   #
   # @return [CharSet]
   #   The octal-digit character set.
   #
@@ -193,18 +211,29 @@
   def self.symbols
     SYMBOLS
   end
 
   #
-  # The white-space character set.
+  # The whitespace character set.
   #
   # @return [CharSet]
-  #   The white-space character set.
+  #   The whitespace character set.
   #
   # @see SPACE
   #
+  # @since 0.3.0
+  #
+  def self.whitespace
+    WHITESPACE
+  end
+
+  #
+  # The whitespace character set.
+  #
+  # @see #whitespace
+  #
   def self.space
-    SPACE
+    whitespace
   end
 
   #
   # The set of printable characters, not including spaces.
   #