lib/sxp/reader/basic.rb in sxp-0.0.7 vs lib/sxp/reader/basic.rb in sxp-0.0.8

@@ -1,15 +1,15 @@
 module SXP; class Reader
   ##
   # A basic S-expression parser.
   class Basic < Reader
-    LPARENS  = [?(].freeze
-    RPARENS  = [?)].freeze
-    ATOM     = /^[^\s()]+/.freeze
-    RATIONAL = /^([+-]?\d+)\/(\d+)$/.freeze
-    DECIMAL  = /^[+-]?(\d*)?\.\d*$/.freeze
-    INTEGER  = /^[+-]?\d+$/.freeze
+    LPARENS  = [?(]
+    RPARENS  = [?)]
+    ATOM     = /^[^\s()]+/
+    RATIONAL = /^([+-]?\d+)\/(\d+)$/
+    DECIMAL  = /^[+-]?(\d*)?\.\d*$/
+    INTEGER  = /^[+-]?\d+$/
 
     ##
     # @return [Object]
     def read_token
       case peek_char
@@ -70,7 +70,7 @@
       grammar = self.class.const_get(:ATOM)
       buffer = String.new
       buffer << read_char while !eof? && peek_char.chr =~ grammar
       buffer
     end
-  end # class Basic
-end; end # class SXP::Reader
+  end # Basic
+end; end # SXP::Reader