diff options
Diffstat (limited to 'lib/irb/slex.rb')
| -rw-r--r-- | lib/irb/slex.rb | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/lib/irb/slex.rb b/lib/irb/slex.rb index 85aa92bd73..26008906e5 100644 --- a/lib/irb/slex.rb +++ b/lib/irb/slex.rb @@ -1,9 +1,9 @@ # -# irb-slex.rb - symple lex analizer -# $Release Version: 0.6$ +# irb/slex.rb - symple lex analizer +# $Release Version: 0.7.3$ # $Revision$ # $Date$ -# by Keiju ISHITSUKA(Nippon Rational Inc.) +# by Keiju ISHITSUKA(keiju@ishituska.com) # # -- # @@ -20,7 +20,7 @@ class SLex def_exception :ErrNodeAlreadyExists, "node already exists" class << self - attr :debug_level, TRUE + attr_accessor :debug_level def debug? debug_level > 0 end @@ -88,16 +88,16 @@ class SLex # #---------------------------------------------------------------------- class Node - # if postproc no exist, this node is abstract node. - # if postproc isn't nil, this node is real node. + # if postproc is nil, this node is an abstract node. + # if postproc is non-nil, this node is a real node. def initialize(preproc = nil, postproc = nil) @Tree = {} @preproc = preproc @postproc = postproc end - attr :preproc, TRUE - attr :postproc, TRUE + attr_accessor :preproc + attr_accessor :postproc def search(chrs, opt = nil) return self if chrs.empty? @@ -159,8 +159,8 @@ class SLex # # chrs: String # character array - # io It must have getc()/ungetc(), and ungetc() can be - # called any number of times. + # io must have getc()/ungetc(); and ungetc() must be + # able to be called arbitrary number of times. # def match(chrs, op = "") print "match>: ", chrs, "op:", op, "\n" if SLex.debug? @@ -265,7 +265,7 @@ if $0 == __FILE__ print "0: ", tr.inspect, "\n" tr.def_rule("=") {print "=\n"} print "1: ", tr.inspect, "\n" - tr.def_rule("==", proc{FALSE}) {print "==\n"} + tr.def_rule("==", proc{false}) {print "==\n"} print "2: ", tr.inspect, "\n" print "case 1:\n" |