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* lib/rexml/quickpath.rb (REXML::QuickPath::predicate): fix regexp.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27246 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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naruse 2010-04-07 02:59:33 +00:00
parent fed549a104
commit 66a425c65c
2 changed files with 9 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Wed Apr 7 11:49:34 2010 NARUSE, Yui <naruse@ruby-lang.org>
* lib/rexml/quickpath.rb (REXML::QuickPath::predicate):
fix regexp.
Wed Apr 7 09:44:48 2010 Nobuyoshi Nakada <nobu@ruby-lang.org>
* configure.in (Makefile): quote init-commands.

5
lib/rexml/quickpath.rb
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@ -141,6 +141,7 @@ module REXML
return matches.uniq
end
OPERAND_ = '((?=(?:(?!and|or).)*[^\s<>=])[^\s<>=]+)'
# A predicate filters a node-set with respect to an axis to produce a
# new node-set. For each node in the node-set to be filtered, the
# PredicateExpr is evaluated with that node as the context node, with
@ -170,7 +171,9 @@ module REXML
rest = path[ind+1..-1]
# have to change 'a [=<>] b [=<>] c' into 'a [=<>] b and b [=<>] c'
predicate.gsub!( /([^\s(and)(or)<>=]+)\s*([<>=])\s*([^\s(and)(or)<>=]+)\s*([<>=])\s*([^\s(and)(or)<>=]+)/u,
#
predicate.gsub!(
/#{OPERAND_}\s*([<>=])\s*#{OPERAND_}\s*([<>=])\s*#{OPERAND_}/u,
'\1 \2 \3 and \3 \4 \5' )
# Let's do some Ruby trickery to avoid some work:
predicate.gsub!( /&/u, "&&" )