From e0f7bb39b72f060232e84303ea7a4202883a959d Mon Sep 17 00:00:00 2001
From: kou <kou@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 9 Apr 2018 16:00:49 +0000
Subject: rexml: Fix a XPath bug of -

[Bug #14600]

* lib/rexml/parsers/xpathparser.rb: Fix a bug that "N-M" requires a space
  before "-".


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63128 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rexml/parsers/xpathparser.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib/rexml/parsers/xpathparser.rb')

diff --git a/lib/rexml/parsers/xpathparser.rb b/lib/rexml/parsers/xpathparser.rb
index 5e0e429240..9577b6dcbe 100644
--- a/lib/rexml/parsers/xpathparser.rb
+++ b/lib/rexml/parsers/xpathparser.rb
@@ -421,13 +421,13 @@ module REXML
         rest
       end
 
-      #| AdditiveExpr ('+' | S '-') MultiplicativeExpr
+      #| AdditiveExpr ('+' | '-') MultiplicativeExpr
       #| MultiplicativeExpr
       def AdditiveExpr path, parsed
         n = []
         rest = MultiplicativeExpr( path, n )
         if rest != path
-          while rest =~ /^\s*(\+| -)\s*/
+          while rest =~ /^\s*(\+|-)\s*/
             if $1[0] == ?+
               n = [ :plus, n, [] ]
             else
-- 
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