xpath: fix a bug that #abbreviate can't handle function arguments

GitHub: fix GH-95 Reported by pulver. Thanks!!!
ruby · May 25, 2023 · 54b7109 · 54b7109
1 parent f44e88d
commit 54b7109
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/lib/rexml/parsers/xpathparser.rb b/lib/rexml/parsers/xpathparser.rb
@@ -170,7 +170,10 @@ def predicate_to_string( path, &block )
           name = path.shift
           string << name
           string << "( "
-          string << predicate_to_string( path.shift, &block )
+          path.shift.each_with_index do |argument, i|
+            string << ", " if i > 0
+            string << predicate_to_string(argument, &block)
+          end
           string << " )"
         when :literal
           path.shift