Merge psych-3.0.0.beta4 from upstream.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60917 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 0 deletions

diff --git a/ext/psych/lib/psych/nodes/node.rb b/ext/psych/lib/psych/nodes/node.rb
index 1c7672164d..6d86669a17 100644
--- a/ext/psych/lib/psych/nodes/node.rb
+++ b/ext/psych/lib/psych/nodes/node.rb
@@ -17,6 +17,18 @@ module Psych
       # An associated tag
       attr_reader :tag
 
+      # The line number where this node start
+      attr_accessor :start_line
+
+      # The column number where this node start
+      attr_accessor :start_column
+
+      # The line number where this node ends
+      attr_accessor :end_line
+
+      # The column number where this node ends
+      attr_accessor :end_column
+
       # Create a new Psych::Nodes::Node
       def initialize
         @children = []