1 files changed, 0 insertions, 144 deletions
diff --git a/lib/rexml/validation/validation.rb b/lib/rexml/validation/validation.rb
deleted file mode 100644
index 0ad6ada427..0000000000
--- a/lib/rexml/validation/validation.rb
+++ /dev/null
@@ -1,144 +0,0 @@
-# frozen_string_literal: false
-require_relative 'validationexception'
-
-module REXML
-  module Validation
-    module Validator
-      NILEVENT = [ nil ]
-      def reset
-        @current = @root
-        @root.reset
-        @root.previous = true
-        @attr_stack = []
-        self
-      end
-      def dump
-        puts @root.inspect
-      end
-      def validate( event )
-        @attr_stack = [] unless defined? @attr_stack
-        match = @current.next(event)
-        raise ValidationException.new( "Validation error.  Expected: "+
-          @current.expected.join( " or " )+" from #{@current.inspect} "+
-          " but got #{Event.new( event[0], event[1] ).inspect}" ) unless match
-        @current = match
-
-        # Check for attributes
-        case event[0]
-        when :start_element
-          @attr_stack << event[2]
-          begin
-            sattr = [:start_attribute, nil]
-            eattr = [:end_attribute]
-            text = [:text, nil]
-            k, = event[2].find { |key,value|
-              sattr[1] = key
-              m = @current.next( sattr )
-              if m
-                # If the state has text children...
-                if m.matches?( eattr )
-                  @current = m
-                else
-                  text[1] = value
-                  m = m.next( text )
-                  text[1] = nil
-                  return false unless m
-                  @current = m if m
-                end
-                m = @current.next( eattr )
-                if m
-                  @current = m
-                  true
-                else
-                  false
-                end
-              else
-                false
-              end
-            }
-            event[2].delete(k) if k
-          end while k
-        when :end_element
-          attrs = @attr_stack.pop
-          raise ValidationException.new( "Validation error.  Illegal "+
-            " attributes: #{attrs.inspect}") if attrs.length > 0
-        end
-      end
-    end
-
-    class Event
-      def initialize(event_type, event_arg=nil )
-        @event_type = event_type
-        @event_arg = event_arg
-      end
-
-      attr_reader :event_type
-      attr_accessor :event_arg
-
-      def done?
-        @done
-      end
-
-      def single?
-        return (@event_type != :start_element and @event_type != :start_attribute)
-      end
-
-      def matches?( event )
-        return false unless event[0] == @event_type
-        case event[0]
-        when nil
-          return true
-        when :start_element
-          return true if event[1] == @event_arg
-        when :end_element
-          return true
-        when :start_attribute
-          return true if event[1] == @event_arg
-        when :end_attribute
-          return true
-        when :end_document
-          return true
-        when :text
-          return (@event_arg.nil? or @event_arg == event[1])
-=begin
-        when :processing_instruction
-          false
-        when :xmldecl
-          false
-        when :start_doctype
-          false
-        when :end_doctype
-          false
-        when :externalentity
-          false
-        when :elementdecl
-          false
-        when :entity
-          false
-        when :attlistdecl
-          false
-        when :notationdecl
-          false
-        when :end_doctype
-          false
-=end
-        else
-          false
-        end
-      end
-
-      def ==( other )
-        return false unless other.kind_of? Event
-        @event_type == other.event_type and @event_arg == other.event_arg
-      end
-
-      def to_s
-        inspect
-      end
-
-      def inspect
-        "#{@event_type.inspect}( #@event_arg )"
-      end
-    end
-  end
-end