From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/lib/rexml/parsers/ultralightparser.rb | 56 ++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 jni/ruby/lib/rexml/parsers/ultralightparser.rb

(limited to 'jni/ruby/lib/rexml/parsers/ultralightparser.rb')

diff --git a/jni/ruby/lib/rexml/parsers/ultralightparser.rb b/jni/ruby/lib/rexml/parsers/ultralightparser.rb
new file mode 100644
index 0000000..4e2d7a8
--- /dev/null
+++ b/jni/ruby/lib/rexml/parsers/ultralightparser.rb
@@ -0,0 +1,56 @@
+require 'rexml/parsers/streamparser'
+require 'rexml/parsers/baseparser'
+
+module REXML
+  module Parsers
+    class UltraLightParser
+      def initialize stream
+        @stream = stream
+        @parser = REXML::Parsers::BaseParser.new( stream )
+      end
+
+      def add_listener( listener )
+        @parser.add_listener( listener )
+      end
+
+      def rewind
+        @stream.rewind
+        @parser.stream = @stream
+      end
+
+      def parse
+        root = context = []
+        while true
+          event = @parser.pull
+          case event[0]
+          when :end_document
+            break
+          when :end_doctype
+            context = context[1]
+          when :start_element, :start_doctype
+            context << event
+            event[1,0] = [context]
+            context = event
+          when :end_element
+            context = context[1]
+          else
+            context << event
+          end
+        end
+        root
+      end
+    end
+
+    # An element is an array.  The array contains:
+    #  0                        The parent element
+    #  1                        The tag name
+    #  2                        A hash of attributes
+    #  3..-1    The child elements
+    # An element is an array of size > 3
+    # Text is a String
+    # PIs are [ :processing_instruction, target, data ]
+    # Comments are [ :comment, data ]
+    # DocTypes are DocType structs
+    # The root is an array with XMLDecls, Text, DocType, Array, Text
+  end
+end
-- 
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