diff options
Diffstat (limited to 'activesupport/lib/active_support/vendor/builder-2.1.2/builder/xmlevents.rb')
-rw-r--r-- | activesupport/lib/active_support/vendor/builder-2.1.2/builder/xmlevents.rb | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/vendor/builder-2.1.2/builder/xmlevents.rb b/activesupport/lib/active_support/vendor/builder-2.1.2/builder/xmlevents.rb new file mode 100644 index 0000000000..91fcd21e13 --- /dev/null +++ b/activesupport/lib/active_support/vendor/builder-2.1.2/builder/xmlevents.rb @@ -0,0 +1,63 @@ +#!/usr/bin/env ruby + +#-- +# Copyright 2004 by Jim Weirich (jim@weirichhouse.org). +# All rights reserved. + +# Permission is granted for use, copying, modification, distribution, +# and distribution of modified versions of this work as long as the +# above copyright notice is included. +#++ + +require 'builder/xmlmarkup' + +module Builder + + # Create a series of SAX-like XML events (e.g. start_tag, end_tag) + # from the markup code. XmlEvent objects are used in a way similar + # to XmlMarkup objects, except that a series of events are generated + # and passed to a handler rather than generating character-based + # markup. + # + # Usage: + # xe = Builder::XmlEvents.new(hander) + # xe.title("HI") # Sends start_tag/end_tag/text messages to the handler. + # + # Indentation may also be selected by providing value for the + # indentation size and initial indentation level. + # + # xe = Builder::XmlEvents.new(handler, indent_size, initial_indent_level) + # + # == XML Event Handler + # + # The handler object must expect the following events. + # + # [<tt>start_tag(tag, attrs)</tt>] + # Announces that a new tag has been found. +tag+ is the name of + # the tag and +attrs+ is a hash of attributes for the tag. + # + # [<tt>end_tag(tag)</tt>] + # Announces that an end tag for +tag+ has been found. + # + # [<tt>text(text)</tt>] + # Announces that a string of characters (+text+) has been found. + # A series of characters may be broken up into more than one + # +text+ call, so the client cannot assume that a single + # callback contains all the text data. + # + class XmlEvents < XmlMarkup + def text!(text) + @target.text(text) + end + + def _start_tag(sym, attrs, end_too=false) + @target.start_tag(sym, attrs) + _end_tag(sym) if end_too + end + + def _end_tag(sym) + @target.end_tag(sym) + end + end + +end |