144ca23442
git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4739 e93f8b46-1217-0410-a6f0-8f06a7374b81
79 lines
1.6 KiB
Ruby
79 lines
1.6 KiB
Ruby
module CodeRay
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module Scanners
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load :html
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load :ruby
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# RHTML Scanner
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class RHTML < Scanner
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include Streamable
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register_for :rhtml
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title 'HTML ERB Template'
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KINDS_NOT_LOC = HTML::KINDS_NOT_LOC
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ERB_RUBY_BLOCK = /
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<%(?!%)[=-]?
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(?>
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[^\-%]* # normal*
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(?> # special
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(?: %(?!>) | -(?!%>) )
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[^\-%]* # normal*
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)*
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)
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(?: -?%> )?
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/x
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START_OF_ERB = /
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<%(?!%)
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/x
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private
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def setup
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@ruby_scanner = CodeRay.scanner :ruby, :tokens => @tokens, :keep_tokens => true
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@html_scanner = CodeRay.scanner :html, :tokens => @tokens, :keep_tokens => true, :keep_state => true
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end
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def reset_instance
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super
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@html_scanner.reset
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end
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def scan_tokens tokens, options
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until eos?
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if (match = scan_until(/(?=#{START_OF_ERB})/o) || scan_until(/\z/)) and not match.empty?
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@html_scanner.tokenize match
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elsif match = scan(/#{ERB_RUBY_BLOCK}/o)
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start_tag = match[/\A<%[-=#]?/]
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end_tag = match[/-?%?>?\z/]
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tokens << [:open, :inline]
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tokens << [start_tag, :inline_delimiter]
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code = match[start_tag.size .. -1 - end_tag.size]
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if start_tag == '<%#'
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tokens << [code, :comment]
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else
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@ruby_scanner.tokenize code
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end
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tokens << [end_tag, :inline_delimiter] unless end_tag.empty?
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tokens << [:close, :inline]
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else
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raise_inspect 'else-case reached!', tokens
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end
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end
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tokens
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end
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end
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end
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end
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