From 144ca23442a5e123935dea4073670d4dba4caa89 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Sat, 22 Jan 2011 13:18:01 +0000
Subject: Coderay upgraded to 0.9.7 (#5344).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4739 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 .../lib/coderay/scanners/nitro_xhtml.rb            | 136 +++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 vendor/gems/coderay-0.9.7/lib/coderay/scanners/nitro_xhtml.rb

(limited to 'vendor/gems/coderay-0.9.7/lib/coderay/scanners/nitro_xhtml.rb')

diff --git a/vendor/gems/coderay-0.9.7/lib/coderay/scanners/nitro_xhtml.rb b/vendor/gems/coderay-0.9.7/lib/coderay/scanners/nitro_xhtml.rb
new file mode 100644
index 000000000..6eb1d3b8b
--- /dev/null
+++ b/vendor/gems/coderay-0.9.7/lib/coderay/scanners/nitro_xhtml.rb
@@ -0,0 +1,136 @@
+module CodeRay
+module Scanners
+
+  load :html
+  load :ruby
+
+  # Nitro XHTML Scanner
+  class NitroXHTML < Scanner
+
+    include Streamable
+    register_for :nitro_xhtml
+    file_extension :xhtml
+    title 'Nitro XHTML'
+
+    KINDS_NOT_LOC = HTML::KINDS_NOT_LOC
+    
+    NITRO_RUBY_BLOCK = /
+      <\?r
+      (?>
+        [^\?]*
+        (?> \?(?!>) [^\?]* )*
+      )
+      (?: \?> )?
+    |
+      <ruby>
+      (?>
+        [^<]*
+        (?> <(?!\/ruby>) [^<]* )*
+      )
+      (?: <\/ruby> )?
+    |
+      <%
+      (?>
+        [^%]*
+        (?> %(?!>) [^%]* )*
+      )
+      (?: %> )?
+    /mx
+
+    NITRO_VALUE_BLOCK = /
+      \#
+      (?:
+        \{
+        [^{}]*
+        (?>
+          \{ [^}]* \}
+          (?> [^{}]* )
+        )*
+        \}?
+      | \| [^|]* \|?
+      | \( [^)]* \)?
+      | \[ [^\]]* \]?
+      | \\ [^\\]* \\?
+      )
+    /x
+
+    NITRO_ENTITY = /
+      % (?: \#\d+ | \w+ ) ;
+    /
+
+    START_OF_RUBY = /
+      (?=[<\#%])
+      < (?: \?r | % | ruby> )
+    | \# [{(|]
+    | % (?: \#\d+ | \w+ ) ;
+    /x
+
+    CLOSING_PAREN = Hash.new do |h, p|
+      h[p] = p
+    end.update( {
+      '(' => ')',
+      '[' => ']',
+      '{' => '}',
+    } )
+
+  private
+
+    def setup
+      @ruby_scanner = CodeRay.scanner :ruby, :tokens => @tokens, :keep_tokens => true
+      @html_scanner = CodeRay.scanner :html, :tokens => @tokens, :keep_tokens => true, :keep_state => true
+    end
+
+    def reset_instance
+      super
+      @html_scanner.reset
+    end
+
+    def scan_tokens tokens, options
+
+      until eos?
+
+        if (match = scan_until(/(?=#{START_OF_RUBY})/o) || scan_until(/\z/)) and not match.empty?
+          @html_scanner.tokenize match
+
+        elsif match = scan(/#{NITRO_VALUE_BLOCK}/o)
+          start_tag = match[0,2]
+          delimiter = CLOSING_PAREN[start_tag[1,1]]
+          end_tag = match[-1,1] == delimiter ? delimiter : ''
+          tokens << [:open, :inline]
+          tokens << [start_tag, :inline_delimiter]
+          code = match[start_tag.size .. -1 - end_tag.size]
+          @ruby_scanner.tokenize code
+          tokens << [end_tag, :inline_delimiter] unless end_tag.empty?
+          tokens << [:close, :inline]
+
+        elsif match = scan(/#{NITRO_RUBY_BLOCK}/o)
+          start_tag = '<?r'
+          end_tag = match[-2,2] == '?>' ? '?>' : ''
+          tokens << [:open, :inline]
+          tokens << [start_tag, :inline_delimiter]
+          code = match[start_tag.size .. -(end_tag.size)-1]
+          @ruby_scanner.tokenize code
+          tokens << [end_tag, :inline_delimiter] unless end_tag.empty?
+          tokens << [:close, :inline]
+
+        elsif entity = scan(/#{NITRO_ENTITY}/o)
+          tokens << [entity, :entity]
+        
+        elsif scan(/%/)
+          tokens << [matched, :error]
+
+        else
+          raise_inspect 'else-case reached!', tokens
+          
+        end
+
+      end
+
+      tokens
+
+    end
+
+  end
+
+end
+end
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