view vendor/gems/coderay-1.0.0/lib/coderay/scanners/debug.rb @ 1082:997f6d7738f7 bug_531

In repo controller entry action, show the page for the file even if it's binary (so user still has access to history etc links). This makes it possible to use the entry action as the default when a file is clicked on

module CodeRay
module Scanners
  
  # = Debug Scanner
  # 
  # Interprets the output of the Encoders::Debug encoder.
  class Debug < Scanner
    
    register_for :debug
    title 'CodeRay Token Dump Import'
    
  protected
    
    def scan_tokens encoder, options
      
      opened_tokens = []
      
      until eos?
        
        if match = scan(/\s+/)
          encoder.text_token match, :space
          
        elsif match = scan(/ (\w+) \( ( [^\)\\]* ( \\. [^\)\\]* )* ) \)? /x)
          kind = self[1].to_sym
          match = self[2].gsub(/\\(.)/m, '\1')
          unless TokenKinds.has_key? kind
            kind = :error
            match = matched
          end
          encoder.text_token match, kind
          
        elsif match = scan(/ (\w+) ([<\[]) /x)
          kind = self[1].to_sym
          opened_tokens << kind
          case self[2]
          when '<'
            encoder.begin_group kind
          when '['
            encoder.begin_line kind
          else
            raise 'CodeRay bug: This case should not be reached.'
          end
          
        elsif !opened_tokens.empty? && match = scan(/ > /x)
          encoder.end_group opened_tokens.pop
          
        elsif !opened_tokens.empty? && match = scan(/ \] /x)
          encoder.end_line opened_tokens.pop
          
        else
          encoder.text_token getch, :space
          
        end
        
      end
      
      encoder.end_group opened_tokens.pop until opened_tokens.empty?
      
      encoder
    end
    
  end
  
end
end