Debug Scanner

    # File lib/coderay/scanners/debug.rb, line 14
14:     def scan_tokens encoder, options
15:       
16:       opened_tokens = []
17:       
18:       until eos?
19:         
20:         if match = scan(/\s+/)
21:           encoder.text_token match, :space
22:           
23:         elsif match = scan(/ (\w+) \( ( [^\)\\]* ( \\. [^\)\\]* )* ) \)? /x)
24:           kind = self[1].to_sym
25:           match = self[2].gsub(/\\(.)/m, '\1')
26:           unless TokenKinds.has_key? kind
27:             kind = :error
28:             match = matched
29:           end
30:           encoder.text_token match, kind
31:           
32:         elsif match = scan(/ (\w+) ([<\[]) /x)
33:           kind = self[1].to_sym
34:           opened_tokens << kind
35:           case self[2]
36:           when '<'
37:             encoder.begin_group kind
38:           when '['
39:             encoder.begin_line kind
40:           else
41:             raise 'CodeRay bug: This case should not be reached.'
42:           end
43:           
44:         elsif !opened_tokens.empty? && match = scan(/ > /x)
45:           encoder.end_group opened_tokens.pop
46:           
47:         elsif !opened_tokens.empty? && match = scan(/ \] /x)
48:           encoder.end_line opened_tokens.pop
49:           
50:         else
51:           encoder.text_token getch, :space
52:           
53:         end
54:         
55:       end
56:       
57:       encoder.end_group opened_tokens.pop until opened_tokens.empty?
58:       
59:       encoder
60:     end