Mail::ContentTransferEncoding

     # File lib/mail/parsers/content_transfer_encoding.rb, line 101
101:     def _nt_encoding
102:       start_index = index
103:       if node_cache[:encoding].has_key?(index)
104:         cached = node_cache[:encoding][index]
105:         if cached
106:           cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
107:           @index = cached.interval.end
108:         end
109:         return cached
110:       end
111: 
112:       i0 = index
113:       i1, s1 = index, []
114:       r2 = _nt_ietf_token
115:       s1 << r2
116:       if r2
117:         if has_terminal?("s", false, index)
118:           r4 = instantiate_node(SyntaxNode,input, index...(index + 1))
119:           @index += 1
120:         else
121:           terminal_parse_failure("s")
122:           r4 = nil
123:         end
124:         if r4
125:           r3 = r4
126:         else
127:           r3 = instantiate_node(SyntaxNode,input, index...index)
128:         end
129:         s1 << r3
130:       end
131:       if s1.last
132:         r1 = instantiate_node(SyntaxNode,input, i1...index, s1)
133:         r1.extend(Encoding0)
134:         r1.extend(Encoding1)
135:       else
136:         @index = i1
137:         r1 = nil
138:       end
139:       if r1
140:         r0 = r1
141:       else
142:         r5 = _nt_custom_x_token
143:         if r5
144:           r0 = r5
145:         else
146:           @index = i0
147:           r0 = nil
148:         end
149:       end
150: 
151:       node_cache[:encoding][start_index] = r0
152: 
153:       r0
154:     end

    # File lib/mail/parsers/content_transfer_encoding.rb, line 34
34:     def _nt_primary
35:       start_index = index
36:       if node_cache[:primary].has_key?(index)
37:         cached = node_cache[:primary][index]
38:         if cached
39:           cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
40:           @index = cached.interval.end
41:         end
42:         return cached
43:       end
44: 
45:       i0, s0 = index, []
46:       r1 = _nt_CFWS
47:       s0 << r1
48:       if r1
49:         r2 = _nt_encoding
50:         s0 << r2
51:         if r2
52:           r3 = _nt_CFWS
53:           s0 << r3
54:           if r3
55:             if has_terminal?(";", false, index)
56:               r5 = instantiate_node(SyntaxNode,input, index...(index + 1))
57:               @index += 1
58:             else
59:               terminal_parse_failure(";")
60:               r5 = nil
61:             end
62:             if r5
63:               r4 = r5
64:             else
65:               r4 = instantiate_node(SyntaxNode,input, index...index)
66:             end
67:             s0 << r4
68:             if r4
69:               r6 = _nt_CFWS
70:               s0 << r6
71:             end
72:           end
73:         end
74:       end
75:       if s0.last
76:         r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
77:         r0.extend(Primary0)
78:       else
79:         @index = i0
80:         r0 = nil
81:       end
82: 
83:       node_cache[:primary][start_index] = r0
84: 
85:       r0
86:     end

    # File lib/mail/parsers/content_transfer_encoding.rb, line 8
 8:     def root
 9:       @root ||= :primary
10:     end