# File lib/mail/parsers/mime_version.rb, line 42 42: def _nt_version 43: start_index = index 44: if node_cache[:version].has_key?(index) 45: cached = node_cache[:version][index] 46: if cached 47: cached = SyntaxNode.new(input, index...(index + 1)) if cached == true 48: @index = cached.interval.end 49: end 50: return cached 51: end 52: 53: i0, s0 = index, [] 54: r1 = _nt_CFWS 55: s0 << r1 56: if r1 57: s2, i2 = [], index 58: loop do 59: r3 = _nt_DIGIT 60: if r3 61: s2 << r3 62: else 63: break 64: end 65: end 66: if s2.empty? 67: @index = i2 68: r2 = nil 69: else 70: r2 = instantiate_node(SyntaxNode,input, i2...index, s2) 71: end 72: s0 << r2 73: if r2 74: r5 = _nt_comment 75: if r5 76: r4 = r5 77: else 78: r4 = instantiate_node(SyntaxNode,input, index...index) 79: end 80: s0 << r4 81: if r4 82: if has_terminal?(".", false, index) 83: r6 = instantiate_node(SyntaxNode,input, index...(index + 1)) 84: @index += 1 85: else 86: terminal_parse_failure(".") 87: r6 = nil 88: end 89: s0 << r6 90: if r6 91: r8 = _nt_comment 92: if r8 93: r7 = r8 94: else 95: r7 = instantiate_node(SyntaxNode,input, index...index) 96: end 97: s0 << r7 98: if r7 99: s9, i9 = [], index 100: loop do 101: r10 = _nt_DIGIT 102: if r10 103: s9 << r10 104: else 105: break 106: end 107: end 108: if s9.empty? 109: @index = i9 110: r9 = nil 111: else 112: r9 = instantiate_node(SyntaxNode,input, i9...index, s9) 113: end 114: s0 << r9 115: if r9 116: r11 = _nt_CFWS 117: s0 << r11 118: end 119: end 120: end 121: end 122: end 123: end 124: if s0.last 125: r0 = instantiate_node(SyntaxNode,input, i0...index, s0) 126: r0.extend(Version0) 127: r0.extend(Version1) 128: else 129: @index = i0 130: r0 = nil 131: end 132: 133: node_cache[:version][start_index] = r0 134: 135: r0 136: end
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