74 lines
2.1 KiB
Text
74 lines
2.1 KiB
Text
digraph lexer {
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rankdir=LR;
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node [shape = doublecircle] LP RP B0 BF DP1 DD0 DD1 DD2 DR0 DR1 INF NAN EXD;
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node [shape = circle];
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BEGIN -> LP [ label = "(" ];
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BEGIN -> RP [ label = ")" ];
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BEGIN -> H [ label = "#" ];
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subgraph bools {
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H -> B0 [ label = "t,f" ];
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B0 -> BF [ label = "rue,alse" ];
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}
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/*
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subgraph chars {
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H -> SL [ label = "\\" ];
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SL -> CH1 [ label = "*" ];
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SL -> NMCH [ label = "alarm" ];
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SL -> NMCH [ label = "backspace" ];
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SL -> NMCH [ label = "delete" ];
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SL -> NMCH [ label = "escape" ];
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SL -> NMCH [ label = "newline" ];
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SL -> NMCH [ label = "null" ];
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SL -> NMCH [ label = "return" ];
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SL -> NMCH [ label = "space" ];
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SL -> NMCH [ label = "tab" ];
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SL -> XC [ label = "x" ];
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}
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*/
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subgraph numbers {
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BEGIN -> DD0 [ label = "0-9" ];
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BEGIN -> SN0 [ label = "+,-" ];
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BEGIN -> DP0 [ label = "." ];
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DD0 -> DD0 [ label = "0-9" ];
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DD0 -> DP1 [ label = "." ];
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DP1 -> DD1 [ label = "0-9" ];
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DP0 -> DD1 [ label = "0-9" ];
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DD1 -> DD1 [ label = "0-9" ];
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SN0 -> DD0 [ label = "0-9" ];
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SN0 -> DP0 [ label = "." ];
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SN0 -> INF [ label = "inf.0" ];
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SN0 -> NAN [ label = "nan.0" ];
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H -> NEX [ label = "i,e" ];
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NEX -> DD0 [ label = "0-9" ];
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NEX -> SN0 [ label = "." ];
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H -> NBD [ label = "d" ];
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NBD -> DD0 [ label = "0-9" ];
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NBD -> SN0 [ label = "." ];
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H -> NBS [ label = "b,o,x" ];
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NBS -> DR0 [ label = "Dr" ];
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DR0 -> DR0 [ label = "Dr" ];
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DD0 -> EXP [ label = "e" ];
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DP1 -> EXP [ label = "e" ];
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DD1 -> EXP [ label = "e" ];
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EXP -> EXS [ label = "+,-" ];
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EXS -> EXD [ label = "0-9" ];
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EXP -> EXD [ label = "0-9" ];
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EXD -> EXD [ label = "0-9" ];
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DR0 -> FR0 [ label = "/" ];
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FR0 -> DR1 [ label = "Dr" ];
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DR1 -> DR1 [ label = "Dr" ];
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DD0 -> FR1 [ label = "/" ];
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FR1 -> DD2 [ label = "0-9" ];
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DD2 -> DD2 [ label = "0-9" ];
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}
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}
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