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993936c0 | 1 | (* |
17ba0788 C |
2 | * Copyright 2012, INRIA |
3 | * Julia Lawall, Gilles Muller | |
4 | * Copyright 2010-2011, INRIA, University of Copenhagen | |
993936c0 C |
5 | * Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix |
6 | * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen | |
7 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix | |
8 | * This file is part of Coccinelle. | |
9 | * | |
10 | * Coccinelle is free software: you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation, according to version 2 of the License. | |
13 | * | |
14 | * Coccinelle is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
d6ce1786 C |
20 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. |
21 | * | |
22 | * The authors reserve the right to distribute this or future versions of | |
23 | * Coccinelle under other licenses. | |
24 | *) | |
25 | ||
26 | ||
27 | # 0 "./lexer_cli.mll" | |
28 | (* | |
29 | * Copyright 2012, INRIA | |
30 | * Julia Lawall, Gilles Muller | |
31 | * Copyright 2010-2011, INRIA, University of Copenhagen | |
32 | * Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix | |
33 | * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen | |
34 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix | |
35 | * This file is part of Coccinelle. | |
36 | * | |
37 | * Coccinelle is free software: you can redistribute it and/or modify | |
38 | * it under the terms of the GNU General Public License as published by | |
39 | * the Free Software Foundation, according to version 2 of the License. | |
40 | * | |
41 | * Coccinelle is distributed in the hope that it will be useful, | |
42 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
43 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
44 | * GNU General Public License for more details. | |
45 | * | |
46 | * You should have received a copy of the GNU General Public License | |
993936c0 C |
47 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. |
48 | * | |
49 | * The authors reserve the right to distribute this or future versions of | |
50 | * Coccinelle under other licenses. | |
51 | *) | |
52 | ||
53 | ||
feec80c3 | 54 | # 0 "./lexer_cli.mll" |
993936c0 C |
55 | (* Lexer for the command line mode *) |
56 | ||
57 | { | |
58 | exception Lexical of string | |
59 | ||
60 | let tok = Lexing.lexeme | |
61 | ||
62 | type cli_tok = | |
63 | Id of string | |
64 | | NotEq | |
65 | | EqEq | |
66 | | Other of string | |
67 | | EOF | |
68 | ||
69 | let pretty_print tok = | |
70 | match tok with | |
71 | Id s -> s | |
72 | | NotEq -> "when !=" | |
73 | | EqEq -> "when ==" | |
74 | | Other s -> s | |
75 | | EOF -> "" | |
76 | } | |
77 | ||
78 | let special = ':' | |
79 | let letter = ['A'-'Z' 'a'-'z' '_'] | |
80 | let dec = ['0'-'9'] | |
81 | ||
82 | let alphanum = (letter | dec) | |
83 | let id = letter (alphanum | special)* | |
84 | ||
85 | rule token = parse | |
86 | | "when" [' ' '\t']* "!=" [' ' '\t']* { NotEq } | |
87 | | "when" [' ' '\t']* "==" [' ' '\t']* { EqEq } | |
88 | | [' ' '\t']+ { Other(" ") } | |
89 | | id { Id(tok lexbuf) } | |
90 | | eof { EOF } | |
91 | | _ { Other(tok lexbuf) } | |
92 |