xref: /Universal-ctags/parsers/matlab.c (revision 95fafa35893af4d8bbc0c421ae09533535dbbcc7)
1 /*
2 *   Copyright (c) 2008, David Fishburn
3 *
4 *   This source code is released for free distribution under the terms of the
5 *   GNU General Public License version 2 or (at your option) any later version.
6 *
7 *   This module contains functions for generating tags for MATLAB language files.
8 */
9 
10 /*
11 *   INCLUDE FILES
12 */
13 #include "general.h"  /* must always come first */
14 
15 #include <string.h>
16 #include "parse.h"
17 #include "routines.h"
18 #include "selectors.h"
19 
20 static tagRegexTable matlabTagRegexTable [] = {
21 	/* function [x,y,z] = asdf */
22 	{ "^[ \t]*function[ \t]*\\[.*\\][ \t]*=[ \t]*([a-zA-Z0-9_]+)",
23 	  "\\1", "f,function", NULL},
24 	/* function x = asdf */
25 	{"^[ \t]*function[ \t]*[a-zA-Z0-9_]+[ \t]*=[ \t]*([a-zA-Z0-9_]+)",
26 	 "\\1", "f,function", NULL},
27 	/* function asdf */
28 	{"^[ \t]*function[ \t]*([a-zA-Z0-9_]+)[^=]*$", "\\1",
29 	 "f,function", NULL},
30 	/* variables */
31 	{"^[ \t]*([a-zA-Z0-9_]+)[ \t]*=[ \t]", "\\1",
32 	 "v,variable", NULL},
33 	/* class definitions */
34 	{"^[ \t]*classdef[ \t]*([a-zA-Z0-9_]+)", "\\1",
35 	 "c,class", NULL},
36 };
37 
38 /*
39 *   FUNCTION DEFINITIONS
40 */
MatLabParser(void)41 extern parserDefinition* MatLabParser (void)
42 {
43 	static const char *const extensions [] = { "m", NULL };
44 	static selectLanguage selectors [] = { selectByObjectiveCAndMatLabKeywords,
45 					       NULL };
46 	parserDefinition* const def = parserNew ("MatLab");
47 	def->extensions = extensions;
48 	def->tagRegexTable = matlabTagRegexTable;
49 	def->tagRegexCount = ARRAY_SIZE (matlabTagRegexTable);
50 	def->method     = METHOD_NOT_CRAFTED|METHOD_REGEX;
51 	def->selectLanguage = selectors;
52 	return def;
53 }
54