html.c

ultraEdit的Ctag标签工具的实现源代码

/*
*   $Id: html.c,v 1.1 2003/03/03 03:59:19 darren Exp $
*
*   Copyright (c) 2003, Darren Hiebert
*
*   This source code is released for free distribution under the terms of the
*   GNU General Public License.
*
*   This module contains functions for generating tags for HTML language
*   files.
*/

/*
*   INCLUDE FILES
*/
#include "general.h"	/* must always come first */
#include "parse.h"

/*
*   FUNCTION DEFINITIONS
*/

static void installHtmlRegex (const langType language)
{
#define POSSIBLE_ATTRIBUTES "([ \t]+[a-z]+=\"?[^>\"]*\"?)*"
    addTagRegex (language,
	    "<a"
	    POSSIBLE_ATTRIBUTES
	    "[ \t]+name=\"?([^>\"]+)\"?"
	    POSSIBLE_ATTRIBUTES
	    "[ \t]*>",
	    "\\2", "a,anchor,named anchors", "i");

    addTagRegex (language, "^[ \t]*function[ \t]*([A-Za-z0-9_]+)[ \t]*\\(",
	    "\\1", "f,function,JavaScript functions", NULL);
}

/* Create parser definition stucture */
extern parserDefinition* HtmlParser (void)
{
    static const char *const extensions [] = { "htm", "html", NULL };
    parserDefinition *const def = parserNew ("HTML");
    def->extensions = extensions;
    def->initialize = installHtmlRegex;
    def->regex      = TRUE;
    return def;
}