1 ;;; semantic/wisent/javascript.el --- javascript parser support
3 ;; Copyright (C) 2005, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
5 ;; Author: Eric Ludlam <zappo@gnu.org>
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs 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, either version 3 of the License, or
13 ;; (at your option) any later version.
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
25 ;; Parser support for javascript language.
29 (require 'semantic
/java
)
30 (require 'semantic
/wisent
)
31 (require 'semantic
/wisent
/js-wy
)
33 (defun wisent-javascript-jv-expand-tag (tag)
34 "Expand TAG into a list of equivalent tags, or nil.
35 Expand multiple variable declarations in the same statement, that is
36 tags of class `variable' whose name is equal to a list of elements of
37 the form (NAME VALUE START . END). NAME is a variable name. VALUE is
38 an initializer START and END are the bounds in the declaration, related
39 to this variable NAME."
40 (let (elts elt value clone start end xpand
)
41 (when (and (eq 'variable
(semantic-tag-class tag
))
42 (consp (setq elts
(semantic-tag-name tag
))))
43 ;; There are multiple names in the same variable declaration.
45 ;; For each name element, clone the initial tag and give it
46 ;; the name of the element.
49 clone
(semantic-tag-clone tag
(car elt
))
51 start
(if elts
(car (cddr elt
)) (semantic-tag-start tag
))
52 end
(if xpand
(cdr (cddr elt
)) (semantic-tag-end tag
))
53 xpand
(cons clone xpand
))
54 ;; Set the definition of the cloned tag
55 (semantic-tag-put-attribute clone
:default-value value
)
56 ;; Set the bounds of the cloned tag with those of the name
58 (semantic-tag-set-bounds clone start end
))
63 ;; These methods override aspects of how semantic-tools can access
64 ;; the tags created by the javascript parser.
66 (define-mode-overload-implementation semantic-get-local-variables
68 "Get local values from a specific context.
69 This function overrides `get-local-variables'."
70 ;; Does javascript have identifiable local variables?
76 ;; This sets up the javascript parser
78 ;; In semantic-imenu.el, not part of Emacs.
79 (defvar semantic-imenu-summary-function
)
82 (defun wisent-javascript-setup-parser ()
83 "Setup buffer for parse."
84 (wisent-javascript-jv-wy--install-parser)
87 semantic-lex-analyzer
'javascript-lexer-jv
88 semantic-lex-number-expression semantic-java-number-regexp
89 ;; semantic-lex-depth nil ;; Full lexical analysis
91 semantic-tag-expand-function
'wisent-javascript-jv-expand-tag
93 semantic-imenu-summary-function
'semantic-format-tag-name
94 imenu-create-index-function
'semantic-create-imenu-index
95 semantic-command-separation-character
";"
98 (provide 'semantic
/wisent
/javascript-jv
)
101 ;; generated-autoload-file: "../loaddefs.el"
102 ;; generated-autoload-load-name: "semantic/wisent/javascript"
105 ;; arch-tag: 15416a3a-84ca-4b3b-a13c-e7a1891ec3ea
106 ;;; semantic/wisent/javascript-jv.el ends here