confi-emacs-inicial/elpa/ac-html-20151005.731/ac-html-core.el

264 lines
9.8 KiB
EmacsLisp

;;; ac-html-core.el --- auto complete html core -*- lexical-binding: t; -*-
;; Copyright (C) 2015 Zhang Kai Yu
;; Author: Zhang Kai Yu <yeannylam@gmail.com>
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(require 'auto-complete)
(require 'cl-lib)
(require 'dash)
;;; Customization
(defgroup auto-complete-html nil
"HTML Auto Complete."
:group 'auto-complete
:prefix "ac-html-")
;;; Variables
(defvar ac-html-data-providers nil "Completion data providers.")
(defvar-local ac-html-enabled-data-providers nil
"The enabled data providers of current buffer.")
(defvar-local ac-html-current-tag-function nil
"The function to find current tag.")
(defvar-local ac-html-current-attr-function nil
"The function to find current attr.")
;;; Provider
;;;###autoload
(defmacro ac-html-define-data-provider (provider &rest pairs)
"Define ac-html data provider with this macro.
This macro is buggy and cannot be used now."
(declare (indent 1) (debug t))
(let (tag-func attr-func attrv-func id-func class-func tag-doc-func
attr-doc-func attrv-doc-func id-doc-func class-doc-func)
(let (label value)
(while (not (= 0 (length pairs)))
(setq label (pop pairs))
(setq value (pop pairs))
(and (equal :tag-func label) (setq tag-func value))
(and (equal :attr-func label) (setq attr-func value))
(and (equal :attrv-func label) (setq attrv-func value))
(and (equal :id-func label) (setq id-func value))
(and (equal :class-func label) (setq class-func value))
(and (equal :tag-doc-func label) (setq tag-doc-func value))
(and (equal :attr-doc-func label) (setq attr-doc-func value))
(and (equal :attrv-doc-func label) (setq attrv-doc-func value))
(and (equal :id-doc-func label) (setq id-doc-func value))
(and (equal :class-doc-func label) (setq class-doc-func value))))
`(progn
(add-to-list 'ac-html-data-providers ,provider)
(put ,provider :tag-func ,tag-func)
(put ,provider :attr-func ,attr-func)
(put ,provider :attrv-func ,attrv-func)
(put ,provider :id-func ,id-func)
(put ,provider :class-func ,class-func)
(put ,provider :tag-doc-func ,tag-doc-func)
(put ,provider :attr-doc-func ,attr-doc-func)
(put ,provider :attrv-doc-func ,attrv-doc-func)
(put ,provider :id-doc-func ,id-doc-func)
(put ,provider :class-doc-func ,class-doc-func))))
;;;###autoload
(defun ac-html-enable-data-provider (provider)
"Enable data provider PROVIDER."
(add-to-list 'ac-html-enabled-data-providers provider))
(defun ac-html-query-data-provider (provider key)
(get provider key))
;;; Language (Adaptor)
;;;###autoload
(defmacro ac-html-define-ac-source (lang &rest pairs)
"Define ac-html lang with this macro."
(declare (indent 1) (debug t))
(let (tag-prefix attr-prefix attrv-prefix id-prefix class-prefix
current-tag-func current-attr-func)
(let (label value)
(while (not (= 0 (length pairs)))
(setq label (pop pairs))
(setq value (pop pairs))
(and (equal :tag-prefix label) (setq tag-prefix value))
(and (equal :attr-prefix label) (setq attr-prefix value))
(and (equal :attrv-prefix label) (setq attrv-prefix value))
(and (equal :id-prefix label) (setq id-prefix value))
(and (equal :class-prefix label) (setq class-prefix value))
(and (equal :current-tag-func label) (setq current-tag-func value))
(and (equal :current-attr-func label) (setq current-attr-func value))))
`(progn
(defun ,(intern (format "ac-%s-setup" lang)) ()
,(format "Setup for ac-html to provide completion for %s language." lang)
(setq ac-html-current-tag-function (quote ,current-tag-func))
(setq ac-html-current-attr-function (quote ,current-attr-func)))
,(if tag-prefix
`(ac-define-source ,(format "%s-%s" lang "tag")
'((candidates . ac-html-all-tag-candidates)
(prefix . ,tag-prefix)
(document . ac-html-tag-documentation)
(symbol . "t"))))
,(if attr-prefix
`(ac-define-source ,(format "%s-%s" lang "attr")
'((candidates . ac-html-all-attr-candidates)
(prefix . ,attr-prefix)
(document . ac-html-attr-documentation)
(symbol . "a"))))
,(if attrv-prefix
`(ac-define-source ,(format "%s-%s" lang "attrv")
'((candidates . ac-html-all-attrv-candidates)
(prefix . ,attrv-prefix)
(document . ac-html-attrv-documentation)
(symbol . "v"))))
,(if id-prefix
`(ac-define-source ,(format "%s-%s" lang "id")
'((candidates . ac-html-all-id-candidates)
(prefix . ,id-prefix)
(document . ac-html-id-documentation)
(symbol . "i"))))
,(if class-prefix
`(ac-define-source ,(format "%s-%s" lang "class")
'((candidates . ac-html-all-class-candidates)
(prefix . ,class-prefix)
(document . ac-html-class-documentation)
(symbol . "c"))))
)))
;;; Data
(defun ac-html-all-tag-candidates ()
"All tag candidates get from data providers."
(let (list func)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :tag-func))
(if func (setq list (-concat list (funcall func)))))
list))
(defun ac-html-all-attr-candidates ()
"All attr candidates get from data providers."
(let (list func tag)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :attr-func))
(setq tag (funcall ac-html-current-tag-function))
(if func (setq list (-concat list (funcall func tag)))))
list))
(defun ac-html-all-attrv-candidates ()
"All attrv candidates get from data providers."
(let (list func tag attr)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :attrv-func))
(setq tag (funcall ac-html-current-tag-function))
(setq attr (funcall ac-html-current-attr-function))
(if func (setq list (-concat list (funcall func tag attr)))))
(if (string= attr "class")
(setq list (-concat list (ac-html-all-class-candidates))))
(if (string= attr "id")
(setq list (-concat list (ac-html-all-id-candidates))))
list))
(defun ac-html-all-id-candidates ()
""
(let (list func)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :id-func))
(if func (setq list (-concat list (funcall func)))))
list))
(defun ac-html-all-class-candidates ()
""
(let (list func)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :class-func))
(if func (setq list (-concat list (funcall func)))))
list))
(defun ac-html-tag-documentation (tag)
"Not documented yet."
(catch 'return-val
(let (doc func)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :tag-doc-func))
(if func
(progn
(setq doc (funcall func tag))
(if doc (throw 'return-val doc))))))))
(defun ac-html-attr-documentation (attr)
"Not documented yet."
(catch 'return-val
(let (doc func tag)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :attr-doc-func))
(if func
(progn
(setq tag (funcall ac-html-current-tag-function))
(setq doc (funcall func tag attr))
(if doc (throw 'return-val doc))))))))
(defun ac-html-attrv-documentation (attrv)
"Not documented yet."
(catch 'return-val
(let (doc func tag attr)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :attrv-doc-func))
(if func
(progn
(setq tag (funcall ac-html-current-tag-function))
(setq attr (funcall ac-html-current-attr-function))
(setq doc (funcall func tag attr attrv))
(if doc (throw 'return-val doc)))))
(if (string= attr "class")
(throw 'return-val (ac-html-class-documentation attrv)))
(if (string= attr "id")
(throw 'return-val (ac-html-id-documentation attrv))))))
(defun ac-html-id-documentation (id)
""
(catch 'return-val
(let (doc func)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :id-doc-func))
(if func
(progn
(setq doc (funcall func id))
(if doc (throw 'return-val doc))))))))
(defun ac-html-class-documentation (class)
""
(catch 'return-val
(let (doc func)
(dolist (provider ac-html-enabled-data-providers)
(setq func (ac-html-query-data-provider provider :class-doc-func))
(if func
(progn
(setq doc (funcall func class))
(if doc (throw 'return-val doc))))))))
(provide 'ac-html-core)
;;; ac-html-core.el ends here