1 ;; geiser-company.el -- integration with company-mode
3 ;; Copyright (C) 2009, 2010, 2011, 2012, 2013 Jose Antonio Ortega Ruiz
5 ;; This program is free software; you can redistribute it and/or
6 ;; modify it under the terms of the Modified BSD License. You should
7 ;; have received a copy of the license along with this program. If
8 ;; not, see <http://www.xfree86.org/3.3.6/COPYRIGHT2.html#5>.
10 ;; Start date: Mon Aug 24, 2009 12:44
14 (require 'geiser-autodoc
)
15 (require 'geiser-completion
)
16 (require 'geiser-edit
)
17 (require 'geiser-base
)
22 (make-variable-buffer-local
23 (defvar geiser-company--enabled-flag nil
))
25 (make-variable-buffer-local
26 (defvar geiser-company--autodoc-flag nil
))
28 (make-variable-buffer-local
29 (defvar geiser-company--completions nil
))
31 (defun geiser-company--candidates (prefix)
32 (and (equal prefix
(car geiser-company--completions
))
33 (cdr geiser-company--completions
)))
35 (defun geiser-company--doc (id)
37 (when (not (geiser-autodoc--inhibit))
38 (let ((help (geiser-autodoc--autodoc `((,id
0)))))
39 (and help
(substring-no-properties help
))))))
41 (defsubst geiser-company--doc-buffer
(id) nil
)
43 (defun geiser-company--location (id)
45 (when (not (geiser-autodoc--inhibit))
46 (let ((id (make-symbol id
)))
48 (geiser-edit-module id
'noselect
)
49 (error (geiser-edit-symbol id
'noselect
)))))))
51 (defun geiser-company--prefix-at-point ()
52 (when (and (not (geiser-autodoc--inhibit)) geiser-company--enabled-flag
)
53 (if (nth 8 (syntax-ppss)) 'stop
54 (let* ((prefix (and (looking-at-p "\\_>")
55 (geiser-completion--prefix nil
)))
57 (geiser-completion--complete prefix nil
)))
59 (geiser-completion--complete prefix t
)))
60 (mprefix (and (not cmps1
) (not cmps2
)
61 (geiser-completion--prefix t
)))
62 (cmps3 (and mprefix
(geiser-completion--complete mprefix t
)))
63 (cmps (or cmps3
(append cmps1 cmps2
)))
64 (prefix (or mprefix prefix
)))
65 (setq geiser-company--completions
(cons prefix cmps
))
71 (defun geiser-company--setup (enable)
72 (setq geiser-company--enabled-flag enable
)
73 (when (fboundp 'geiser-company--setup-company
)
74 (geiser-company--setup-company enable
)))
76 (defun geiser-company--inhibit-autodoc (ignored)
77 (when (setq geiser-company--autodoc-flag geiser-autodoc-mode
)
78 (geiser-autodoc-mode -
1)))
80 (defun geiser-company--restore-autodoc (&optional ignored
)
81 (when geiser-company--autodoc-flag
82 (geiser-autodoc-mode 1)))
85 ;;; Company activation
87 (eval-after-load "company"
89 (defun geiser-company-backend (command &optional arg
&rest ignored
)
90 "A `company-mode' completion back-end for `geiser-mode'."
91 (interactive (list 'interactive
))
93 ('interactive
(company-begin-backend 'geiser-company-backend
))
94 ('prefix
(geiser-company--prefix-at-point))
95 ('candidates
(geiser-company--candidates arg
))
96 ('meta
(geiser-company--doc arg
))
97 ('doc-buffer
(geiser-company--doc-buffer arg
))
98 ('location
(geiser-company--location arg
))
100 (defun geiser-company--setup-company (enable)
101 (set (make-local-variable 'company-default-lighter
) "/C")
102 (set (make-local-variable 'company-echo-delay
) 0.01)
103 (set (make-local-variable 'company-backends
)
104 (and enable
'(geiser-company-backend)))
105 (company-mode (if enable
1 -
1)))
106 (add-hook 'company-completion-finished-hook
107 'geiser-company--restore-autodoc
)
108 (add-hook 'company-completion-cancelled-hook
109 'geiser-company--restore-autodoc
)
110 (add-hook 'company-completion-started-hook
111 'geiser-company--inhibit-autodoc
)
112 (define-key company-active-map
(kbd "M-`")
116 (call-interactively 'geiser-completion--complete-module
)))))
120 (provide 'geiser-company
)