forked from clojure-emacs/cider
-
Notifications
You must be signed in to change notification settings - Fork 0
/
cider-clojuredocs.el
170 lines (142 loc) · 6.2 KB
/
cider-clojuredocs.el
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
;;; cider-clojuredocs.el --- ClojureDocs integration -*- lexical-binding: t -*-
;; Copyright © 2014-2022 Bozhidar Batsov and CIDER contributors
;;
;; Author: Bozhidar Batsov <bozhidar@batsov.dev>
;; 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/>.
;; This file is not part of GNU Emacs.
;;; Commentary:
;; A few commands for ClojureDocs documentation lookup.
;;; Code:
(require 'cider-client)
(require 'cider-common)
(require 'subr-x)
(require 'cider-popup)
(require 'nrepl-dict)
(require 'url-vars)
(defconst cider-clojuredocs-url "https://clojuredocs.org/")
(defconst cider-clojuredocs-buffer "*cider-clojuredocs*")
(defun cider-sync-request:clojuredocs-lookup (ns sym)
"Perform nREPL \"resource\" op with NS and SYM."
(thread-first `("op" "clojuredocs-lookup"
"ns" ,ns
"sym" ,sym)
(cider-nrepl-send-sync-request)
(nrepl-dict-get "clojuredocs")))
(defun cider-sync-request:clojuredocs-refresh ()
"Refresh the ClojureDocs cache."
(thread-first '("op" "clojuredocs-refresh-cache")
(cider-nrepl-send-sync-request)
(nrepl-dict-get "status")))
(defun cider-clojuredocs-replace-special (name)
"Convert the dashes in NAME to a ClojureDocs friendly format.
We need to handle \"?\", \".\", \"..\" and \"/\"."
(thread-last name
(replace-regexp-in-string "\\?" "_q")
(replace-regexp-in-string "\\(\\.+\\)" "_\\1")
(replace-regexp-in-string "/" "fs")))
(defun cider-clojuredocs-url (name ns)
"Generate a ClojureDocs url from NAME and NS."
(let ((base-url cider-clojuredocs-url))
(when (and name ns)
(concat base-url ns "/" (cider-clojuredocs-replace-special name)))))
(defun cider-clojuredocs-web-lookup (sym)
"Open the ClojureDocs documentation for SYM in a web browser."
(if-let* ((var-info (cider-var-info sym)))
(let ((name (nrepl-dict-get var-info "name"))
(ns (nrepl-dict-get var-info "ns")))
(browse-url (cider-clojuredocs-url name ns)))
(error "Symbol %s not resolved" sym)))
;;;###autoload
(defun cider-clojuredocs-web (&optional arg)
"Open ClojureDocs documentation in the default web browser.
Prompts for the symbol to use, or uses the symbol at point, depending on
the value of `cider-prompt-for-symbol'. With prefix arg ARG, does the
opposite of what that option dictates."
(interactive "P")
(funcall (cider-prompt-for-symbol-function arg)
"ClojureDocs doc for"
#'cider-clojuredocs-web-lookup))
;;;###autoload
(defun cider-clojuredocs-refresh-cache ()
"Refresh the ClojureDocs cache."
(interactive)
(let ((result (cider-sync-request:clojuredocs-refresh)))
(if (member "ok" result)
(message "ClojureDocs cache refreshed successfully")
(message "An error occurred while trying to refresh the ClojureDocs cache"))))
(defun cider-create-clojuredocs-buffer (content)
"Create a new ClojureDocs buffer with CONTENT."
(with-current-buffer (cider-popup-buffer cider-clojuredocs-buffer t)
(read-only-mode -1)
(set-syntax-table clojure-mode-syntax-table)
(local-set-key (kbd "C-c C-d C-c") 'cider-clojuredocs)
(insert content)
(cider-popup-buffer-mode 1)
(view-mode 1)
(goto-char (point-min))
(current-buffer)))
(defun cider-clojuredocs--content (dict)
"Generate a nice string from DICT."
(with-temp-buffer
(insert "= " (nrepl-dict-get dict "ns") "/" (nrepl-dict-get dict "name") "\n\n")
(let ((arglists (nrepl-dict-get dict "arglists")))
(dolist (arglist arglists)
(insert (format " [%s]\n" arglist)))
(insert "\n")
(insert (nrepl-dict-get dict "doc"))
(insert "\n"))
(insert "\n== See Also\n\n")
(if-let ((see-alsos (nrepl-dict-get dict "see-alsos")))
(dolist (see-also see-alsos)
(insert-text-button (format "* %s\n" see-also)
'sym see-also
'action (lambda (btn)
(cider-clojuredocs-lookup (button-get btn 'sym)))
'help-echo (format "Press Enter or middle click to jump to %s" see-also)))
(insert "Not available\n"))
(insert "\n== Examples\n\n")
(if-let ((examples (nrepl-dict-get dict "examples")))
(dolist (example examples)
(insert (cider-font-lock-as-clojure example))
(insert "\n-------------------------------------------------\n"))
(insert "Not available\n"))
(insert "\n== Notes\n\n")
(if-let ((notes (nrepl-dict-get dict "notes")))
(dolist (note notes)
(insert note)
(insert "\n-------------------------------------------------\n"))
(insert "Not available\n"))
(buffer-string)))
(defun cider-clojuredocs-lookup (sym)
"Look up the ClojureDocs documentation for SYM."
(let ((docs (cider-sync-request:clojuredocs-lookup (cider-current-ns) sym)))
(pop-to-buffer (cider-create-clojuredocs-buffer (cider-clojuredocs--content docs)))
;; highlight the symbol in question in the docs buffer
(highlight-regexp
(regexp-quote
(or (cadr (split-string sym "/"))
sym))
'bold)))
;;;###autoload
(defun cider-clojuredocs (&optional arg)
"Open ClojureDocs documentation in a popup buffer.
Prompts for the symbol to use, or uses the symbol at point, depending on
the value of `cider-prompt-for-symbol'. With prefix arg ARG, does the
opposite of what that option dictates."
(interactive "P")
(when (derived-mode-p 'clojurescript-mode)
(user-error "`cider-clojuredocs' doesn't support ClojureScript"))
(funcall (cider-prompt-for-symbol-function arg)
"ClojureDocs doc for"
#'cider-clojuredocs-lookup))
(provide 'cider-clojuredocs)
;;; cider-clojuredocs.el ends here