forked from emacs-lsp/lsp-ui
-
Notifications
You must be signed in to change notification settings - Fork 0
/
lsp-ui-flycheck.el
171 lines (147 loc) · 6.72 KB
/
lsp-ui-flycheck.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
171
;;; lsp-ui-flycheck.el --- Flycheck support for lsp-mode -*- lexical-binding: t; -*-
;; Copyright (C) 2017 fmdkdd
;; URL: https://github.com/emacs-lsp/lsp-ui
;; Keywords: languagues, tools
;; Version: 6.2
;; 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:
;; Flycheck integration for lsp-mode.
;;; Code:
(require 'flycheck nil 'noerror) ; Temporary solution, see #514
(require 'pcase)
(require 'dash)
(require 'lsp-protocol)
(require 'lsp-mode)
(defgroup lsp-ui-flycheck nil
"The LSP extension to display syntax checking."
:group 'tools
:group 'convenience
:group 'lsp-ui
:link '(custom-manual "(lsp-ui-flycheck) Top")
:link '(info-link "(lsp-ui-flycheck) Customizing"))
(defcustom lsp-ui-flycheck-list-position 'bottom
"Position where `lsp-ui-flycheck-list' will show diagnostics for the
whole workspace."
:type '(choice (const :tag "Bottom" bottom)
(const :tag "Right" right))
:group 'lsp-ui-flycheck)
(defvar-local lsp-ui-flycheck-list--buffer nil)
(defvar-local lsp-ui-flycheck--save-mode nil)
(defun lsp-ui-flycheck-list--post-command ()
(when (eobp)
(forward-line -1)))
(defun lsp-ui-flycheck-list--update (window workspace)
"Update flycheck buffer in WINDOW belonging to WORKSPACE.
Use `lsp-diagnostics' to receive diagnostics from your LSP server."
(let ((buffer-read-only nil)
(lsp--cur-workspace workspace))
(erase-buffer)
(remove-overlays)
(maphash (lambda (file diagnostic)
(when diagnostic
(overlay-put
(make-overlay (point) (point))
'after-string
(concat (propertize "\n" 'face '(:height 0.2))
(propertize (lsp-ui--workspace-path file)
'face 'dired-directory)
(propertize "\n" 'face '(:height 0.2)))))
(dolist (diag diagnostic)
(-let* (((&Diagnostic :message :severity? :source?
:range (&Range :start (&Position :line start-line))) diag)
(formatted-message (or (if source? (format "%s: %s" source? message) message) "???"))
(severity (or severity? 1))
(line (1+ start-line))
(face (cond ((= severity 1) 'error)
((= severity 2) 'warning)
(t 'success)))
(text (concat (propertize (number-to-string line) 'face face)
": "
(car (split-string formatted-message "\n")))))
(add-text-properties 0 (length text) `(diag ,diag file ,file window ,window) text)
(insert (concat text "\n")))))
(lsp-diagnostics)))
(if (= (point) 1)
(overlay-put (make-overlay 1 1)
'after-string "No diagnostic available\n")
(goto-char 1))
(lsp-ui-flycheck-list-mode))
(defun lsp-ui-flycheck-list ()
"List all the diagnostics in the whole workspace."
(interactive)
(let ((buffer (get-buffer-create "*lsp-diagnostics*"))
(workspace lsp--cur-workspace)
(window (selected-window)))
(with-current-buffer buffer
(lsp-ui-flycheck-list--update window workspace))
(add-hook 'lsp-diagnostics-updated-hook 'lsp-ui-flycheck-list--refresh nil t)
(setq lsp-ui-flycheck-list--buffer buffer)
(let ((win (display-buffer-in-side-window
buffer `((side . ,lsp-ui-flycheck-list-position) (slot . 5) (window-width . 0.20)))))
(set-window-dedicated-p win t)
(select-window win)
(fit-window-to-buffer nil nil 10))))
(defun lsp-ui-flycheck-list--refresh ()
(let ((workspace lsp--cur-workspace)
(current-window (selected-window)))
(when (and (buffer-live-p lsp-ui-flycheck-list--buffer)
(get-buffer-window lsp-ui-flycheck-list--buffer)
workspace)
(with-selected-window (get-buffer-window lsp-ui-flycheck-list--buffer)
(lsp-ui-flycheck-list--update current-window workspace)
(fit-window-to-buffer nil nil 10)))))
(defun lsp-ui-flycheck-list--open ()
(-when-let* ((diag (get-text-property (point) 'diag))
((&Diagnostic :range (&Range :start (&Position :line start-line
:character start-column))) diag)
(file (get-text-property (point) 'file))
(window (get-text-property (point) 'window))
(marker (with-current-buffer
(or (get-file-buffer file)
(find-file-noselect file))
(save-restriction
(widen)
(save-excursion
(goto-char 1)
(forward-line start-line)
(forward-char start-column)
(point-marker))))))
(set-window-buffer window (marker-buffer marker) t)
(with-selected-window window
(goto-char marker)
(recenter)
(pulse-momentary-highlight-one-line (marker-position marker) 'next-error))
window))
(defun lsp-ui-flycheck-list--view ()
(interactive)
(lsp-ui-flycheck-list--open))
(defun lsp-ui-flycheck-list--visit ()
(interactive)
(select-window (lsp-ui-flycheck-list--open)))
(defun lsp-ui-flycheck-list--quit ()
(interactive)
(kill-buffer))
(defvar lsp-ui-flycheck-list-mode-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "q") 'lsp-ui-flycheck-list--quit)
(define-key map (kbd "<return>") 'lsp-ui-flycheck-list--view)
(define-key map (kbd "<M-return>") 'lsp-ui-flycheck-list--visit)
map)
"Keymap for ‘lsp-ui-flycheck-list-mode’.")
(define-derived-mode lsp-ui-flycheck-list-mode special-mode "lsp-ui-flycheck-list"
"Mode showing flycheck diagnostics for the whole workspace."
(setq truncate-lines t)
(setq mode-line-format nil)
(add-hook 'post-command-hook 'lsp-ui-flycheck-list--post-command nil t))
(declare-function lsp-ui--workspace-path "lsp-ui" (path))
(provide 'lsp-ui-flycheck)
;;; lsp-ui-flycheck.el ends here