-
Notifications
You must be signed in to change notification settings - Fork 0
/
opam-user-setup.el
145 lines (125 loc) · 5.97 KB
/
opam-user-setup.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
;; ## added by OPAM user-setup for emacs / base ## cfd3c9b7837c85cffd0c59de521990f0 ## you can edit, but keep this line
(provide 'opam-user-setup)
;; Base configuration for OPAM
(defun opam-shell-command-to-string (command)
"Similar to shell-command-to-string, but returns nil unless the process
returned 0, and ignores stderr (shell-command-to-string ignores return value)"
(let* ((return-value 0)
(return-string
(with-output-to-string
(setq return-value
(with-current-buffer standard-output
(process-file shell-file-name nil '(t nil) nil
shell-command-switch command))))))
(if (= return-value 0) return-string nil)))
(defun opam-update-env (switch)
"Update the environment to follow current OPAM switch configuration"
(interactive
(list
(let ((default
(car (split-string (opam-shell-command-to-string "opam switch show --safe")))))
(completing-read
(concat "opam switch (" default "): ")
(split-string (opam-shell-command-to-string "opam switch list -s --safe") "\n")
nil t nil nil default))))
(let* ((switch-arg (if (= 0 (length switch)) "" (concat "--switch " switch)))
(command (concat "opam config env --safe --sexp " switch-arg))
(env (opam-shell-command-to-string command)))
(when (and env (not (string= env "")))
(dolist (var (car (read-from-string env)))
(setenv (car var) (cadr var))
(when (string= (car var) "PATH")
(setq exec-path (split-string (cadr var) path-separator)))))))
(opam-update-env nil)
(defvar opam-share
(let ((reply (opam-shell-command-to-string "opam config var share --safe")))
(when reply (substring reply 0 -1))))
(add-to-list 'load-path (concat opam-share "/emacs/site-lisp"))
;; OPAM-installed tools automated detection and initialisation
(defun opam-setup-tuareg ()
(add-to-list 'load-path (concat opam-share "/tuareg") t)
(load "tuareg-site-file"))
(defun opam-setup-add-ocaml-hook (h)
(add-hook 'tuareg-mode-hook h t)
(add-hook 'caml-mode-hook h t))
(defun opam-setup-complete ()
(if (require 'company nil t)
(opam-setup-add-ocaml-hook
(lambda ()
(company-mode)
(defalias 'auto-complete 'company-complete)))
(require 'auto-complete nil t)))
(defun opam-setup-ocp-indent ()
(opam-setup-complete)
(autoload 'ocp-setup-indent "ocp-indent" "Improved indentation for Tuareg mode")
(autoload 'ocp-indent-caml-mode-setup "ocp-indent" "Improved indentation for Caml mode")
(add-hook 'tuareg-mode-hook 'ocp-setup-indent t)
(add-hook 'caml-mode-hook 'ocp-indent-caml-mode-setup t))
(defun opam-setup-ocp-index ()
(autoload 'ocp-index-mode "ocp-index" "OCaml code browsing, documentation and completion based on build artefacts")
(opam-setup-add-ocaml-hook 'ocp-index-mode))
(defun opam-setup-merlin ()
(opam-setup-complete)
(require 'merlin)
(opam-setup-add-ocaml-hook 'merlin-mode)
(defcustom ocp-index-use-auto-complete nil
"Use auto-complete with ocp-index (disabled by default by opam-user-setup because merlin is in use)"
:group 'ocp_index)
(defcustom merlin-ac-setup 'easy
"Use auto-complete with merlin (enabled by default by opam-user-setup)"
:group 'merlin-ac)
;; So you can do it on a mac, where `C-<up>` and `C-<down>` are used
;; by spaces.
(define-key merlin-mode-map
(kbd "C-c <up>") 'merlin-type-enclosing-go-up)
(define-key merlin-mode-map
(kbd "C-c <down>") 'merlin-type-enclosing-go-down)
(set-face-background 'merlin-type-face "skyblue"))
(defun opam-setup-utop ()
(autoload 'utop "utop" "Toplevel for OCaml" t)
(autoload 'utop-minor-mode "utop" "Minor mode for utop" t)
(add-hook 'tuareg-mode-hook 'utop-minor-mode))
(defvar opam-tools
'(("tuareg" . opam-setup-tuareg)
("ocp-indent" . opam-setup-ocp-indent)
("ocp-index" . opam-setup-ocp-index)
("merlin" . opam-setup-merlin)
("utop" . opam-setup-utop)))
(defun opam-detect-installed-tools ()
(let*
((command "opam list --installed --short --safe --color=never")
(names (mapcar 'car opam-tools))
(command-string (mapconcat 'identity (cons command names) " "))
(reply (opam-shell-command-to-string command-string)))
(when reply (split-string reply))))
(defvar opam-tools-installed (opam-detect-installed-tools))
(defun opam-auto-tools-setup ()
(interactive)
(dolist (tool opam-tools)
(when (member (car tool) opam-tools-installed)
(funcall (symbol-function (cdr tool))))))
(opam-auto-tools-setup)
;; ## end of OPAM user-setup addition for emacs / base ## keep this line
;; ## added by OPAM user-setup for emacs / tuareg ## 4601c7f115e4c8689bbae3992cb70a14 ## you can edit, but keep this line
;; Set to autoload tuareg from its original switch when not found in current
;; switch (don't load tuareg-site-file as it adds unwanted load-paths)
(defun opam-tuareg-autoload (fct file doc args)
(let ((load-path (cons "/home/Kononov/.opam/default/share/emacs/site-lisp" load-path)))
(load file))
(apply fct args))
(when (not (member "tuareg" opam-tools-installed))
(defun tuareg-mode (&rest args)
(opam-tuareg-autoload 'tuareg-mode "tuareg" "Major mode for editing OCaml code" args))
(defun tuareg-run-ocaml (&rest args)
(opam-tuareg-autoload 'tuareg-run-ocaml "tuareg" "Run an OCaml toplevel process" args))
(defun ocamldebug (&rest args)
(opam-tuareg-autoload 'ocamldebug "ocamldebug" "Run the OCaml debugger" args))
(defalias 'run-ocaml 'tuareg-run-ocaml)
(defalias 'camldebug 'ocamldebug)
(add-to-list 'auto-mode-alist '("\\.ml[iylp]?\\'" . tuareg-mode))
(add-to-list 'auto-mode-alist '("\\.eliomi?\\'" . tuareg-mode))
(add-to-list 'interpreter-mode-alist '("ocamlrun" . tuareg-mode))
(add-to-list 'interpreter-mode-alist '("ocaml" . tuareg-mode))
(dolist (ext '(".cmo" ".cmx" ".cma" ".cmxa" ".cmxs" ".cmt" ".cmti" ".cmi" ".annot"))
(add-to-list 'completion-ignored-extensions ext)))
;; ## end of OPAM user-setup addition for emacs / tuareg ## keep this line