1 ;;; fuel-debug-uses.el -- retrieving USING: stanzas -*- lexical-binding: t -*-
3 ;; Copyright (C) 2008, 2009 Jose Antonio Ortega Ruiz
4 ;; See http://factorcode.org/license.txt for BSD license.
6 ;; Author: Jose Antonio Ortega Ruiz <jao@gnu.org>
7 ;; Keywords: languages, fuel, factor
8 ;; Start date: Tue Dec 23, 2008 04:23
12 ;; Support for getting and updating factor source vocabulary lists.
26 (defgroup fuel-debug-uses nil
27 "Customization for FUEL's debug uses."
30 (defface fuel-debug-uses-header-face '((t (:inherit header)))
31 "Header face for FUEL's debug uses."
32 :group 'fuel-debug-uses
36 (defface fuel-debug-uses-prompt-face '((t (:inherit comint-highlight-prompt)))
37 "Prompt face for FUEL's debug uses."
38 :group 'fuel-debug-uses
43 ;;; Utility functions:
45 (defsubst fuel-debug--chomp (s)
46 (replace-regexp-in-string "[\n\r\f]" "" s))
48 (defun fuel-debug--file-lines (file)
49 (when (file-readable-p file)
50 (with-current-buffer (find-file-noselect file)
52 (goto-char (point-min))
53 (let ((lines) (in-usings))
55 (when (looking-at "^USING: ") (setq in-usings t))
56 (let ((line (fuel-debug--chomp
57 (substring-no-properties (thing-at-point 'line)))))
58 (when in-usings (setq line (concat "! " line)))
60 (when (and in-usings (looking-at "\\(^\\|.* \\);\\( \\|\n\\)"))
65 (defun fuel-debug--uses-filter (restarts)
66 (let ((result) (i 1) (rn 0))
67 (dolist (r restarts (reverse result))
69 (when (string-match "Use the .+ vocabulary\\|Defer" r)
70 (push (list i rn r) result)
74 ;;; Retrieving USINGs:
76 (defun fuel-debug--uses-buffer ()
77 (or (get-buffer "*fuel uses*")
78 (with-current-buffer (get-buffer-create "*fuel uses*")
79 (fuel-debug-uses-mode)
83 (defvar-local fuel-debug--uses-file nil)
85 (defvar-local fuel-debug--uses-restarts nil)
87 (defsubst fuel-debug--uses-insert-title ()
88 (insert "Inferring USING: stanza for " fuel-debug--uses-file ".\n\n"))
90 (defun fuel-debug--uses-prepare (file)
91 (with-current-buffer (fuel-debug--uses-buffer)
92 (let ((inhibit-read-only t))
93 (setq fuel-debug--uses-file file
95 fuel-debug--uses-restarts nil)
97 (fuel-debug--uses-insert-title))))
99 (defun fuel-debug--uses-clean ()
100 (setq fuel-debug--uses-file nil
102 fuel-debug--uses-restarts nil))
104 (defun fuel-debug--current-usings (file)
105 (with-current-buffer (find-file-noselect file)
106 (sort (factor-find-usings t) 'string<)))
108 (defun fuel-debug--uses-for-file (file)
109 (let* ((lines (fuel-debug--file-lines file))
110 (old-usings (fuel-debug--current-usings file))
111 (cmd `(:fuel ((V{ ,@old-usings }
112 [ ,file V{ ,@lines } fuel-get-uses ]
113 fuel-use-suggested-vocabs)) t t)))
114 (fuel-debug--uses-prepare file)
115 (with-current-buffer (fuel-debug--uses-buffer)
116 (let ((inhibit-read-only t))
117 (insert "Asking Factor. Please, wait...\n")
118 (fuel-eval--send cmd 'fuel-debug--uses-cont)))
119 (fuel-popup--display (fuel-debug--uses-buffer))))
121 (defun fuel-debug--uses-cont (retort)
122 (let ((uses (fuel-debug--uses retort))
123 (err (fuel-eval--retort-error retort)))
125 (fuel-debug--uses-display-err retort)
126 (fuel-debug--uses-display uses))))
128 (defun fuel-debug--uses-display (uses)
129 (let* ((inhibit-read-only t)
130 (old (fuel-debug--current-usings fuel-debug--uses-file))
131 (new (sort uses 'string<)))
133 (fuel-debug--uses-insert-title)
134 (if (cl-equalp old new)
136 (insert "Current USING: is already fine!. Type 'q' to bury buffer.\n")
137 (fuel-debug--uses-clean))
138 (fuel-debug--highlight-names old new 'fuel-font-lock-debug-unneeded-vocab)
139 (fuel-debug--highlight-names new old 'fuel-font-lock-debug-missing-vocab)
140 (fuel-debug--insert-vlist "Current vocabulary list:" old)
142 (fuel-debug--insert-vlist "Correct vocabulary list:" new)
143 (setq fuel-debug--uses new)
144 (insert "\nType 'y' to update your USING: to the new one.\n"))))
146 (defun fuel-debug--uses-display-err (retort)
147 (let* ((inhibit-read-only t)
148 (err (fuel-eval--retort-error retort))
149 (restarts (fuel-debug--uses-filter (fuel-eval--error-restarts err)))
150 (unique (= 1 (length restarts))))
152 (fuel-debug--uses-insert-title)
153 (insert (fuel-eval--retort-output retort))
156 (insert "\nSorry, couldn't infer the vocabulary list.\n")
157 (setq fuel-debug--uses-restarts restarts)
158 (if unique (fuel-debug--uses-restart 1)
159 (insert "\nPlease, type the number of the desired vocabulary:\n\n")
161 (insert (format " :%s %s\n" (cl-first r) (cl-third r))))))))
163 (defun fuel-debug--uses-update-usings ()
165 (let ((inhibit-read-only t)
166 (file fuel-debug--uses-file)
167 (uses fuel-debug--uses))
170 (fuel-debug--uses-clean)
172 (fuel-debug--replace-usings file uses)
173 (message "USING: updated!"))))
175 (defun fuel-debug--uses-restart (n)
176 (when (and (> n 0) (<= n (length fuel-debug--uses-restarts)))
177 (let* ((inhibit-read-only t)
178 (restart (format ":%s" (cadr (nth (1- n) fuel-debug--uses-restarts))))
179 (cmd `(:fuel ([ (:factor ,restart) ] fuel-with-autouse) t t)))
180 (setq fuel-debug--uses-restarts nil)
181 (insert "\nAsking Factor. Please, wait ...\n")
182 (fuel-eval--send cmd 'fuel-debug--uses-cont))))
187 (defconst fuel-debug--uses-header-regex
189 (regexp-opt '("Inferring USING: stanza for "
190 "Current USING: is already fine!"
191 "Current vocabulary list:"
192 "Correct vocabulary list:"
193 "Sorry, couldn't infer the vocabulary list."
196 (defconst fuel-debug--uses-prompt-regex
198 (regexp-opt '("Asking Factor. Please, wait ..."
199 "Please, type the number of the desired vocabulary:"
200 "Type 'y' to update your USING: to the new one."))))
202 (defconst fuel-debug--uses-font-lock-keywords
203 `((,fuel-debug--uses-header-regex . 'fuel-debug-uses-header-face)
204 (,fuel-debug--uses-prompt-regex . 'fuel-debug-uses-prompt-face)
205 (,fuel-debug--restart-regex (1 'fuel-font-lock-debug-restart-number)
206 (2 'fuel-font-lock-debug-restart-name))))
208 (defvar fuel-debug-uses-mode-map
209 (let ((map (make-keymap)))
210 (suppress-keymap map)
212 (define-key map (vector (+ ?1 n))
213 `(lambda () (interactive) (fuel-debug--uses-restart ,(1+ n)))))
214 (define-key map "y" 'fuel-debug--uses-update-usings)
215 (define-key map "\C-c\C-c" 'fuel-debug--uses-update-usings)
219 (define-derived-mode fuel-debug-uses-mode fundamental-mode "FUEL Uses"
220 "A major mode for displaying Factor's USING: inference results.
221 \\{fuel-debug-uses-mode-map}"
222 (buffer-disable-undo)
223 (setq font-lock-defaults
224 '(fuel-debug--uses-font-lock-keywords t nil nil nil)))
227 (provide 'fuel-debug-uses)
229 ;;; fuel-debug-uses.el ends here