215 lines
7.4 KiB
EmacsLisp
215 lines
7.4 KiB
EmacsLisp
;;; fuel-debug-uses.el -- retrieving USING: stanzas
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;; Copyright (C) 2008, 2009 Jose Antonio Ortega Ruiz
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;; See http://factorcode.org/license.txt for BSD license.
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;; Author: Jose Antonio Ortega Ruiz <jao@gnu.org>
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;; Keywords: languages, fuel, factor
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;; Start date: Tue Dec 23, 2008 04:23
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;;; Comentary:
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;; Support for getting and updating factor source vocabulary lists.
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;;; Code:
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(require 'fuel-debug)
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(require 'fuel-eval)
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(require 'fuel-popup)
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(require 'fuel-font-lock)
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(require 'fuel-base)
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;;; Customization:
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(fuel-font-lock--defface fuel-font-lock-debug-uses-header
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'bold fuel-debug "headers in Uses buffers")
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(fuel-font-lock--defface fuel-font-lock-debug-uses-prompt
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'italic fuel-debug "prompts in Uses buffers")
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;;; Utility functions:
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(defsubst fuel-debug--chomp (s)
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(replace-regexp-in-string "[\n\r\f]" "" s))
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(defun fuel-debug--file-lines (file)
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(when (file-readable-p file)
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(with-current-buffer (find-file-noselect file)
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(save-excursion
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(goto-char (point-min))
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(let ((lines) (in-usings))
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(while (not (eobp))
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(when (looking-at "^USING: ") (setq in-usings t))
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(let ((line (fuel-debug--chomp
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(substring-no-properties (thing-at-point 'line)))))
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(when in-usings (setq line (concat "! " line)))
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(push line lines))
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(when (and in-usings (looking-at "\\(^\\|.* \\);\\( \\|\n\\)"))
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(setq in-usings nil))
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(forward-line))
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(reverse lines))))))
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(defun fuel-debug--uses-filter (restarts)
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(let ((result) (i 1) (rn 0))
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(dolist (r restarts (reverse result))
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(setq rn (1+ rn))
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(when (string-match "Use the .+ vocabulary\\|Defer" r)
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(push (list i rn r) result)
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(setq i (1+ i))))))
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;;; Retrieving USINGs:
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(fuel-popup--define fuel-debug--uses-buffer
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"*fuel uses*" 'fuel-debug-uses-mode)
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(make-variable-buffer-local
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(defvar fuel-debug--uses-file nil))
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(make-variable-buffer-local
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(defvar fuel-debug--uses-restarts nil))
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(defsubst fuel-debug--uses-insert-title ()
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(insert "Inferring USING: stanza for " fuel-debug--uses-file ".\n\n"))
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(defun fuel-debug--uses-prepare (file)
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(fuel--with-popup (fuel-debug--uses-buffer)
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(setq fuel-debug--uses-file file
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fuel-debug--uses nil
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fuel-debug--uses-restarts nil)
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(erase-buffer)
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(fuel-debug--uses-insert-title)))
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(defun fuel-debug--uses-clean ()
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(setq fuel-debug--uses-file nil
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fuel-debug--uses nil
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fuel-debug--uses-restarts nil))
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(defun fuel-debug--current-usings (file)
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(with-current-buffer (find-file-noselect file)
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(sort (fuel-syntax--find-usings t) 'string<)))
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(defun fuel-debug--uses-for-file (file)
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(let* ((lines (fuel-debug--file-lines file))
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(old-usings (fuel-debug--current-usings file))
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(cmd `(:fuel ((V{ ,@old-usings }
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[ V{ ,@lines } fuel-get-uses ]
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fuel-use-suggested-vocabs)) t t)))
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(fuel-debug--uses-prepare file)
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(fuel--with-popup (fuel-debug--uses-buffer)
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(insert "Asking Factor. Please, wait ...\n")
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(fuel-eval--send cmd 'fuel-debug--uses-cont))
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(fuel-popup--display (fuel-debug--uses-buffer))))
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(defun fuel-debug--uses-cont (retort)
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(let ((uses (fuel-debug--uses retort))
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(err (fuel-eval--retort-error retort)))
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(if uses (fuel-debug--uses-display uses)
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(fuel-debug--uses-display-err retort))))
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(defun fuel-debug--uses-display (uses)
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(let* ((inhibit-read-only t)
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(old (fuel-debug--current-usings fuel-debug--uses-file))
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(new (sort uses 'string<)))
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(erase-buffer)
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(fuel-debug--uses-insert-title)
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(if (equalp old new)
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(progn
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(insert "Current USING: is already fine!. Type 'q' to bury buffer.\n")
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(fuel-debug--uses-clean))
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(fuel-debug--highlight-names old new 'fuel-font-lock-debug-unneeded-vocab)
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(fuel-debug--highlight-names new old 'fuel-font-lock-debug-missing-vocab)
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(fuel-debug--insert-vlist "Current vocabulary list:" old)
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(newline)
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(fuel-debug--insert-vlist "Correct vocabulary list:" new)
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(setq fuel-debug--uses new)
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(insert "\nType 'y' to update your USING: to the new one.\n"))))
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(defun fuel-debug--uses-display-err (retort)
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(let* ((inhibit-read-only t)
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(err (fuel-eval--retort-error retort))
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(restarts (fuel-debug--uses-filter (fuel-eval--error-restarts err)))
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(unique (= 1 (length restarts))))
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(erase-buffer)
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(fuel-debug--uses-insert-title)
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(insert (fuel-eval--retort-output retort))
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(newline)
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(if (not restarts)
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(insert "\nSorry, couldn't infer the vocabulary list.\n")
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(setq fuel-debug--uses-restarts restarts)
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(if unique (fuel-debug--uses-restart 1)
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(insert "\nPlease, type the number of the desired vocabulary:\n\n")
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(dolist (r restarts)
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(insert (format " :%s %s\n" (first r) (third r))))))))
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(defun fuel-debug--uses-update-usings ()
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(interactive)
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(let ((inhibit-read-only t)
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(file fuel-debug--uses-file)
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(uses fuel-debug--uses))
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(when (and uses file)
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(insert "\nDone!")
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(fuel-debug--uses-clean)
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(fuel-popup--quit)
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(fuel-debug--replace-usings file uses)
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(message "USING: updated!"))))
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(defun fuel-debug--uses-restart (n)
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(when (and (> n 0) (<= n (length fuel-debug--uses-restarts)))
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(let* ((inhibit-read-only t)
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(restart (format ":%s" (cadr (nth (1- n) fuel-debug--uses-restarts))))
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(cmd `(:fuel ([ (:factor ,restart) ] fuel-with-autouse) t t)))
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(setq fuel-debug--uses-restarts nil)
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(insert "\nAsking Factor. Please, wait ...\n")
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(fuel-eval--send cmd 'fuel-debug--uses-cont))))
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;;; Fuel uses mode:
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(defvar fuel-debug-uses-mode-map
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(let ((map (make-keymap)))
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(suppress-keymap map)
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(dotimes (n 9)
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(define-key map (vector (+ ?1 n))
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`(lambda () (interactive) (fuel-debug--uses-restart ,(1+ n)))))
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(define-key map "y" 'fuel-debug--uses-update-usings)
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(define-key map "\C-c\C-c" 'fuel-debug--uses-update-usings)
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map))
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(defconst fuel-debug--uses-header-regex
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(format "^%s.*$" (regexp-opt '("Inferring USING: stanza for "
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"Current USING: is already fine!"
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"Current vocabulary list:"
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"Correct vocabulary list:"
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"Sorry, couldn't infer the vocabulary list."
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"Done!"))))
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(defconst fuel-debug--uses-prompt-regex
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(format "^%s" (regexp-opt '("Asking Factor. Please, wait ..."
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"Please, type the number of the desired vocabulary:"
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"Type 'y' to update your USING: to the new one."))))
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(defconst fuel-debug--uses-font-lock-keywords
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`((,fuel-debug--uses-header-regex . 'fuel-font-lock-debug-uses-header)
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(,fuel-debug--uses-prompt-regex . 'fuel-font-lock-debug-uses-prompt)
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(,fuel-debug--restart-regex (1 'fuel-font-lock-debug-restart-number)
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(2 'fuel-font-lock-debug-restart-name))))
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(defun fuel-debug-uses-mode ()
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"A major mode for displaying Factor's USING: inference results."
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(interactive)
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(kill-all-local-variables)
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(buffer-disable-undo)
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(setq major-mode 'fuel-debug-uses-mode)
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(setq mode-name "Fuel Uses:")
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(set (make-local-variable 'font-lock-defaults)
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'(fuel-debug--uses-font-lock-keywords t nil nil nil))
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(use-local-map fuel-debug-uses-mode-map))
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(provide 'fuel-debug-uses)
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;;; fuel-debug-uses.el ends here
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