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|
;; $State$ $Date$ $Revision$
;;--------------------------------------------------------------------------;;
;;--------------------------------------------------------------------------;;
;; the proof by rules popup menu part
;;
;; Note : program extraction is still experimental This file is very
;; dependant of the actual state of our developments
;;--------------------------------------------------------------------------;;
(require 'pg-pbrpm)
;;--------------------------------------------------------------------------;;
;; Syntactic functions
;;--------------------------------------------------------------------------;;
(setq
pg-pbrpm-start-goal-regexp "^goal \\([0-9]+\\)/[0-9]+\\( (new)\\)?$"
pg-pbrpm-start-goal-regexp-par-num 1
pg-pbrpm-end-goal-regexp "^$"
pg-pbrpm-start-hyp-regexp "^\\([A-Za-z0-9_.']+\\) := "
pg-pbrpm-start-hyp-regexp-par-num 1
pg-pbrpm-start-concl-regexp "^ *|- "
pg-pbrpm-auto-select-regexp "\\(\\(\\(['a-zA-Z0-9]+\\)\\|\\([][><=/~&+*^%!{}:-]+\\)\\)\\(_+\\(\\(['a-zA-Z0-9]+\\)\\|\\([][><=/~&+*^%!{}:-]+\\)\\)\\)*\\)\\|\\(\\?[0-9]+\\)"
)
; TODO : deal with future invisible parentheses (french guillemots)
(defun phox-pbrpm-left-paren-p (char)
"Retrun t if the character is a left parenthesis : '(' or a french guillemot '<<'"
(or
(char-equal char (int-char 40))
(char-equal char (int-char 171)))
)
(defun phox-pbrpm-right-paren-p (char)
"Retrun t if the character is a right parenthesis ')' or a french guillemot '>>'"
(or
(char-equal char (int-char 41))
(char-equal char (int-char 187)))
)
(defun phox-pbrpm-menu-from-string (order str)
"build a menu from a string send by phox"
(setq str (proof-shell-invisible-cmd-get-result str))
(if (string= str "") nil
(mapcar
(lambda (s) (append (list order) (split-string s "\\\\-")
(list 'phox-pbrpm-rename-in-cmd)))
(split-string str "\\\\\\\\"))))
(defun phox-pbrpm-rename-in-cmd (cmd spans)
(let ((modified nil) (prev 0))
(mapc (lambda (span)
(if (not (string= (span-property span 'original-text)
(span-string span)))
(setq modified (cons span modified)))) spans)
(setq modified (reverse modified))
(if modified
(progn
(if (= 0 (span-property (car modified) 'goalnum))
(progn
(while (and modified (= 0 (span-property (car modified) 'goalnum)))
(let ((span (pop modified)))
(setq cmd (concat cmd ";; rename "
(span-property span 'original-text) " "
(span-string span)))))
(if modified (setq cmd (concat "(" cmd ")")))))
(if modified (setq cmd (concat cmd ";; ")))
(while modified
(let* ((span (pop modified))
(goalnum (span-property span 'goalnum)))
(while (< (+ prev 1) goalnum)
(setq cmd (concat cmd "idt @+@ "))
(setq prev (+ prev 1)))
(setq cmd (concat cmd "(rename " (span-property span 'original-text) " "
(span-string span)))
(setq prev goalnum)
(if (or (not modified) (< goalnum (span-property (car modified) 'goalnum)))
(setq cmd (concat cmd ") @+@ "))
(setq cmd (concat cmd ";; ")))))
(if (> prev 0) (setq cmd (concat cmd "idt"))))))
cmd)
(defun phox-pbrpm-get-region-name (region-info)
(if (= (nth 0 region-info) 1) (nth 1 region-info) (nth 2 region-info)))
(defun phox-pbrpm-escape-string (str)
"add escape char '\'"
(concat "\"" (replace-regexp-in-string "\\\\" "\\\\\\\\" str) "\""))
(defun phox-pbrpm-generate-menu (click-infos region-infos)
"Use informations to build a list of (name , rule)"
;click-infos = (goal-number, "whole"/hyp-name/"none", expression, depth-tree-list)
;region-infos = idem if in the goal buffer, (0, "none", expression, nil ) if in another buffer, do not display if no region available.
(let
((pbrpm-rules-list nil)
(goal-prefix
(if (= (nth 0 click-infos) 1) ""
(concat "["
(int-to-string (nth 0 click-infos))
"] "))))
; the first goal is the selected one by default, so we prefer not to display it.
; if clicking in a conclusion with no selection
(if (and (string= (nth 1 click-infos) "none") (not region-infos))
(setq pbrpm-rules-list
(append pbrpm-rules-list
(list
(list 4 (phox-lang-absurd) (concat goal-prefix "by_absurd;; elim False")))
(phox-pbrpm-menu-from-string 0
(concat "menu_intro "
(int-to-string (nth 0 click-infos))))
(phox-pbrpm-menu-from-string 0
(concat "menu_evaluate "
(int-to-string (nth 0 click-infos))))
); end append
);end setq
);end if
; if clicking a conclusion with a selection
(if (and (string= (nth 1 click-infos) "none") region-infos)
(setq pbrpm-rules-list
(append pbrpm-rules-list
(phox-pbrpm-menu-from-string 0
(concat "menu_intro "
(int-to-string (nth 0 click-infos))
(let ((tmp ""))
(mapc (lambda (region-info)
(setq tmp
(concat tmp " " (phox-pbrpm-escape-string (nth 2 region-info)))))
region-infos)
tmp)))
(phox-pbrpm-menu-from-string 1
(concat "menu_rewrite "
(int-to-string (nth 0 click-infos)) " "
(let ((tmp ""))
(mapc (lambda (region-info)
(setq tmp
(concat tmp " " (phox-pbrpm-escape-string (phox-pbrpm-get-region-name region-info)))))
region-infos)
tmp))))))
; if clicking in an hypothesis with no selection
(if (and
(not (or (string= (nth 1 click-infos) "none")
(string= (nth 1 click-infos) "whole")))
(or (string= "" (nth 2 click-infos)) (not (char= (string-to-char (nth 2 click-infos)) ??)))
(not region-infos))
(let ((r (proof-shell-invisible-cmd-get-result (concat "is_hypothesis "
(int-to-string (nth 0 click-infos))
" "
(phox-pbrpm-escape-string (nth 1 click-infos))))))
(setq pbrpm-rules-list
(append pbrpm-rules-list
(if (char= (string-to-char r) ?t)
(list
(list 9 (phox-lang-suppress (nth 1 click-infos))
(concat "[" (int-to-string (nth 0 click-infos)) "] "
"rmh " (nth 1 click-infos))))
nil)
(phox-pbrpm-menu-from-string 1
(concat "menu_elim "
(int-to-string (nth 0 click-infos)) " "
(nth 1 click-infos)))
(phox-pbrpm-menu-from-string 1
(concat "menu_evaluate_hyp "
(int-to-string (nth 0 click-infos)) " "
(nth 1 click-infos)))
(phox-pbrpm-menu-from-string 0
(concat "menu_left "
(int-to-string (nth 0 click-infos))
" "
(nth 1 click-infos)))))))
; if clicking on an hypothesis with a selection
(if (and
(not (or (string= (nth 1 click-infos) "none")
(string= (nth 1 click-infos) "whole")))
region-infos)
(setq pbrpm-rules-list
(append pbrpm-rules-list
(phox-pbrpm-menu-from-string 1
(concat "menu_apply "
(int-to-string (nth 0 click-infos)) " "
(nth 1 click-infos)
(let ((tmp ""))
(mapc (lambda (region-info)
(setq tmp
(concat tmp " " (phox-pbrpm-escape-string (nth 2 region-info)))))
region-infos)
tmp)))
(phox-pbrpm-menu-from-string 1
(concat "menu_rewrite_hyp "
(int-to-string (nth 0 click-infos)) " "
(nth 1 click-infos)
(let ((tmp ""))
(mapc (lambda (region-info)
(setq tmp
(concat tmp " " (phox-pbrpm-escape-string (phox-pbrpm-get-region-name region-info)))))
region-infos)
tmp))))))
(if (and (not (string= "" (nth 2 click-infos))) (char= (string-to-char (nth 2 click-infos)) ??)
region-infos (not (cdr region-infos)))
(setq pbrpm-rules-list
(append pbrpm-rules-list
(list (list 0 (concat
(phox-lang-instance (nth 2 click-infos))
(nth 2 (car region-infos)))
(concat
goal-prefix
"instance "
(nth 2 click-infos)
" "
(nth 2 (car region-infos))
". "))))))
; is clicking on a token with no selection
(if (and (not region-infos) (not (string= (nth 2 click-infos) "")))
(let ((r (proof-shell-invisible-cmd-get-result (concat "is_definition "
(int-to-string (nth 0 click-infos))
" "
(phox-pbrpm-escape-string (nth 2 click-infos)))))
(ri (proof-shell-invisible-cmd-get-result (concat "is_definition "
(int-to-string (nth 0 click-infos))
" "
(phox-pbrpm-escape-string (concat "$" (nth 2 click-infos)))))))
(if (or (char= (string-to-char r) ?t) (char= (string-to-char ri) ?t))
(setq pbrpm-rules-list
(append pbrpm-rules-list
(list (list 1 (concat
(phox-lang-opendef)
(nth 2 click-infos))
(concat
goal-prefix
(if (or (string= (nth 1 click-infos) "none")
(string= (nth 1 click-infos) "whole"))
"unfold -ortho "
(concat "unfold_hyp " (nth 1 click-infos) " -ortho "))
"$"
(nth 2 click-infos)
". ")))))
(if (and (not (string= "" (nth 2 click-infos))) (char= (string-to-char (nth 2 click-infos)) ??))
(let ((r (proof-shell-invisible-cmd-get-result (concat "is_locked "
(nth 2 click-infos)))))
(if (char= (string-to-char r) ?t)
(setq pbrpm-rules-list
(append pbrpm-rules-list
(list (list 0 (phox-lang-unlock (nth 2 click-infos))
(concat
goal-prefix
"unlock "
(nth 2 click-infos)
". ")))))
(setq pbrpm-rules-list
(append pbrpm-rules-list
(list (list 0 (phox-lang-lock (nth 2 click-infos))
(concat
goal-prefix
"lock "
(nth 2 click-infos)
". ")))))))))))
(let ((arg (if (and region-infos (not (cdr region-infos))) (nth 2 (car region-infos)) " ")))
(setq pbrpm-rules-list
(append pbrpm-rules-list
(list
(list 10 "Trivial ?" (concat goal-prefix "trivial"))
(list 10 (phox-lang-prove arg) (concat goal-prefix "prove")
(lambda (cmd spans)
(let ((span (pop spans)))
(concat cmd " " (span-string span)))))
(list 10 (phox-lang-let arg) (concat goal-prefix "local")
(lambda (cmd spans)
(let ((span1 (pop spans)) (span2 (pop spans)))
(concat cmd " " (span-string span1) " = "(span-string span2)))))))))
pbrpm-rules-list
))
;;--------------------------------------------------------------------------;;
;; phox specific functions
;;--------------------------------------------------------------------------;;
(defalias 'proof-pbrpm-generate-menu 'phox-pbrpm-generate-menu)
(defalias 'proof-pbrpm-left-paren-p 'phox-pbrpm-left-paren-p)
(defalias 'proof-pbrpm-right-paren-p 'phox-pbrpm-right-paren-p)
;;--------------------------------------------------------------------------;;
(require 'phox-lang)
(provide 'phox-pbrpm)
;; phox-pbrpm ends here
|
