emacs-elpa-diffs
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[elpa] scratch/mheerdegen-preview 62fc5c5 14/32: WIP [el-search] Minibuf


From: Michael Heerdegen
Subject: [elpa] scratch/mheerdegen-preview 62fc5c5 14/32: WIP [el-search] Minibuffer hints when entering pattern, Fix case when search pattern fails for some sexps
Date: Sat, 20 Oct 2018 18:19:00 -0400 (EDT)

branch: scratch/mheerdegen-preview
commit 62fc5c5a9da558330f8ec20f00e12f4db57954f4
Author: Michael Heerdegen <address@hidden>
Commit: Michael Heerdegen <address@hidden>

    WIP [el-search] Minibuffer hints when entering pattern, Fix case when 
search pattern fails for some sexps
---
 packages/el-search/el-search.el | 512 ++++++++++++++++++++++++++--------------
 1 file changed, 335 insertions(+), 177 deletions(-)

diff --git a/packages/el-search/el-search.el b/packages/el-search/el-search.el
index 05f5de8..c0202cd 100644
--- a/packages/el-search/el-search.el
+++ b/packages/el-search/el-search.el
@@ -471,6 +471,21 @@
   "Expression based search and replace for Emacs Lisp."
   :group 'lisp)
 
+(defcustom el-search-display-mb-hints t
+  "Whether to show hints in the search pattern prompt."
+  :type 'boolean)
+
+(defcustom el-search-mb-hints-delay 0.8
+  "Time before displaying minibuffer hints.
+
+Setting this has only an effect if `el-search-display-mb-hints'
+is non-nil."
+  :type 'number)
+
+(defcustom el-search-mb-hints-timeout 15
+  "How long to display minibuffer hints."
+  :type 'number)
+
 (defface el-search-match '((((class color) (min-colors 88) (background dark))
                             (:background "#600000"))
                           (((class color) (min-colors 88) (background light))
@@ -869,10 +884,13 @@ nil."
               input)
             (symbol-value histvar)))))
 
+(defun el-search--pattern-is-unquoted-symbol-p (pattern)
+  (and (symbolp pattern)
+       (not (eq pattern '_))
+       (not (keywordp pattern))))
+
 (defun el-search--maybe-warn-about-unquoted-symbol (pattern)
-  (when (and (symbolp pattern)
-             (not (eq pattern '_))
-             (not (keywordp pattern)))
+  (when (el-search--pattern-is-unquoted-symbol-p pattern)
     (message "Free variable `%S' (missing a quote?)" pattern)
     (sit-for 2.)))
 
@@ -882,7 +900,110 @@ nil."
     (el-search--pushnew-to-history input histvar)
     (if (not (string= input "")) input (car (symbol-value histvar)))))
 
-(defun el-search-read-pattern-for-interactive (&optional prompt)
+(defvar el-search--display-match-count-in-prompt nil)
+(defvar el-search--mb-hints-timer nil)
+(defvar el-search--reading-input-for-query-replace nil)
+
+(defun el-search-read-pattern-trigger-mb-hints ()
+  (if (not (timerp el-search--mb-hints-timer))
+      (setq el-search--mb-hints-timer (run-at-time 3 nil 
#'el-search-read-display-mb-hints))
+    (timer-set-time el-search--mb-hints-timer (time-add (current-time) 
el-search-mb-hints-delay))
+    (timer-activate el-search--mb-hints-timer)))
+
+(defun el-search-read-pattern-setup-mb-hints ()
+  (when el-search-display-mb-hints
+    (when (timerp el-search--mb-hints-timer) (cancel-timer 
el-search--mb-hints-timer))
+    (setq el-search--mb-hints-timer nil)
+    (add-hook 'post-command-hook #'el-search-read-pattern-trigger-mb-hints t 
t)))
+
+(defvar el-search--search-pattern-1-do-fun nil)
+(defvar el-search--busy-animation
+  ;; '("." "o" "O" "o" "." " ")
+  ;; '("|" "/" "-" "\\")
+  '("*   " " *  " "  * " "   *" "  * " " *  "))
+
+(defun el-search--make-display-animation-function (display-fun)
+  (let ((last-update (seconds-to-time 0))
+        (anim (copy-sequence el-search--busy-animation)))
+    (setcdr (last anim) anim)
+    (lambda ()
+      (let ((now (current-time)))
+        (when (< .33 (float-time (time-subtract now last-update)))
+          (setq last-update now)
+          (funcall display-fun (pop anim)))))))
+
+(defun el-search-read-display-mb-hints ()
+  (when (minibufferp)
+    (while-no-input
+      (let (err)
+        (cl-macrolet ((try (&rest body)
+                           (let ((err-data (make-symbol "err-data")))
+                             `(condition-case ,err-data
+                                  (progn ,@body)
+                                (error (setq err ,err-data)
+                                       nil)))))
+          (let* ((input (minibuffer-contents))
+                 (pattern (pcase (ignore-errors (read-from-string input))
+                            (`(,expr . ,(or (guard 
el-search--reading-input-for-query-replace)
+                                            (pred (= (length input)))))
+                             expr)))
+                 (matcher (and pattern (try (el-search-make-matcher 
pattern)))))
+            (let* ((base-win (minibuffer-selected-window))
+                   (buf (window-buffer base-win)))
+              (if (and el-search--display-match-count-in-prompt matcher)
+                  (progn (with-current-buffer buf
+                           (setq el-search--current-search
+                                 (el-search-make-search
+                                  pattern
+                                  (let ((b (current-buffer)))
+                                    (lambda () (stream (list b)))))))
+                         (sit-for .3)
+                         (let ((ol (make-overlay (point-max) (point-max) nil t 
t)))
+                           (unwind-protect
+                               (cl-flet ((display-message
+                                          (lambda (message &rest args)
+                                            (setq message
+                                                  (propertize (apply #'format 
message args)
+                                                              'face 'shadow))
+                                            (put-text-property 0 1 'cursor t 
message)
+                                            (overlay-put ol 'after-string 
message)
+                                            (redisplay))))
+                                 (when 
(el-search--pattern-is-unquoted-symbol-p pattern)
+                                   ;; A very common mistake: input "foo" 
instead of "'foo"
+                                   (display-message
+                                    "    [Free variable `%S' (missing a 
quote?)]" pattern)
+                                   (sit-for 2))
+                                 (let ((el-search--search-pattern-1-do-fun
+                                        
(el-search--make-display-animation-function
+                                         (lambda (icon)
+                                           (display-message (concat "     " 
icon))))))
+                                   (display-message
+                                    "     %-12s"
+                                    (or (try (with-current-buffer buf
+                                               (cl-letf (((point) 
(window-point base-win)))
+                                                 
(el-search-display-match-count 'dont-message))))
+                                        (error-message-string err))))
+                                 (sit-for el-search-mb-hints-timeout))
+                             (delete-overlay ol))))
+                (sit-for .3)
+                (unless (string= input "")
+                  (catch 'no-message
+                    (let ((minibuffer-message-timeout 
el-search-mb-hints-timeout))
+                      (minibuffer-message
+                       (propertize
+                        (format "    [%s]"
+                                (cond
+                                 ((not pattern) "invalid input")
+                                 (err (error-message-string err))
+                                 (el-search--display-match-count-in-prompt "No 
match")
+                                 (t (throw 'no-message t))))
+                        'face 'shadow)))))))))))
+    (when quit-flag
+      ;; When `quit-flag' is bound here, it had been set by `while-no-input'
+      ;; meaning the user explicitly quit.  This means we must:
+      (funcall (key-binding [(control ?g)])))))
+
+(defun el-search-read-pattern-for-interactive (&optional prompt 
display-match-count)
   "Read an \"el-search\" pattern from the minibuffer, prompting with PROMPT.
 
 This function is designed to be used in the interactive form of
@@ -893,11 +1014,14 @@ from reading the pattern it also sets `this-command' to
 
 PROMPT defaults to \"El-search pattern: \".  The return value is the
 `read' input pattern."
-  (let* ((input (el-search--read-pattern (or prompt "El-search pattern: ")
-                                         (car el-search-pattern-history)))
+  (let* ((input
+          (unwind-protect (minibuffer-with-setup-hook 
#'el-search-read-pattern-setup-mb-hints
+                            (let ((el-search--display-match-count-in-prompt 
display-match-count))
+                              (el-search--read-pattern (or prompt "El-search 
pattern: ")
+                                                       (car 
el-search-pattern-history))))
+            (when (timerp el-search--mb-hints-timer)
+              (cancel-timer el-search--mb-hints-timer))))
          (pattern (el-search-read input)))
-    ;; A very common mistake: input "foo" instead of "'foo"
-    (el-search--maybe-warn-about-unquoted-symbol pattern)
     (setq this-command 'el-search-pattern) ;in case we come from isearch
     ;; Make input available also in query-replace history
     (el-search--pushnew-to-history input 'el-search-query-replace-history)
@@ -1157,6 +1281,8 @@ be specified as fourth argument, and COUNT becomes the 
fifth argument."
         (let ((match-beg nil) current-expr)
           (if (catch 'no-match
                 (while (not match-beg)
+                  (when el-search--search-pattern-1-do-fun
+                    (funcall el-search--search-pattern-1-do-fun))
                   (condition-case nil
                       (setq current-expr (el-search--ensure-sexp-start))
                     (end-of-buffer (throw 'no-match t)))
@@ -1820,7 +1946,7 @@ any case."
 (defun el-search-keyboard-quit (&optional dont-quit)
   (interactive)
   (setq el-search--success nil)
-  (el-search-hl-post-command-fun) ;clear highlighting
+  (el-search-hl-post-command-fun 'stop) ;clear highlighting
   (switch-to-buffer (marker-buffer el-search--search-origin))
   (goto-char el-search--search-origin)
   (unless dont-quit
@@ -2351,87 +2477,94 @@ the active search and BUFFER-CHARS-MOD-TICK the return 
value of
 `buffer-chars-modified-tick' from when this stream had been
 created.")
 
-(defun el-search-display-match-count ()
+(defun el-search-display-match-count (&optional just-count)
   "Display an x/y-style match count in the echo area."
-  (when (and el-search--success (not el-search--wrap-flag))
-    (while-no-input
-
-      ;; Check whether cached stream of buffer matches is still valid
-      (pcase el-search--buffer-match-count-data
-        (`(,(pred (eq el-search--current-search))  ,(pred (eq 
(buffer-chars-modified-tick)))  . ,_))
-        (_
-         ;; (message "Refreshing match count data") (sit-for 1)
-         (redisplay) ;don't delay highlighting
-         (setq-local el-search--buffer-match-count-data
-                     (let ((stream-of-buffer-matches
-                            (seq-map #'cadr
-                                     (el-search--all-matches
-                                      (el-search-make-search
-                                       (el-search--current-pattern)
-                                       (let ((current-buffer (current-buffer)))
-                                         (lambda () (stream (list 
current-buffer)))))))))
-                       (list
-                        el-search--current-search
-                        (buffer-chars-modified-tick)
-                        stream-of-buffer-matches)))))
-
-      (let ((pos-here (point)) (matches-<=-here 1) total-matches
-            (defun-bounds (or (el-search--bounds-of-defun) (cons (point) 
(point))))
-            (matches-<=-here-in-defun 1) (total-matches-in-defun 0)
-            (largest-match-start-not-after-pos-here nil))
-        (pcase-let ((`(,_ ,_ ,matches) el-search--buffer-match-count-data))
-          (setq total-matches (let ((inhibit-message t)) (seq-length matches)))
-          (while (and (not (stream-empty-p matches)) (< (stream-first matches) 
(cdr defun-bounds)))
-            (when (<= (stream-first matches) pos-here)
-              (setq largest-match-start-not-after-pos-here (stream-first 
matches))
-              (unless (= (stream-first matches) pos-here)
-                (cl-incf matches-<=-here)))
-            (when (<= (car defun-bounds) (stream-first matches))
-              (cl-incf total-matches-in-defun)
-              (when (< (stream-first matches) pos-here)
-                (cl-incf matches-<=-here-in-defun)))
-            (stream-pop matches))
-          (if (zerop total-matches) ;this can happen for el-search-this-sexp
-              (el-search--message-no-log "No matches")
-            (let* ((at-a-match-but-not-at-match-beginning
-                    (and largest-match-start-not-after-pos-here
-                         (and (< largest-match-start-not-after-pos-here 
pos-here)
-                              (save-excursion
-                                (goto-char 
largest-match-start-not-after-pos-here)
-                                (<= pos-here (el-search--end-of-sexp))))))
-                   (at-a-match
-                    (and largest-match-start-not-after-pos-here
-                         (or (= pos-here 
largest-match-start-not-after-pos-here)
-                             at-a-match-but-not-at-match-beginning))))
-              (when (or at-a-match-but-not-at-match-beginning
-                        (not at-a-match))
-                (cl-decf matches-<=-here)
-                (cl-decf matches-<=-here-in-defun))
-              (if at-a-match
-                  (el-search--message-no-log
-                   "%s %d/%d  %s"
-                   (let ((head (el-search-object-head 
el-search--current-search)))
-                     (or (el-search-head-file head)
-                         (buffer-name (el-search-head-buffer head))))
-                   matches-<=-here
-                   total-matches
-                   (propertize
-                    (format (pcase (save-excursion
-                                     (goto-char (car defun-bounds))
-                                     (el-search-read (current-buffer)))
-                              (`(,a ,b . ,_) (format "(%s  %%d/%%d)"
-                                                     (truncate-string-to-width
-                                                      (format "%S %S" a b)
-                                                      40 nil nil 'ellipsis)))
-                              (_             "(%d/%d)"))
-                            matches-<=-here-in-defun total-matches-in-defun)
-                    'face 'shadow))
-                (el-search--message-no-log
-                 (concat "[Not at a match]   "
-                         (if (= matches-<=-here total-matches)
-                             (format "(%s/%s <-)" matches-<=-here 
total-matches)
-                           (format "(-> %s/%s)" (1+ matches-<=-here) 
total-matches))))))))))
-    (when quit-flag (el-search-keyboard-quit 'dont-quit))))
+  (when (or just-count (and el-search--success (not el-search--wrap-flag)))
+    (prog1
+        (while-no-input
+          (apply (if just-count #'format #'el-search--message-no-log)
+                 (progn
+
+                   ;; Check whether cached stream of buffer matches is still 
valid
+                   (pcase el-search--buffer-match-count-data
+                     (`(,(pred (eq el-search--current-search))  ,(pred (eq 
(buffer-chars-modified-tick)))  . ,_))
+                     (_
+                      ;; (message "Refreshing match count data") (sit-for 1)
+                      (redisplay) ;don't delay highlighting
+                      (setq-local el-search--buffer-match-count-data
+                                  (let ((stream-of-buffer-matches
+                                         (seq-map #'cadr
+                                                  (el-search--all-matches
+                                                   (el-search-make-search
+                                                    
(el-search--current-pattern)
+                                                    (let ((current-buffer 
(current-buffer)))
+                                                      (lambda () (stream (list 
current-buffer)))))))))
+                                    (list
+                                     el-search--current-search
+                                     (buffer-chars-modified-tick)
+                                     stream-of-buffer-matches)))))
+
+                   (let ((pos-here (point)) (matches-<=-here 1) total-matches
+                         (defun-bounds (or (el-search--bounds-of-defun) (cons 
(point) (point))))
+                         (matches-<=-here-in-defun 1) (total-matches-in-defun 
0)
+                         (largest-match-start-not-after-pos-here nil))
+                     (pcase-let ((`(,_ ,_ ,matches) 
el-search--buffer-match-count-data))
+                       (setq total-matches (let ((inhibit-message t)) 
(seq-length matches)))
+                       (while (and (not (stream-empty-p matches)) (< 
(stream-first matches) (cdr defun-bounds)))
+                         (when (<= (stream-first matches) pos-here)
+                           (setq largest-match-start-not-after-pos-here 
(stream-first matches))
+                           (unless (= (stream-first matches) pos-here)
+                             (cl-incf matches-<=-here)))
+                         (when (<= (car defun-bounds) (stream-first matches))
+                           (cl-incf total-matches-in-defun)
+                           (when (< (stream-first matches) pos-here)
+                             (cl-incf matches-<=-here-in-defun)))
+                         (stream-pop matches))
+                       (if (zerop total-matches)
+                           (list "(No matches)")
+                         (let* ((at-a-match-but-not-at-match-beginning
+                                 (and largest-match-start-not-after-pos-here
+                                      (and (< 
largest-match-start-not-after-pos-here pos-here)
+                                           (save-excursion
+                                             (goto-char 
largest-match-start-not-after-pos-here)
+                                             (<= pos-here 
(el-search--end-of-sexp))))))
+                                (at-a-match
+                                 (and largest-match-start-not-after-pos-here
+                                      (or (= pos-here 
largest-match-start-not-after-pos-here)
+                                          
at-a-match-but-not-at-match-beginning))))
+                           (when (or at-a-match-but-not-at-match-beginning
+                                     (not at-a-match))
+                             (cl-decf matches-<=-here)
+                             (cl-decf matches-<=-here-in-defun))
+                           (if at-a-match
+                               (let ((buffer-or-file
+                                      (let ((head (el-search-object-head 
el-search--current-search)))
+                                        (or (el-search-head-file head)
+                                            (buffer-name 
(el-search-head-buffer head))))))
+                                 (if just-count
+                                     (list "%d/%d" matches-<=-here 
total-matches)
+                                   (list
+                                    "%s %d/%d  %s"
+                                    buffer-or-file
+                                    matches-<=-here
+                                    total-matches
+                                    (propertize
+                                     (format (pcase (save-excursion
+                                                      (goto-char (car 
defun-bounds))
+                                                      (el-search-read 
(current-buffer)))
+                                               (`(,a ,b . ,_) (format "(%s  
%%d/%%d)"
+                                                                      
(truncate-string-to-width
+                                                                       (format 
"%S %S" a b)
+                                                                       40 nil 
nil 'ellipsis)))
+                                               (_             "(%d/%d)"))
+                                             matches-<=-here-in-defun 
total-matches-in-defun)
+                                     'face 'shadow))))
+                             (list
+                              (concat (if (not just-count) "[Not at a match]   
" "")
+                                      (if (= matches-<=-here total-matches)
+                                          (format "(%s/%s <-)" matches-<=-here 
total-matches)
+                                        (format "(-> %s/%s)" (1+ 
matches-<=-here) total-matches))))))))))))
+      (when quit-flag (el-search-keyboard-quit 'dont-quit)))))
 
 (defun el-search-hl-other-matches (matcher)
   "Highlight all visible matches.
@@ -2464,18 +2597,39 @@ local binding of `window-scroll-functions'."
   (setq el-search-hl-other-overlays '())
   (el-search-rehide-invisible))
 
-(defun el-search-hl-post-command-fun ()
-  (pcase this-command
-    ('el-search-query-replace)
-    ((guard (el-search--entering-prefix-arg-p))) ; don't hide key input 
feedback
-    ('el-search-pattern (el-search-display-match-count))
-    ((pred el-search-keep-session-command-p))
-    (_ (unless el-search-keep-hl
-         (el-search-hl-remove)
-         (remove-hook 'post-command-hook 'el-search-hl-post-command-fun t)
-         (setq el-search--temp-buffer-flag nil)
-         (el-search-kill-left-over-search-buffers)
-         (el-search-close-quick-help-maybe)))))
+(defvar el-search-hl-post-command-fun--last-animator nil)
+
+(defun el-search-hl-post-command-fun (&optional stop)
+  (cl-flet ((stop (lambda ()
+                    (el-search-hl-remove)
+                    (remove-hook 'post-command-hook 
'el-search-hl-post-command-fun t)
+                    (setq el-search--temp-buffer-flag nil)
+                    (el-search-kill-left-over-search-buffers)
+                    (el-search-close-quick-help-maybe))))
+    (pcase this-command
+      ((guard stop) (stop))
+      ('el-search-query-replace)
+      ((guard (el-search--entering-prefix-arg-p))) ; don't hide key input 
feedback
+      ('el-search-pattern
+       (let ((el-search--search-pattern-1-do-fun
+              (if (eq this-command last-command)
+                  el-search-hl-post-command-fun--last-animator
+                (setq el-search-hl-post-command-fun--last-animator
+                      (el-search--make-display-animation-function
+                       (lambda (icon)
+                         (let ((inhibit-message nil))
+                           (el-search--message-no-log
+                            "%s   %s"
+                            (let ((head (el-search-object-head 
el-search--current-search)))
+                              (or (el-search-head-file head)
+                                  (el-search-head-buffer head)))
+                            icon))))))))
+         (condition-case err (el-search-display-match-count)
+           (error
+            (el-search--message-no-log
+             "Error counting matches: %s" (error-message-string err))))))
+      ((pred el-search-keep-session-command-p))
+      (_ (unless el-search-keep-hl (stop))))))
 
 (defun el-search--pending-search-p ()
   (memq #'el-search-hl-post-command-fun post-command-hook))
@@ -2626,76 +2780,78 @@ continued."
     (el-search--set-search-origin-maybe))
   (el-search-compile-pattern-in-search el-search--current-search)
   (el-search-protect-search-head
-   (unwind-protect
-       (let* ((old-current-buffer (current-buffer))
-              (head (el-search-object-head el-search--current-search))
-              (current-search-buffer
-               (or (el-search-head-buffer head)
-                   (el-search--next-buffer el-search--current-search))))
-         (when from-here
-           (cond
-            ((eq (current-buffer) current-search-buffer)
-             (setf (el-search-head-position head) (copy-marker (point))))
-            ((and current-search-buffer (buffer-live-p current-search-buffer))
-             (user-error "Please resume from buffer %s" (buffer-name 
current-search-buffer)))
-            (current-search-buffer
-             (user-error "Search head points to a killed buffer"))))
-         (let ((match nil)
-               (matcher (el-search--current-matcher))
-               (heuristic-matcher (el-search--current-heuristic-matcher)))
-           (while (and (el-search-head-buffer head)
-                       (not (setq match (with-current-buffer 
(el-search-head-buffer head)
-                                          (save-excursion
-                                            (goto-char 
(el-search-head-position head))
-                                            (el-search--search-pattern-1
-                                             matcher t nil 
heuristic-matcher))))))
-             (el-search--next-buffer el-search--current-search))
-           (if (not match)
-               (progn
-                 (if (not (or el-search--success
-                              (and from-here
-                                   (save-excursion
-                                     (goto-char (point-min))
-                                     (el-search--search-pattern-1 matcher t 
nil heuristic-matcher)))))
-                     (progn
-                       (el-search--message-no-log "No matches")
-                       (sit-for .7))
-                   (el-search--set-wrap-flag 'forward)
-                   (let ((keys (car (where-is-internal 'el-search-pattern))))
-                     (el-search--message-no-log
-                      (if keys
-                          (format "No (more) matches - Hit %s to wrap search"
-                                  (key-description keys))
-                        "No (more) matches")))))
-             (let (match-start)
-               ;; If (el-search-head-buffer head) is only a worker buffer, 
replace it
-               ;; with a buffer created with `find-file-noselect'
-               (with-current-buffer (el-search-head-buffer head)
-                 (goto-char match)
-                 (setq match-start (point))
-                 (when el-search--temp-file-buffer-flag
-                   (let ((file-name buffer-file-name))
-                     (setq buffer-file-name nil) ;prevent f-f-ns to find this 
buffer
-                     (let ((buffer-list-before (buffer-list))
-                           (new-buffer (find-file-noselect file-name)))
-                       (setf (el-search-head-buffer head) new-buffer)
-                       (unless (memq new-buffer buffer-list-before)
-                         (with-current-buffer new-buffer
-                           (setq-local el-search--temp-buffer-flag t)))))))
-               (pop-to-buffer (el-search-head-buffer head) 
el-search-display-next-buffer-action)
-               (goto-char match-start))
-             (setf (el-search-object-last-match el-search--current-search)
-                   (copy-marker (point)))
-             (setf (el-search-head-position head)
-                   (copy-marker (point)))
-             (el-search-hl-sexp)
-             (unless (and (eq this-command last-command)
-                          el-search--success
-                          (eq (current-buffer) old-current-buffer))
-               (el-search-hl-other-matches matcher))
-             (setq el-search--success t)))
-         (el-search-prefix-key-maybe-set-transient-map))
-     (el-search-kill-left-over-search-buffers))))
+   (el-search-when-unwind
+       (unwind-protect
+           (let* ((old-current-buffer (current-buffer))
+                  (head (el-search-object-head el-search--current-search))
+                  (current-search-buffer
+                   (or (el-search-head-buffer head)
+                       (el-search--next-buffer el-search--current-search))))
+             (when from-here
+               (cond
+                ((eq (current-buffer) current-search-buffer)
+                 (setf (el-search-head-position head) (copy-marker (point))))
+                ((and current-search-buffer (buffer-live-p 
current-search-buffer))
+                 (user-error "Please resume from buffer %s" (buffer-name 
current-search-buffer)))
+                (current-search-buffer
+                 (user-error "Search head points to a killed buffer"))))
+             (let ((match nil)
+                   (matcher (el-search--current-matcher))
+                   (heuristic-matcher (el-search--current-heuristic-matcher)))
+               (while (and (el-search-head-buffer head)
+                           (not (setq match (with-current-buffer 
(el-search-head-buffer head)
+                                              (save-excursion
+                                                (goto-char 
(el-search-head-position head))
+                                                (el-search--search-pattern-1
+                                                 matcher t nil 
heuristic-matcher))))))
+                 (el-search--next-buffer el-search--current-search))
+               (if (not match)
+                   (progn
+                     (if (not (or el-search--success
+                                  (and from-here
+                                       (save-excursion
+                                         (goto-char (point-min))
+                                         (el-search--search-pattern-1 matcher 
t nil heuristic-matcher)))))
+                         (progn
+                           (el-search--message-no-log "No matches")
+                           (sit-for .7))
+                       (el-search--set-wrap-flag 'forward)
+                       (let ((keys (car (where-is-internal 
'el-search-pattern))))
+                         (el-search--message-no-log
+                          (if keys
+                              (format "No (more) matches - Hit %s to wrap 
search"
+                                      (key-description keys))
+                            "No (more) matches")))))
+                 (let (match-start)
+                   ;; If (el-search-head-buffer head) is only a worker buffer, 
replace it
+                   ;; with a buffer created with `find-file-noselect'
+                   (with-current-buffer (el-search-head-buffer head)
+                     (goto-char match)
+                     (setq match-start (point))
+                     (when el-search--temp-file-buffer-flag
+                       (let ((file-name buffer-file-name))
+                         (setq buffer-file-name nil) ;prevent f-f-ns to find 
this buffer
+                         (let ((buffer-list-before (buffer-list))
+                               (new-buffer (find-file-noselect file-name)))
+                           (setf (el-search-head-buffer head) new-buffer)
+                           (unless (memq new-buffer buffer-list-before)
+                             (with-current-buffer new-buffer
+                               (setq-local el-search--temp-buffer-flag t)))))))
+                   (pop-to-buffer (el-search-head-buffer head) 
el-search-display-next-buffer-action)
+                   (goto-char match-start))
+                 (setf (el-search-object-last-match el-search--current-search)
+                       (copy-marker (point)))
+                 (setf (el-search-head-position head)
+                       (copy-marker (point)))
+                 (el-search-hl-sexp)
+                 (unless (and (eq this-command last-command)
+                              el-search--success
+                              (eq (current-buffer) old-current-buffer))
+                   (el-search-hl-other-matches matcher))
+                 (setq el-search--success t)))
+             (el-search-prefix-key-maybe-set-transient-map))
+         (el-search-kill-left-over-search-buffers))
+     (el-search-hl-post-command-fun 'stop))))
 
 (defun el-search-skip-directory (directory)
   "Skip all subsequent matches in files located under DIRECTORY."
@@ -2716,14 +2872,14 @@ continued."
          (string-match-p "\\`\\.\\." (file-relative-name buffer-or-file-name 
directory)))))
   (el-search-prefix-key-maybe-set-transient-map))
 
-(defun el-search-pattern--interactive (&optional prompt)
+(defun el-search-pattern--interactive (&optional prompt display-match-count)
   (list (if (or
              ;;Hack to make a pop-up buffer search from occur "stay active"
              (el-search--pending-search-p)
              (and (eq this-command last-command)
                   (or el-search--success el-search--wrap-flag)))
             (el-search--current-pattern)
-          (el-search-read-pattern-for-interactive prompt))))
+          (el-search-read-pattern-for-interactive prompt 
display-match-count))))
 
 ;;;###autoload
 (defun el-search-pattern (pattern)
@@ -2747,7 +2903,7 @@ types defined with `el-search-defpattern'.
 
 See `el-search-defined-patterns' for a list of defined patterns."
   (declare (interactive-only el-search-forward))
-  (interactive (el-search-pattern--interactive))
+  (interactive (el-search-pattern--interactive nil 'display-match-count))
   (cond
    ((eq el-search--wrap-flag 'forward)
     (progn
@@ -2914,7 +3070,7 @@ direction.  See `el-search-forward' for details."
   "Search the current buffer backward for matches of PATTERN.
 See the command `el-search-pattern' for more information."
   (declare (interactive-only el-search-backward))
-  (interactive (el-search-pattern--interactive))
+  (interactive (el-search-pattern--interactive nil 'display-match-count))
   (if (eq pattern (el-search--current-pattern))
       (progn
         (el-search-compile-pattern-in-search el-search--current-search)
@@ -4226,8 +4382,10 @@ Don't save this buffer and all following buffers; don't 
ask again"))))
                                                (el-search-read (car 
el-search-query-replace-history)))
                                         (car el-search-query-replace-history)
                                       (car el-search-pattern-history))))))
-                      (el-search--read-pattern "Query replace pattern: " nil
-                                               
'el-search-query-replace-history)))
+                      (minibuffer-with-setup-hook 
#'el-search-read-pattern-setup-mb-hints
+                        (let ((el-search--reading-input-for-query-replace t))
+                          (el-search--read-pattern "Query replace pattern: " 
nil
+                                                   
'el-search-query-replace-history)))))
         from to read-from read-to)
     (with-temp-buffer
       (emacs-lisp-mode)



reply via email to

[Prev in Thread] Current Thread [Next in Thread]