diff options
Diffstat (limited to 'lisp/replace.el')
| -rw-r--r-- | lisp/replace.el | 41 |
1 files changed, 25 insertions, 16 deletions
diff --git a/lisp/replace.el b/lisp/replace.el index f09868cc6d3..47437659923 100644 --- a/lisp/replace.el +++ b/lisp/replace.el @@ -94,7 +94,8 @@ wants to replace FROM with TO." query-replace-from-history-variable nil t)))) (if (and (zerop (length from)) lastto lastfrom) - (cons lastfrom lastto) + (cons lastfrom + (query-replace-compile-replacement lastto regexp-flag)) ;; Warn if user types \n or \t, but don't reject the input. (and regexp-flag (string-match "\\(\\`\\|[^\\]\\)\\(\\\\\\\\\\)*\\(\\\\[nt]\\)" from) @@ -107,15 +108,12 @@ wants to replace FROM with TO." (sit-for 2))) from)))) -(defun query-replace-read-to (from string regexp-flag) - "Query and return the `from' argument of a query-replace operation." - (let ((to (save-excursion - (read-from-minibuffer - (format "%s %s with: " string (query-replace-descr from)) - nil nil nil - query-replace-to-history-variable from t)))) - (when (and regexp-flag - (string-match "\\(\\`\\|[^\\]\\)\\(\\\\\\\\\\)*\\\\[,#]" to)) +(defun query-replace-compile-replacement (to regexp-flag) + "Maybe convert a regexp replacement TO to Lisp. +Returns a list suitable for `perform-replace' if necessary, +the original string if not." + (if (and regexp-flag + (string-match "\\(\\`\\|[^\\]\\)\\(\\\\\\\\\\)*\\\\[,#]" to)) (let (pos list char) (while (progn @@ -142,14 +140,25 @@ wants to replace FROM with TO." (cdr pos)))) (setq to (substring to end))))) (string-match "\\(\\`\\|[^\\]\\)\\(\\\\\\\\\\)*\\\\[,#]" to))) - (setq to (nreverse (delete "" (cons to list))))) - (replace-match-string-symbols to) - (setq to (cons 'replace-eval-replacement - (if (> (length to) 1) - (cons 'concat to) - (car to))))) + (setq to (nreverse (delete "" (cons to list)))) + (replace-match-string-symbols to) + (cons 'replace-eval-replacement + (if (cdr to) + (cons 'concat to) + (car to)))) to)) + +(defun query-replace-read-to (from string regexp-flag) + "Query and return the `to' argument of a query-replace operation." + (query-replace-compile-replacement + (save-excursion + (read-from-minibuffer + (format "%s %s with: " string (query-replace-descr from)) + nil nil nil + query-replace-to-history-variable from t)) + regexp-flag)) + (defun query-replace-read-args (string regexp-flag &optional noerror) (unless noerror (barf-if-buffer-read-only)) |