X-Git-Url: https://code.delx.au/gnu-emacs-elpa/blobdiff_plain/6298b25e06287ef62f4a62d52b112040811616f6..21516b4b7114e8c5dadf4747066e72eb1e9960d6:/packages/el-search/el-search.el diff --git a/packages/el-search/el-search.el b/packages/el-search/el-search.el index f6c8c48e0..dea74b280 100644 --- a/packages/el-search/el-search.el +++ b/packages/el-search/el-search.el @@ -236,9 +236,13 @@ :group 'lisp) (defcustom el-search-this-expression-identifier 'exp - "Name of the identifier referring to the current expression. -The default value is `exp'. You can use this name in the search -prompt to refer to the value of the currently tested expression." + "Identifier referring to the current expression in pattern input. +When entering a PATTERN in an interactive \"el-search\" command, +the pattern actually used will be + + `(and ,el-search-this-expression-identifier ,pattern) + +The default value is `exp'." :type 'symbol) (defface el-search-match '((((background dark)) (:background "#0000A0")) @@ -249,9 +253,28 @@ prompt to refer to the value of the currently tested expression." (t (:background "DarkSlateGray1"))) "Face for highlighting the other matches.") +(defcustom el-search-smart-case-fold-search t + "Whether to use smart case folding in pattern matching. +When an \"el-search\" pattern involves regexp matching (like for +\"string\" or \"source\") and this option is non-nil, +case-fold-search will be temporarily bound to t if the according +regexp contains any upper case letter, and nil else. This is +done independently for every single matching operation. + +If nil, the value of `case-fold-search' is decisive." + :type 'boolean) + ;;;; Helpers +(defun el-search--smart-string-match-p (regexp string) + "`string-match-p' taking `el-search-smart-case-fold-search' into account." + (let ((case-fold-search (if el-search-smart-case-fold-search + (not (let ((case-fold-search nil)) + (string-match-p "[[:upper:]]" regexp))) + case-fold-search))) + (string-match-p regexp string))) + (defun el-search--print (expr) (let ((print-quoted t) (print-length nil) @@ -269,44 +292,45 @@ prompt to refer to the value of the currently tested expression." map) "Map for reading input with `el-search-read-expression'.") +(defun el-search--setup-minibuffer () + (emacs-lisp-mode) + (use-local-map el-search-read-expression-map) + (setq font-lock-mode t) + (funcall font-lock-function 1) + (backward-sexp) + (indent-sexp) + (goto-char (point-max)) + (when-let ((this-sexp (with-current-buffer (window-buffer (minibuffer-selected-window)) + (thing-at-point 'sexp)))) + (let ((more-defaults (list (concat "'" this-sexp)))) + (setq-local minibuffer-default-add-function + (lambda () (if (listp minibuffer-default) + (append minibuffer-default more-defaults) + (cons minibuffer-default more-defaults))))))) + ;; $$$$$FIXME: this should be in Emacs! There is only a helper `read--expression'. (defun el-search-read-expression (prompt &optional initial-contents hist default read) "Read expression for `my-eval-expression'." - (minibuffer-with-setup-hook - (lambda () - (emacs-lisp-mode) - (use-local-map el-search-read-expression-map) - (setq font-lock-mode t) - (funcall font-lock-function 1) - (backward-sexp) - (indent-sexp) - (goto-char (point-max))) + (minibuffer-with-setup-hook #'el-search--setup-minibuffer (read-from-minibuffer prompt initial-contents el-search-read-expression-map read (or hist 'read-expression-history) default))) (defvar el-search--initial-mb-contents nil) (defun el-search--read-pattern (prompt &optional default read) - (let ((this-sexp (sexp-at-point))) - (minibuffer-with-setup-hook - (lambda () - (when this-sexp - (let ((more-defaults (list (concat "'" (el-search--print this-sexp))))) - (setq-local minibuffer-default-add-function - (lambda () (if (listp minibuffer-default) - (append minibuffer-default more-defaults) - (cons minibuffer-default more-defaults))))))) - (el-search-read-expression - prompt el-search--initial-mb-contents 'el-search-history default read)))) + (let ((input (el-search-read-expression + prompt el-search--initial-mb-contents 'el-search-history default read))) + (if (or read (not (string= input ""))) input (car el-search-history)))) (defun el-search--end-of-sexp () ;;Point must be at sexp beginning (or (scan-sexps (point) 1) (point-max))) (defun el-search--ensure-sexp-start () - "Move point to the beginning of the next sexp if necessary. -Don't move if already at beginning of a sexp. -Point must not be inside a string or comment." + "Move point to the next sexp beginning position. +Don't move if already at beginning of a sexp. Point must not be +inside a string or comment. `read' the expression at that point +and return it." (let ((not-done t) res) (while not-done (let ((stop-here nil) @@ -374,14 +398,15 @@ of the definitions is limited to \"el-search\"." (defun el-search--matcher (pattern &rest body) (eval ;use `eval' to allow for user defined pattern types at run time - `(el-search--with-additional-pcase-macros - (let ((byte-compile-debug t) ;make undefined pattern types raise an error - (warning-suppress-log-types '((bytecomp))) - (pcase--dontwarn-upats (cons '_ pcase--dontwarn-upats))) - (byte-compile (lambda (expression) - (pcase expression - (,pattern ,@(or body (list t))) - (_ nil)))))))) + (let ((expression (make-symbol "expression"))) + `(el-search--with-additional-pcase-macros + (let ((byte-compile-debug t) ;make undefined pattern types raise an error + (warning-suppress-log-types '((bytecomp))) + (pcase--dontwarn-upats (cons '_ pcase--dontwarn-upats))) + (byte-compile (lambda (,expression) + (pcase ,expression + (,pattern ,@(or body (list t))) + (_ nil))))))))) (defun el-search--match-p (matcher expression) (funcall matcher expression)) @@ -564,7 +589,7 @@ matches the list (1 2 3 4 5 6 7 8 9) and binds `x' to (4 5 6)." `(and (pred stringp) (pred (lambda (,string) (cl-every - (lambda (,regexp) (string-match-p ,regexp ,string)) + (lambda (,regexp) (el-search--smart-string-match-p ,regexp ,string)) (list ,@regexps))))))) (el-search-defpattern symbol (&rest regexps) @@ -609,7 +634,7 @@ of any kind matched by all PATTERNs are also matched. (defun el-search--match-symbol-file (regexp symbol) (when-let ((symbol-file (and (symbolp symbol) (symbol-file symbol)))) - (string-match-p + (el-search--smart-string-match-p (if (symbolp regexp) (concat "\\`" (symbol-name regexp) "\\'") regexp) (file-name-sans-extension (file-name-nondirectory symbol-file))))) @@ -663,7 +688,9 @@ matches any of these expressions: (defun el-search--s (expr) (cond - ((symbolp expr) `(symbol ,(symbol-name expr))) + ((symbolp expr) `(or (symbol ,(symbol-name expr)) + (,'\` (,'quote (,'\, (symbol ,(symbol-name expr))))) + (,'\` (,'function (,'\, (symbol ,(symbol-name expr))))))) ((stringp expr) `(string ,expr)) (t expr))) @@ -677,8 +704,8 @@ with very brief input by using a specialized syntax. An LPAT can take the following forms: -SYMBOL Matches any symbol matched by SYMBOL's name interpreted as - a regexp +SYMBOL Matches any symbol S matched by SYMBOL's name interpreted + as a regexp. Matches also 'S and #'S for any such S. STRING Matches any string matched by STRING interpreted as a regexp _ Matches any list element @@ -952,8 +979,13 @@ Hit any key to proceed." (barf-if-buffer-read-only) (el-search-search-and-replace-pattern from to mapping)) -(defun el-search--take-over-from-isearch () - (prog1 isearch-string (isearch-exit))) +(defun el-search--take-over-from-isearch (&optional goto-left-end) + (let ((other-end (and goto-left-end isearch-other-end)) + (input isearch-string)) + (isearch-exit) + (when (and other-end (< other-end (point))) + (goto-char other-end)) + input)) ;;;###autoload (defun el-search-search-from-isearch () @@ -968,7 +1000,7 @@ Hit any key to proceed." ;;;###autoload (defun el-search-replace-from-isearch () (interactive) - (let ((el-search--initial-mb-contents (concat "'" (el-search--take-over-from-isearch)))) + (let ((el-search--initial-mb-contents (concat "'" (el-search--take-over-from-isearch t)))) (call-interactively #'el-search-query-replace)))