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Diffstat (limited to 'configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-apropos.el')
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diff --git a/configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-apropos.el b/configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-apropos.el new file mode 100644 index 0000000000..97be9aa62a --- /dev/null +++ b/configs/shared/emacs/.emacs.d/elpa/cider-20180719.542/cider-apropos.el @@ -0,0 +1,208 @@ +;;; cider-apropos.el --- Apropos functionality for Clojure -*- lexical-binding: t -*- + +;; Copyright © 2014-2018 Jeff Valk, Bozhidar Batsov and CIDER contributors +;; +;; Author: Jeff Valk <jv@jeffvalk.com> + +;; This program is free software: you can redistribute it and/or modify +;; it under the terms of the GNU General Public License as published by +;; the Free Software Foundation, either version 3 of the License, or +;; (at your option) any later version. + +;; This program is distributed in the hope that it will be useful, +;; but WITHOUT ANY WARRANTY; without even the implied warranty of +;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;; GNU General Public License for more details. + +;; You should have received a copy of the GNU General Public License +;; along with this program. If not, see <http://www.gnu.org/licenses/>. + +;; This file is not part of GNU Emacs. + +;;; Commentary: + +;; Apropos functionality for Clojure. + +;;; Code: + +(require 'cider-doc) +(require 'cider-util) +(require 'subr-x) +(require 'cider-compat) + +(require 'cider-client) +(require 'cider-popup) +(require 'nrepl-dict) + +(require 'clojure-mode) +(require 'apropos) +(require 'button) + +(defconst cider-apropos-buffer "*cider-apropos*") + +(defcustom cider-apropos-actions '(("display-doc" . cider-doc-lookup) + ("find-def" . cider--find-var) + ("lookup-on-grimoire" . cider-grimoire-lookup)) + "Controls the actions to be applied on the symbol found by an apropos search. +The first action key in the list will be selected as default. If the list +contains only one action key, the associated action function will be +applied automatically. An action function can be any function that receives +the symbol found by the apropos search as argument." + :type '(alist :key-type string :value-type function) + :group 'cider + :package-version '(cider . "0.13.0")) + +(define-button-type 'apropos-special-form + 'apropos-label "Special form" + 'apropos-short-label "s" + 'face 'font-lock-keyword-face + 'help-echo "mouse-2, RET: Display more help on this special form" + 'follow-link t + 'action (lambda (button) + (describe-function (button-get button 'apropos-symbol)))) + +(defun cider-apropos-doc (button) + "Display documentation for the symbol represented at BUTTON." + (cider-doc-lookup (button-get button 'apropos-symbol))) + +(defun cider-apropos-summary (query ns docs-p include-private-p case-sensitive-p) + "Return a short description for the performed apropos search. + +QUERY can be a regular expression list of space-separated words +\(e.g take while) which will be converted to a regular expression +\(like take.+while) automatically behind the scenes. The search may be +limited to the namespace NS, and may optionally search doc strings +\(based on DOCS-P), include private vars (based on INCLUDE-PRIVATE-P), +and be case-sensitive (based on CASE-SENSITIVE-P)." + (concat (if case-sensitive-p "Case-sensitive " "") + (if docs-p "Documentation " "") + (format "Apropos for %S" query) + (if ns (format " in namespace %S" ns) "") + (if include-private-p + " (public and private symbols)" + " (public symbols only)"))) + +(defun cider-apropos-highlight (doc query) + "Return the DOC string propertized to highlight QUERY matches." + (let ((pos 0)) + (while (string-match query doc pos) + (setq pos (match-end 0)) + (put-text-property (match-beginning 0) + (match-end 0) + 'font-lock-face apropos-match-face doc))) + doc) + +(defun cider-apropos-result (result query docs-p) + "Emit a RESULT matching QUERY into current buffer, formatted for DOCS-P." + (nrepl-dbind-response result (name type doc) + (let* ((label (capitalize (if (string= type "variable") "var" type))) + (help (concat "Display doc for this " (downcase label)))) + (cider-propertize-region (list 'apropos-symbol name + 'action 'cider-apropos-doc + 'help-echo help) + (insert-text-button name 'type 'apropos-symbol) + (insert "\n ") + (insert-text-button label 'type (intern (concat "apropos-" type))) + (insert ": ") + (let ((beg (point))) + (if docs-p + (insert (cider-apropos-highlight doc query) "\n") + (insert doc) + (fill-region beg (point)))) + (insert "\n"))))) + +(declare-function cider-mode "cider-mode") + +(defun cider-show-apropos (summary results query docs-p) + "Show SUMMARY and RESULTS for QUERY in a pop-up buffer, formatted for DOCS-P." + (with-current-buffer (cider-popup-buffer cider-apropos-buffer 'select 'apropos-mode 'ancillary) + (let ((inhibit-read-only t)) + (if (boundp 'header-line-format) + (setq-local header-line-format summary) + (insert summary "\n\n")) + (dolist (result results) + (cider-apropos-result result query docs-p)) + (goto-char (point-min))))) + +;;;###autoload +(defun cider-apropos (query &optional ns docs-p privates-p case-sensitive-p) + "Show all symbols whose names match QUERY, a regular expression. +QUERY can also be a list of space-separated words (e.g. take while) which +will be converted to a regular expression (like take.+while) automatically +behind the scenes. The search may be limited to the namespace NS, and may +optionally search doc strings (based on DOCS-P), include private vars +\(based on PRIVATES-P), and be case-sensitive (based on CASE-SENSITIVE-P)." + (interactive + (cons (read-string "Search for Clojure symbol (a regular expression): ") + (when current-prefix-arg + (list (let ((ns (completing-read "Namespace (default is all): " (cider-sync-request:ns-list)))) + (if (string= ns "") nil ns)) + (y-or-n-p "Search doc strings? ") + (y-or-n-p "Include private symbols? ") + (y-or-n-p "Case-sensitive? "))))) + (cider-ensure-connected) + (cider-ensure-op-supported "apropos") + (if-let* ((summary (cider-apropos-summary + query ns docs-p privates-p case-sensitive-p)) + (results (cider-sync-request:apropos query ns docs-p privates-p case-sensitive-p))) + (cider-show-apropos summary results query docs-p) + (message "No apropos matches for %S" query))) + +;;;###autoload +(defun cider-apropos-documentation () + "Shortcut for (cider-apropos <query> nil t)." + (interactive) + (cider-ensure-connected) + (cider-ensure-op-supported "apropos") + (cider-apropos (read-string "Search for Clojure documentation (a regular expression): ") nil t)) + +(defun cider-apropos-act-on-symbol (symbol) + "Apply selected action on SYMBOL." + (let* ((first-action-key (car (car cider-apropos-actions))) + (action-key (if (= 1 (length cider-apropos-actions)) + first-action-key + (completing-read (format "Choose action to apply to `%s` (default %s): " + symbol first-action-key) + cider-apropos-actions nil nil nil nil first-action-key))) + (action-fn (cdr (assoc action-key cider-apropos-actions)))) + (if action-fn + (funcall action-fn symbol) + (user-error "Unknown action `%s`" action-key)))) + +;;;###autoload +(defun cider-apropos-select (query &optional ns docs-p privates-p case-sensitive-p) + "Similar to `cider-apropos', but presents the results in a completing read. +Show all symbols whose names match QUERY, a regular expression. +QUERY can also be a list of space-separated words (e.g. take while) which +will be converted to a regular expression (like take.+while) automatically +behind the scenes. The search may be limited to the namespace NS, and may +optionally search doc strings (based on DOCS-P), include private vars +\(based on PRIVATES-P), and be case-sensitive (based on CASE-SENSITIVE-P)." + (interactive + (cons (read-string "Search for Clojure symbol (a regular expression): ") + (when current-prefix-arg + (list (let ((ns (completing-read "Namespace (default is all): " (cider-sync-request:ns-list)))) + (if (string= ns "") nil ns)) + (y-or-n-p "Search doc strings? ") + (y-or-n-p "Include private symbols? ") + (y-or-n-p "Case-sensitive? "))))) + (cider-ensure-connected) + (cider-ensure-op-supported "apropos") + (if-let* ((summary (cider-apropos-summary + query ns docs-p privates-p case-sensitive-p)) + (results (mapcar (lambda (r) (nrepl-dict-get r "name")) + (cider-sync-request:apropos query ns docs-p privates-p case-sensitive-p)))) + (cider-apropos-act-on-symbol (completing-read (concat summary ": ") results)) + (message "No apropos matches for %S" query))) + +;;;###autoload +(defun cider-apropos-documentation-select () + "Shortcut for (cider-apropos-select <query> nil t)." + (interactive) + (cider-ensure-connected) + (cider-ensure-op-supported "apropos") + (cider-apropos-select (read-string "Search for Clojure documentation (a regular expression): ") nil t)) + +(provide 'cider-apropos) + +;;; cider-apropos.el ends here |