run-command-selector-completing-read.el

;;; run-command-selector-completing-read.el --- completing-read frontend to run-command -*- lexical-binding: t -*-

;; Copyright (C) 2020-2023 Massimiliano Mirra

;; Author: Massimiliano Mirra <hyperstruct@gmail.com>
;; URL: https://github.com/bard/emacs-run-command

;; This file is not part of GNU Emacs

;; This file 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, 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.

;; For a full copy of the GNU General Public License
;; see <https://www.gnu.org/licenses/>.

;;; Commentary:

;; Selector for `run-command' based on `completing-read'.

;;; Code:

(require 'map)
(require 'run-command-core)
(require 'run-command-util)

(defun run-command-selector-completing-read (command-recipes)
  "Select and run a command from COMMAND-RECIPES using `completing-read'."
  (let* ((targets (run-command--completing-read-targets command-recipes))
         (choice (completing-read "Command: " targets)))
    (when choice
      (let ((command-spec (cdr (assoc choice targets))))
        (run-command-core-run command-spec)))))

(defun run-command--completing-read-targets (command-recipes)
  "Create `completing-read' targets from COMMAND-RECIPES."
  (seq-map
   (lambda (command-spec)
     (cons
      (concat
       (run-command--shorter-recipe-name-maybe
        (map-elt command-spec :recipe))
       "/" (map-elt command-spec :display))
      command-spec))
   (run-command-core-get-command-specs command-recipes)))

;;; Meta

(provide 'run-command-selector-completing-read)

;;; run-command-selector-completing-read.el ends here