emacs/lisp/elpaca-bootstrap.el

;;; elpaca-bootstrap.el --- Bootstrap the Elpaca package manager

;;; Commentary:
;; Taken from https://github.com/progfolio/elpaca

;;; Code:
(defvar elpaca-installer-version 0.2)
(defvar elpaca-directory (expand-file-name "elpaca/" user-emacs-directory))
(defvar elpaca-builds-directory (expand-file-name "builds/" elpaca-directory))
(defvar elpaca-repos-directory (expand-file-name "repos/" elpaca-directory))
(defvar elpaca-order '(elpaca :repo "https://github.com/progfolio/elpaca.git"
                              :ref nil
                              :files (:defaults (:exclude "extensions"))
                              :build (:not elpaca--activate-package)))
(when-let ((repo  (expand-file-name "elpaca/" elpaca-repos-directory))
           (build (expand-file-name "elpaca/" elpaca-builds-directory))
           (order (cdr elpaca-order))
           ((add-to-list 'load-path (if (file-exists-p build) build repo)))
           ((not (file-exists-p repo))))
  (condition-case-unless-debug err
      (if-let ((buffer (pop-to-buffer-same-window "*elpaca-installer*"))
               ((zerop (call-process "git" nil buffer t "clone"
                                     (plist-get order :repo) repo)))
               (default-directory repo)
               ((zerop (call-process "git" nil buffer t "checkout"
                                     (or (plist-get order :ref) "--"))))
               (emacs (concat invocation-directory invocation-name))
               ((zerop (call-process emacs nil buffer nil "-Q" "-L" "." "--batch"
                                     "--eval" "(byte-recompile-directory \".\" 0 'force)"))))
          (progn (require 'elpaca)
                 (elpaca-generate-autoloads "elpaca" repo)
                 (kill-buffer buffer))
        (error "%s" (with-current-buffer buffer (buffer-string))))
    ((error) (warn "%s" err) (delete-directory repo 'recursive))))
(require 'elpaca-autoloads)
(add-hook 'after-init-hook #'elpaca-process-queues)
(elpaca `(,@elpaca-order))

(provide 'elpaca-bootstrap)
;;; elpaca-bootstrap.el ends here