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diff --git a/prog/jao-vterm-repl.el b/prog/jao-vterm-repl.el
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-;;; jao-vterm-repl.el --- vterm-based repls          -*- lexical-binding: t; -*-
-
-;; Copyright (C) 2020, 2021  jao
-
-;; Author: jao <mail@jao.io>
-;; Keywords: terminals
-
-;; 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 <https://www.gnu.org/licenses/>.
-
-;;; Commentary:
-
-;; Helpers to launch reply things such as erlang shells inside a vterm.
-;; For instance, to declare an erl repl for rebar projects, one would call:
-;;
-;;    (jao-vterm-repl-register "rebar.config" "rebar3 shell" "^[0-9]+> ")
-
-;;; Code:
-
-(require 'jao-compilation)
-
-(declare-function 'vterm-copy-mode "vterm")
-(declare-function 'vterm-send-string "vterm")
-(declare-function 'vterm-send-return "vterm")
-
-(defun jao-vterm-repl--buffer-name (&optional dir)
-  (format "*vterm -- repl - %s*" (or dir (jao-compilation-root))))
-
-(defvar jao-vterm-repl-repls nil)
-(defvar jao-vterm-repl-prompts nil)
-(defvar-local jao-vterm-repl--name nil)
-(defvar-local jao-vterm-repl--last-buffer nil)
-(defvar-local jao-vterm-repl--prompt-rx "^[0-9]+> ")
-
-(setq vterm-buffer-name-string nil)
-
-(defun jao-vterm-repl--exec (cmd &optional name)
-  (vterm name)
-  (when name
-    (vterm-send-string "unset PROMPT_COMMAND\n\n"))
-  (vterm-send-string cmd)
-  (vterm-send-return)
-  (when name (rename-buffer name t)))
-
-;;;###autoload
-(defun jao-vterm-repl-previous-prompt ()
-  (interactive)
-  (when (derived-mode-p 'vterm-mode)
-    (vterm-copy-mode 1)
-    (forward-line 0)
-    (when (re-search-backward jao-vterm-repl--prompt-rx nil t)
-      (goto-char (match-end 0)))))
-
-;;;###autoload
-(defun jao-vterm-repl-next-prompt ()
-  (interactive)
-  (when (derived-mode-p 'vterm-mode)
-    (vterm-copy-mode 1)
-    (or (re-search-forward jao-vterm-repl--prompt-rx nil t)
-        (vterm-copy-mode -1))
-    (unless (save-excursion
-              (re-search-forward jao-vterm-repl--prompt-rx nil t))
-      (vterm-copy-mode -1))))
-
-;;;###autoload
-(define-minor-mode jao-vterm-repl-mode "repl-aware vterm" nil nil
-  '(("\C-c\C-p" . jao-vterm-repl-previous-prompt)
-    ("\C-c\C-n" . jao-vterm-repl-next-prompt)
-    ("\C-c\C-z" . jao-vterm-repl-pop-to-src)))
-
-;;;###autoload
-(defun jao-vterm-repl ()
-  (let* ((dir (jao-compilation-root))
-         (vname (jao-vterm-repl--buffer-name dir))
-         (root-name (jao-compilation-root-file))
-         (buffer (seq-find `(lambda (b)
-                              (string=
-                               (buffer-local-value 'jao-vterm-repl--name
-                                                   b)
-                               ,vname))
-                           (buffer-list))))
-    (or buffer
-        (let ((default-directory dir)
-              (prompt (cdr (assoc root-name jao-vterm-repl-prompts)))
-              (cmd (or (cdr (assoc root-name jao-vterm-repl-repls))
-                       (read-string "REPL command: ")))
-              (bname (format "* vrepl - %s/%s *"
-                             (file-name-base (string-remove-suffix "/" dir))
-                             root-name)))
-          (jao-vterm-repl--exec cmd bname)
-          (jao-vterm-repl-mode)
-          (setq-local jao-vterm-repl--name vname)
-          (when prompt (setq-local jao-vterm-repl--prompt-rx prompt))
-          (current-buffer)))))
-
-;;;###autoload
-(defun jao-vterm-repl-register (build-file repl-cmd prompt-rx)
-  (jao-compilation-add-dominating build-file)
-  (add-to-list 'jao-vterm-repl-repls (cons build-file repl-cmd))
-  (add-to-list 'jao-vterm-repl-prompts (cons build-file prompt-rx)))
-
-;;;###autoload
-(defun jao-vterm-repl-pop-to-repl ()
-  (interactive)
-  (let ((bn (current-buffer)))
-    (pop-to-buffer (jao-vterm-repl))
-    (setq-local jao-vterm-repl--last-buffer bn)))
-
-;;;###autoload
-(defun jao-vterm-repl-pop-to-src ()
-  (interactive)
-  (when (buffer-live-p jao-vterm-repl--last-buffer)
-    (pop-to-buffer jao-vterm-repl--last-buffer)))
-
-;;;###autoload
-(defun jao-vterm-repl-send (cmd)
-  (with-current-buffer (jao-vterm-repl) (vterm-send-string cmd)))
-
-(provide 'jao-vterm-repl)
-;;; jao-vterm-repl.el ends here