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Diffstat (limited to 'tools/emacs-pkgs/term-switcher/term-switcher.el')
-rw-r--r-- | tools/emacs-pkgs/term-switcher/term-switcher.el | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/tools/emacs-pkgs/term-switcher/term-switcher.el b/tools/emacs-pkgs/term-switcher/term-switcher.el new file mode 100644 index 000000000000..c141a5e9cc08 --- /dev/null +++ b/tools/emacs-pkgs/term-switcher/term-switcher.el @@ -0,0 +1,63 @@ +;;; term-switcher.el --- Easily switch between open vterms +;; +;; Copyright (C) 2019-2020 Google Inc. +;; Copyright (C) 2021-2023 The TVL Authors +;; +;; Author: Vincent Ambo <tazjin@tvl.su> +;; Version: 1.1 +;; Package-Requires: (ivy s vterm) +;; +;;; Commentary: +;; +;; This package adds a function that lets users quickly switch between +;; different open vterms via ivy. + +(require 'ivy) +(require 's) +(require 'seq) +(require 'vterm) + +(defgroup term-switcher nil + "Customization options `term-switcher'.") + +(defcustom term-switcher-buffer-prefix "vterm<" + "String prefix for vterm terminal buffers. For example, if you + set your titles to match `vterm<...>' a useful prefix might be + `vterm<'." + :type '(string) + :group 'term-switcher) + +(defun ts/create-vterm () + "Launch vterm, but don't open semi-broken vterms over TRAMP." + (if (file-remote-p default-directory) + (let ((default-directory "~")) + (vterm)) + (vterm))) + +(defun ts/open-or-create-vterm (buffer) + "Switch to the terminal in BUFFER, or create a new one if buffer is nil." + (if buffer + (switch-to-buffer buffer) + (ts/create-vterm))) + +(defun ts/is-vterm-buffer (buffer) + "Determine whether BUFFER runs a vterm." + (equal 'vterm-mode (buffer-local-value 'major-mode buffer))) + +(defun ts/switch-to-terminal () + "Switch to an existing vterm buffer or create a new one." + + (interactive) + (let ((terms (seq-map (lambda (b) (cons (buffer-name b) b)) + (seq-filter #'ts/is-vterm-buffer (buffer-list))))) + (if terms + (ivy-read "Switch to vterm: " + (cons "New vterm" (seq-map #'car terms)) + :caller 'ts/switch-to-terminal + :preselect (s-concat "^" term-switcher-buffer-prefix) + :require-match t + :action (lambda (match) + (ts/open-or-create-vterm (cdr (assoc match terms))))) + (ts/create-vterm)))) + +(provide 'term-switcher) |