78 lines
2.6 KiB
EmacsLisp
78 lines
2.6 KiB
EmacsLisp
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;;; use-package-diminish.el --- Support for the :diminish keyword -*- lexical-binding: t; -*-
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;; Copyright (C) 2012-2022 Free Software Foundation, Inc.
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;; Author: John Wiegley <johnw@newartisans.com>
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;; Maintainer: John Wiegley <johnw@newartisans.com>
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Provides support for the :diminish keyword, which is made available
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;; by default by requiring `use-package'. Using it requires the
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;; `diminish' package to be installed (available on GNU ELPA).
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;;
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;; See the `use-package' info manual for more information.
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;;; Code:
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(require 'use-package-core)
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(defun use-package-normalize-diminish (name label arg &optional recursed)
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"Normalize the arguments to diminish down to a list of one of two forms:
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SYMBOL
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(SYMBOL . STRING)"
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(cond
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((not arg)
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(list (use-package-as-mode name)))
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((use-package-non-nil-symbolp arg)
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(list arg))
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((stringp arg)
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(list (cons (use-package-as-mode name) arg)))
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((and (consp arg) (stringp (cdr arg)))
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(list arg))
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((and (not recursed) (listp arg) (listp (cdr arg)))
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(mapcar #'(lambda (x) (car (use-package-normalize-diminish
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name label x t))) arg))
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(t
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(use-package-error
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(concat label " wants a string, symbol, "
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"(symbol . string) or list of these")))))
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;;;###autoload
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(defun use-package-normalize/:diminish (name keyword args)
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(use-package-as-one (symbol-name keyword) args
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(apply-partially #'use-package-normalize-diminish name) t))
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;;;###autoload
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(defun use-package-handler/:diminish (name _keyword arg rest state)
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(let ((body (use-package-process-keywords name rest state)))
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(use-package-concat
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(mapcar #'(lambda (var)
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`(if (fboundp 'diminish)
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,(if (consp var)
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`(diminish ',(car var) ,(cdr var))
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`(diminish ',var))))
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arg)
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body)))
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(add-to-list 'use-package-keywords :diminish t)
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(provide 'use-package-diminish)
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;;; use-package-diminish.el ends here
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