41 lines
1.4 KiB
EmacsLisp
41 lines
1.4 KiB
EmacsLisp
;;; set.el
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(provide 'doom-lib-set)
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;; This provides a centralized configuration system that a) won't evaluate its
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;; arguments if it doesn't need to (performance), b) won't complain if the
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;; setting doesn't exist and c) is more elegant than a bunch of `@after' blocks,
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;; which can cause intermittent stuttering in large quantities. I'm a fan of
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;; concise, do-what-I-mean front-facing configuration, believe it or not.
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;;
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;; Plus, it can benefit from byte-compilation.
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;;;###autoload
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(defmacro @def-setting (keyword arglist &optional docstring &rest forms)
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"Define a setting macro. Like `defmacro', this should return a form to be
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executed when called with `@set'. FORMS are not evaluated until `@set' calls it."
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(declare (indent defun) (doc-string 3))
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(unless (keywordp keyword)
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(error "Not a valid property name: %s" keyword))
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`(defun ,(intern (format "doom-setting--setter%s" keyword)) ,arglist
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,docstring
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,@forms))
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;;;###autoload
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(defmacro @set (keyword &rest values)
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"Set an option defined by `@def-setting'. Skip if doesn't exist."
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(declare (indent defun))
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(unless values
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(error "Empty @set for %s" keyword))
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(let ((fn (intern (format "doom-setting--setter%s" keyword))))
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(if (functionp fn)
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(apply fn (eval `(list ,@values)))
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(when doom-debug-mode
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(warn "No setting found for %s" keyword)))))
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;; (defun describe-setting ()
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;; (interactive)
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;; ;; TODO
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;; (error "Not implemented yet"))
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