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perf(lib): dir!: unset file-name-handler-alist

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file-name-directory consults this variable for alternative strategies,
which is unnecessary work. (file!) won't (and should never be used in
any context where it could) return anything but a simple file path.
This commit is contained in:
Henrik Lissner
2023-02-21 03:24:58 -05:00
parent 25611707ed
commit 986573a4a2
1 changed files with 2 additions and 1 deletions
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lisp/doom-lib.el
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@ -303,7 +303,8 @@ TRIGGER-HOOK is a list of quoted hooks and/or sharp-quoted functions."
(defmacro dir! ()
"Return the directory of the file this macro was called."
(file-name-directory (macroexpand '(file!))))
(let (file-name-handler-alist)
(file-name-directory (macroexpand '(file!)))))
;; REVIEW Should I deprecate this? The macro's name is so long...
(defalias 'letenv! 'with-environment-variables)