diff options
author | William Carroll <wpcarro@gmail.com> | 2022-11-25T06·41-0800 |
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committer | wpcarro <wpcarro@gmail.com> | 2022-11-25T16·49+0000 |
commit | 8fd9b91d2938bc68b4ed7d1a2dac3f753d3fa31e (patch) | |
tree | 946761316e90a6dd61339ed9a3c7f3f4e3d51187 /users/wpcarro/emacs/.emacs.d/wpc/cache.el | |
parent | 094f07ad9ab1d8afb44f1e98bca639c5a1fdd0e9 (diff) |
chore(wpcarro/emacs): Delete unused packages r/5318
Elisp liposuction Change-Id: Id1940977afb33ae893264cfa388fd05c60b0ec9c Reviewed-on: https://cl.tvl.fyi/c/depot/+/7399 Reviewed-by: tazjin <tazjin@tvl.su> Tested-by: BuildkiteCI Reviewed-by: wpcarro <wpcarro@gmail.com>
Diffstat (limited to 'users/wpcarro/emacs/.emacs.d/wpc/cache.el')
-rw-r--r-- | users/wpcarro/emacs/.emacs.d/wpc/cache.el | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/users/wpcarro/emacs/.emacs.d/wpc/cache.el b/users/wpcarro/emacs/.emacs.d/wpc/cache.el deleted file mode 100644 index 70ebdb71ef85..000000000000 --- a/users/wpcarro/emacs/.emacs.d/wpc/cache.el +++ /dev/null @@ -1,88 +0,0 @@ -;;; cache.el --- Caching things -*- lexical-binding: t -*- - -;; Author: William Carroll <wpcarro@gmail.com> -;; Version: 0.0.1 -;; Package-Requires: ((emacs "24.3")) - -;;; Commentary: -;; An immutable cache data structure. -;; -;; This is like a sideways stack, that you can pull values out from and re-push -;; to the top. It'd be like a stack supporting push, pop, pull. -;; -;; This isn't a key-value data-structure like you might expect from a -;; traditional cache. The name is subject to change, but the underlying idea of -;; a cache remains the same. -;; -;; Think about prescient.el, which uses essentially an LRU cache integrated into -;; counsel to help create a "clairovoyant", self-organizing list. -;; -;; Use-cases: -;; - Keeps an cache of workspaces sorted as MRU with an LRU eviction strategy. - -;;; Code: - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; Dependencies -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -(require 'prelude) -(require 'struct) -(require '>) - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; Library -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -(cl-defstruct cache xs) - -;; TODO: Prefer another KBD for yasnippet form completion than company-mode's -;; current KBD. - -(defun cache-from-list (xs) - "Turn list, XS, into a cache." - (make-cache :xs xs)) - -(defun cache-contains? (x xs) - "Return t if X in XS." - (->> xs - cache-xs - (list-contains? x))) - -(defun cache-touch (x xs) - "Ensure value X in cache, XS, is front of the list. -If X isn't in XS (using `equal'), insert it at the front." - (struct-update - cache - xs - (>-> (list-reject (lambda (y) (equal x y))) - (list-cons x)) - xs)) - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; Tests -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -(progn - (let ((cache (cache-from-list '("chicken" "nugget")))) - ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - ;; contains?/2 - ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - (prelude-refute - (cache-contains? "turkey" cache)) - (prelude-assert - (cache-contains? "chicken" cache)) - ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - ;; touch/2 - ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - (prelude-assert - (equal - (cache-touch "nugget" cache) - (cache-from-list '("nugget" "chicken")))) - (prelude-assert - (equal - (cache-touch "spicy" cache) - (cache-from-list '("spicy" "chicken" "nugget")))))) - -(provide 'cache) -;;; cache.el ends here |