Essential Elisp Libraries
Recently, I’ve been writing a lot of Emacs Lisp. I’ve been trying to write as many of my own tools as possible in elisp, to see what the language works well at and what it doesn’t do well. Turns out, elisp does many things well. However, there are several libraries that make life much easier. (Disclaimer: I’ve written some of them.) Lists Firstly, dash.el, which describes itself as “a modern list
loop.el : ループでbreak/continue/returnを使えるようにする
;;; 0〜9の総和 (let ((x 0) (sum 0)) (loop-while (< x 10) (setq sum (+ sum x)) (setq x (1+ x))) sum) ; => 45 (cl-loop with x = 0 with sum = 0 while (< x 10) do (setq sum (+ sum x)) (setq x (1+ x)) finally return sum) ; => 45 (cl-loop for x from 0 below 10 sum x) ; => 45 ;;; 0〜5の総和 (let ((x 0) (sum 0)) (loop-while (< x 10) (setq sum (+ sum x)) (setq x (1+ x)) (when (= x 6) (loop-break))) sum) ; => 15 (c
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GitHub - Wilfred/loop.el: friendly imperative loop structures for Emacs lisp
