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author | William Carroll <wpcarro@gmail.com> | 2019-10-09T11·13+0100 |
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committer | William Carroll <wpcarro@gmail.com> | 2019-12-24T15·21+0000 |
commit | 6b456c1b7a4f6899f063a6e65355af51901d9c7a (patch) | |
tree | cfc70d74818ae9fabdbbfb0cf16cce092e4c1a09 /configs/shared/.emacs.d/wpc/fs.el | |
parent | a7c72adb2ebec1e497fc040eaf3551d564d61a5b (diff) |
Massive configuration overhaul
Currently paying the price of months of non-diligent git usage. Here's what has changed. - Theming support in Gvcci and wpgtk - Dropping support for i3 - Supporting EXWM - Many Elisp modules - Collapsed redundant directories in ./configs
Diffstat (limited to 'configs/shared/.emacs.d/wpc/fs.el')
-rw-r--r-- | configs/shared/.emacs.d/wpc/fs.el | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/configs/shared/.emacs.d/wpc/fs.el b/configs/shared/.emacs.d/wpc/fs.el new file mode 100644 index 000000000000..adc331d176ce --- /dev/null +++ b/configs/shared/.emacs.d/wpc/fs.el @@ -0,0 +1,59 @@ +;;; fs.el --- Make working with the filesystem easier -*- lexical-binding: t -*- +;; Author: William Carroll <wpcarro@gmail.com> + +;;; Commentary: +;; Ergonomic alternatives for working with the filesystem. + +;; Dependencies +(require 'f) + +;;; Code: + +(defun fs/ensure-file (path) + "Ensure that a file and its directories in `PATH' exist. +Will error for inputs with a trailing slash." + (when (s-ends-with? "/" path) + (error (format "Input path has trailing slash: %s" path))) + (->> path + f-dirname + fs/ensure-dir) + (f-touch path)) + +(f-dirname "/tmp/a/b/file.txt") + +(defun fs/ensure-dir (path) + "Ensure that a directory and its ancestor directories in `PATH' exist." + (->> path + f-split + (apply #'f-mkdir))) + +(defun fs/ls (dir &optional full-path?) + "List the files in `DIR' one-level deep. +Should behave similarly in spirit to the Unix command, ls. +If `FULL-PATH?' is set, return the full-path of the files." + (-drop 2 (directory-files dir full-path?))) + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Tests +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;; TODO: Support `refute' function / macro. +(ert-deftest fs/test/ensure-file () + (let ((file "/tmp/file/a/b/c/file.txt")) + ;; Ensure this file doesn't exist first to prevent false-positives. + (f-delete file t) + (fs/ensure-file file) + (should (and (f-exists? file) + (f-file? file))))) + +(ert-deftest fs/test/ensure-dir () + (let ((dir "/tmp/dir/a/b/c")) + ;; Ensure the directory doesn't exist. + (f-delete dir t) + (fs/ensure-dir dir) + (should (and (f-exists? dir) + (f-dir? dir))))) + +(provide 'fs) +;;; fs.el ends here |