この資料は Rust 製のコマンドラインツール exa について紹介するものです。
Rustの環境構築やツールのインストール方法については以下を参照してください
exa は、ディレクトリの内容を一覧表示する ls をよりモダンにしたツールで、高速に動作します。また、tree表示をさせる事もできます。
GitHub - ogham/exa: A modern replacement for 'ls'.
exa のヘルプメッセージ
% exa --help
Usage:
exa [options] [files...]
META OPTIONS
-?, --help show list of command-line options
-v, --version show version of exa
DISPLAY OPTIONS
-1, --oneline display one entry per line
-l, --long display extended file metadata as a table
-G, --grid display entries as a grid (default)
-x, --across sort the grid across, rather than downwards
-R, --recurse recurse into directories
-T, --tree recurse into directories as a tree
-F, --classify display type indicator by file names
--colo[u]r=WHEN when to use terminal colours (always, auto, never)
--colo[u]r-scale highlight levels of file sizes distinctly
--icons display icons
--no-icons don't display icons (always overrides --icons)
FILTERING AND SORTING OPTIONS
-a, --all show hidden and 'dot' files
-d, --list-dirs list directories as files; don't list their contents
-L, --level DEPTH limit the depth of recursion
-r, --reverse reverse the sort order
-s, --sort SORT_FIELD which field to sort by
--group-directories-first list directories before other files
-D, --only-dirs list only directories
-I, --ignore-glob GLOBS glob patterns (pipe-separated) of files to ignore
--git-ignore ignore files mentioned in '.gitignore'
Valid sort fields: name, Name, extension, Extension, size, type,
modified, accessed, created, inode, and none.
date, time, old, and new all refer to modified.
LONG VIEW OPTIONS
-b, --binary list file sizes with binary prefixes
-B, --bytes list file sizes in bytes, without any prefixes
-g, --group list each file's group
-h, --header add a header row to each column
-H, --links list each file's number of hard links
-i, --inode list each file's inode number
-m, --modified use the modified timestamp field
-n, --numeric list numeric user and group IDs
-S, --blocks show number of file system blocks
-t, --time FIELD which timestamp field to list (modified, accessed, created)
-u, --accessed use the accessed timestamp field
-U, --created use the created timestamp field
--changed use the changed timestamp field
--time-style how to format timestamps (default, iso, long-iso, full-iso)
--no-permissions suppress the permissions field
--octal-permissions list each file's permission in octal format
--no-filesize suppress the filesize field
--no-user suppress the user field
--no-time suppress the time field
--git list each file's Git status, if tracked or ignored
-@, --extended list each file's extended attributes and sizes