2017-06-23 20:22:39 +00:00
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use getopts::Matches;
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2016-04-17 19:38:37 +00:00
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2017-06-23 20:22:39 +00:00
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static OPTIONS: &str = r##"
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2017-05-06 22:00:45 +00:00
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-?, --help show list of command-line options
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-v, --version show version of exa
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2016-04-17 19:38:37 +00:00
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DISPLAY OPTIONS
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-1, --oneline display one entry per line
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2017-05-06 22:00:45 +00:00
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-l, --long display extended file metadata as a table
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-G, --grid display entries as a grid (default)
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-x, --across sort the grid across, rather than downwards
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2016-04-17 19:38:37 +00:00
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-R, --recurse recurse into directories
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2017-05-06 22:00:45 +00:00
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-T, --tree recurse into directories as a tree
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-F, --classify display type indicator by file names
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--colo[u]r=WHEN when to use terminal colours (always, auto, never)
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--colo[u]r-scale highlight levels of file sizes distinctly
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2016-04-17 19:38:37 +00:00
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FILTERING AND SORTING OPTIONS
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2017-05-06 22:00:45 +00:00
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-a, --all don't hide hidden and 'dot' files
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-d, --list-dirs list directories like regular files
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-r, --reverse reverse the sort order
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-s, --sort SORT_FIELD which field to sort by:
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2016-04-17 19:38:37 +00:00
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--group-directories-first list directories before other files
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2016-10-30 14:47:38 +00:00
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-I, --ignore-glob GLOBS glob patterns (pipe-separated) of files to ignore
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2017-05-06 22:00:45 +00:00
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Valid sort fields: name, Name, extension, Extension, size,
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modified, accessed, created, inode, none
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2016-04-17 19:38:37 +00:00
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"##;
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2017-06-23 20:22:39 +00:00
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static LONG_OPTIONS: &str = r##"
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2016-04-17 19:38:37 +00:00
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LONG VIEW OPTIONS
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2017-05-06 22:00:45 +00:00
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-b, --binary list file sizes with binary prefixes
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-B, --bytes list file sizes in bytes, without any prefixes
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-g, --group list each file's group
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-h, --header add a header row to each column
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-H, --links list each file's number of hard links
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-i, --inode list each file's inode number
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-L, --level DEPTH limit the depth of recursion
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-m, --modified use the modified timestamp field
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2016-04-17 19:38:37 +00:00
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-S, --blocks show number of file system blocks
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2017-05-06 22:00:45 +00:00
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-t, --time FIELD which timestamp field to list (modified, accessed, created)
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-u, --accessed use the accessed timestamp field
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2017-06-23 21:30:48 +00:00
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-U, --created use the created timestamp field"##;
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2016-04-17 19:38:37 +00:00
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2017-06-23 20:22:39 +00:00
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static GIT_HELP: &str = r##" --git list each file's Git status, if tracked"##;
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static EXTENDED_HELP: &str = r##" -@, --extended list each file's extended attributes and sizes"##;
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pub fn help_string(matches: &Matches, git: bool, xattr: bool) -> String {
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let mut help = String::from("Usage:\n exa [options] [files...]\n");
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if !matches.opt_present("long") {
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help.push_str(OPTIONS);
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}
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help.push_str(LONG_OPTIONS);
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if git {
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help.push('\n');
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2017-06-23 21:30:48 +00:00
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help.push_str(GIT_HELP);
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2017-06-23 20:22:39 +00:00
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}
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if xattr {
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help.push('\n');
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2017-06-23 21:30:48 +00:00
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help.push_str(EXTENDED_HELP);
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2017-06-23 20:22:39 +00:00
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}
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help
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}
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