Merge pull request #4590 from piotrkwiecinski/mv-move-string-to-md-file

mv: move help strings to markdown file

src/uu/mv/mv.md

@@ -0,0 +1,9 @@
+# mv
+
+```
+mv [OPTION]... [-T] SOURCE DEST
+mv [OPTION]... SOURCE... DIRECTORY
+mv [OPTION]... -t DIRECTORY SOURCE...
+```
+
+Move `SOURCE` to `DEST`, or multiple `SOURCE`(s) to `DIRECTORY`.

src/uu/mv/src/mv.rs

@@ -25,7 +25,7 @@ use std::path::{Path, PathBuf};
 use uucore::backup_control::{self, BackupMode};
 use uucore::display::Quotable;
 use uucore::error::{FromIo, UError, UResult, USimpleError, UUsageError};
-use uucore::{format_usage, prompt_yes, show};
+use uucore::{format_usage, help_about, help_usage, prompt_yes, show};
 
 use fs_extra::dir::{
  get_size as dir_get_size, move_dir, move_dir_with_progress, CopyOptions as DirCopyOptions,
@@ -53,12 +53,8 @@ pub enum OverwriteMode {
  Force,
 }
 
-static ABOUT: &str = "Move SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.";
-static LONG_HELP: &str = "";
-const USAGE: &str = "\
- {} [OPTION]... [-T] SOURCE DEST
- {} [OPTION]... SOURCE... DIRECTORY
- {} [OPTION]... -t DIRECTORY SOURCE...";
+const ABOUT: &str = help_about!("mv.md");
+const USAGE: &str = help_usage!("mv.md");
 
 static OPT_FORCE: &str = "force";
 static OPT_INTERACTIVE: &str = "interactive";
@@ -73,12 +69,7 @@ static ARG_FILES: &str = "files";
 
 #[uucore::main]
 pub fn uumain(args: impl uucore::Args) -> UResult<()> {
- let help = format!(
- "{}\n{}",
- LONG_HELP,
- backup_control::BACKUP_CONTROL_LONG_HELP
- );
- let mut app = uu_app().after_help(help);
+ let mut app = uu_app().after_help(backup_control::BACKUP_CONTROL_LONG_HELP);
  let matches = app.try_get_matches_from_mut(args)?;
 
  if !matches.contains_id(OPT_TARGET_DIRECTORY)