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touch: use arggroup for sources

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This commit is contained in:
Terts Diepraam 2021-03-13 12:42:52 +01:00
parent cd4003007f
commit 5ec1bba5e8
1 changed files with 7 additions and 18 deletions
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25
src/uu/touch/src/touch.rs
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@ -13,7 +13,7 @@ pub extern crate filetime;
#[macro_use]
extern crate uucore;
use clap::{App, Arg};
use clap::{App, Arg, ArgGroup};
use filetime::*;
use std::fs::{self, File};
use std::io::Error;
@ -129,6 +129,11 @@ pub fn uumain(args: impl uucore::Args) -> i32 {
.takes_value(true)
.min_values(1),
)
.group(ArgGroup::with_name("sources").args(&[
options::sources::CURRENT,
options::sources::DATE,
options::sources::REFERENCE,
]))
.get_matches_from(args);
let files: Vec<String> = matches
@ -136,19 +141,6 @@ pub fn uumain(args: impl uucore::Args) -> i32 {
.map(|v| v.map(ToString::to_string).collect())
.unwrap_or_default();
if matches.is_present(options::sources::DATE)
&& (matches.is_present(options::sources::REFERENCE)
|| matches.is_present(options::sources::CURRENT))
|| matches.is_present(options::sources::REFERENCE)
&& (matches.is_present(options::sources::DATE)
|| matches.is_present(options::sources::CURRENT))
|| matches.is_present(options::sources::CURRENT)
&& (matches.is_present(options::sources::DATE)
|| matches.is_present(options::sources::REFERENCE))
{
panic!("Invalid options: cannot specify reference time from more than one source");
}
let (mut atime, mut mtime) = if matches.is_present(options::sources::REFERENCE) {
stat(
&matches.value_of(options::sources::REFERENCE).unwrap()[..],
@ -188,10 +180,7 @@ pub fn uumain(args: impl uucore::Args) -> i32 {
};
// Minor optimization: if no reference time was specified, we're done.
if !(matches.is_present(options::sources::DATE)
|| matches.is_present(options::sources::REFERENCE)
|| matches.is_present(options::sources::CURRENT))
{
if !matches.is_present("sources") {
continue;
}
}