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Merge pull request #3159 from crazystylus/expr-missing-help-docs

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`expr`: fix missing help in user docs
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Sylvestre Ledru 2022-02-19 11:04:14 +01:00 • committed by GitHub
commit bbd74bb957
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1 changed files with 13 additions and 2 deletions
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15
src/uu/expr/src/expr.rs
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@ -14,12 +14,23 @@ mod tokens;
const VERSION: &str = "version"; const VERSION: &str = "version";
const HELP: &str = "help"; const HELP: &str = "help";
static ABOUT: &str = "Print the value of EXPRESSION to standard output";
static USAGE: &str = r#"
expr [EXPRESSION]
expr [OPTIONS]"#;
pub fn uu_app<'a>() -> App<'a> { pub fn uu_app<'a>() -> App<'a> {
App::new(uucore::util_name()) App::new(uucore::util_name())
.version(crate_version!())
.about(ABOUT)
.override_usage(USAGE)
.setting(AppSettings::InferLongArgs) .setting(AppSettings::InferLongArgs)
.arg(Arg::new(VERSION).long(VERSION)) .arg(
.arg(Arg::new(HELP).long(HELP)) Arg::new(VERSION)
.long(VERSION)
.help("output version information and exit"),
)
.arg(Arg::new(HELP).long(HELP).help("display this help and exit"))
} }
#[uucore::main] #[uucore::main]