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Merge pull request #3159 from crazystylus/expr-missing-help-docs
`expr`: fix missing help in user docs
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commit
bbd74bb957
1 changed files with 13 additions and 2 deletions
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@ -14,12 +14,23 @@ mod tokens;
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const VERSION: &str = "version";
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const HELP: &str = "help";
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static ABOUT: &str = "Print the value of EXPRESSION to standard output";
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static USAGE: &str = r#"
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expr [EXPRESSION]
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expr [OPTIONS]"#;
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pub fn uu_app<'a>() -> App<'a> {
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App::new(uucore::util_name())
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.version(crate_version!())
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.about(ABOUT)
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.override_usage(USAGE)
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.setting(AppSettings::InferLongArgs)
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.arg(Arg::new(VERSION).long(VERSION))
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.arg(Arg::new(HELP).long(HELP))
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.arg(
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Arg::new(VERSION)
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.long(VERSION)
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.help("output version information and exit"),
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)
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.arg(Arg::new(HELP).long(HELP).help("display this help and exit"))
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}
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#[uucore::main]
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