2020-04-22 10:57:21 +00:00
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//! Usage example of `arg_enum`
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//!
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//! All the variants of the enum and the enum itself support `rename_all`
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2021-07-14 15:50:26 +00:00
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use clap::{ArgEnum, Clap};
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2020-04-22 07:25:41 +00:00
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2021-07-14 15:50:26 +00:00
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#[derive(ArgEnum, Debug, PartialEq)]
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2020-04-22 07:25:41 +00:00
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enum ArgChoice {
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2021-09-18 12:13:44 +00:00
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/// Descriptions are supported as doc-comment
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2020-04-22 07:25:41 +00:00
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Foo,
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2021-09-18 12:13:44 +00:00
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// Renames are supported
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#[clap(name = "b-a-r")]
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2020-04-22 07:25:41 +00:00
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Bar,
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2020-04-22 10:57:21 +00:00
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// Aliases are supported
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#[clap(alias = "b", alias = "z")]
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2020-04-22 07:25:41 +00:00
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Baz,
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2021-09-18 12:13:44 +00:00
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// Hiding variants from help and completion is supported
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#[clap(hidden)]
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Hidden,
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2020-04-22 07:25:41 +00:00
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}
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#[derive(Clap, PartialEq, Debug)]
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struct Opt {
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#[clap(arg_enum)]
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arg: ArgChoice,
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}
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fn main() {
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let opt = Opt::parse();
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println!("{:#?}", opt);
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}
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