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Print usage on error #44

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thomasantony opened this issue Sep 21, 2020 · 0 comments
Open

Print usage on error #44

thomasantony opened this issue Sep 21, 2020 · 0 comments

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@thomasantony
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Is it possible to use this crate and show the usage information automatically if arguments are missing or parsing fails? This is the default behavior in structopt and clap.
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@thomasantony