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20 lines
859 B
Text
20 lines
859 B
Text
error: `#[derive(Parser)]` only supports non-tuple structs and enums
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--> $DIR/tuple_struct.rs:11:10
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11 | #[derive(Parser, Debug)]
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| ^^^^^^
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= note: this error originates in the derive macro `Parser` (in Nightly builds, run with -Z macro-backtrace for more info)
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error[E0599]: no function or associated item named `parse` found for struct `Opt` in the current scope
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--> $DIR/tuple_struct.rs:16:20
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13 | struct Opt(u32);
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| ---------------- function or associated item `parse` not found for this
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...
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16 | let opt = Opt::parse();
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| ^^^^^ function or associated item not found in `Opt`
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= help: items from traits can only be used if the trait is implemented and in scope
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= note: the following trait defines an item `parse`, perhaps you need to implement it:
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candidate #1: `Parser`
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