variant-count

library1.2.0rscratesunverified

Derive macro for enums that adds a constant count of variants.

# Cargo.toml
[dependencies]
variant_count = "1.2.0"

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SIG · VARIANT-COUNT

variant-count

utilityrustv1.2.0

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Code

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Verified import paths — ran on the pinned version, not inferred.

VariantCount

✓ use variant_count::VariantCount;

Derive VariantCount to get the number of enum variants via COUNT constant.

use variant_count::VariantCount; #[derive(VariantCount)] enum Color { Red, Green, Blue, } fn main() { println!("Number of variants: {}", Color::COUNT); }

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Version history

1.2.0latest on crates.io

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Resources

githubhttps://github.com/XX/variant_count ↗

homepagehttps://github.com/XX/variant_count ↗

docshttps://docs.rs/variant_count/ ↗