Trait frame_support::traits::VariantCount

pub trait VariantCount {
    const VARIANT_COUNT: u32;
}

Trait to get the number of variants in any enum.

NOTE: can be removed once https://doc.rust-lang.org/std/mem/fn.variant_count.html is stable.

Required Associated Constants

const VARIANT_COUNT: u32

Get the number of variants.

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl VariantCount for ()

const VARIANT_COUNT: u32 = 0u32

Implementors