Trait darling::FromVariant

pub trait FromVariant {
    fn from_variant(variant: &Variant) -> Result<Self, Error>;
}

Creates an instance from a specified syn::Variant.

Required methods

fn from_variant(variant: &Variant) -> Result<Self, Error>

Create an instance from syn::Variant, or return an error.

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Implementations on Foreign Types

impl FromVariant for Variant

fn from_variant(variant: &Variant) -> Result<Variant, Error>

impl FromVariant for Ident

fn from_variant(variant: &Variant) -> Result<Ident, Error>

impl FromVariant for Vec<Attribute>

fn from_variant(variant: &Variant) -> Result<Vec<Attribute>, Error>

impl FromVariant for ()

fn from_variant(&Variant) -> Result<(), Error>

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Implementors

impl FromVariant for Ignored

fn from_variant(&Variant) -> Result<Ignored, Error>

impl<T> FromVariant for SpannedValue<T> where
    T: FromVariant, 

fn from_variant(value: &Variant) -> Result<SpannedValue<T>, Error>

impl<T> FromVariant for WithOriginal<T, Variant> where
    T: FromVariant, 

fn from_variant(value: &Variant) -> Result<WithOriginal<T, Variant>, Error>

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