Trait esexpr::ESExprOptionalFieldCodec

pub trait ESExprOptionalFieldCodec
where
    Self: Sized,
{
    // Required methods
    fn encode_optional_field(self) -> Option<ESExpr>;
    fn decode_optional_field(value: Option<ESExpr>) -> Result<Self, DecodeError>;
}

A field codec for optional fields.

Required Methods

fn encode_optional_field(self) -> Option<ESExpr>

Encode an optional field or None when the value should be excluded.

fn decode_optional_field(value: Option<ESExpr>) -> Result<Self, DecodeError>

Decode an optional field value.

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl<A: ESExprCodec> ESExprOptionalFieldCodec for Option<A>

fn encode_optional_field(self) -> Option<ESExpr>

fn decode_optional_field(value: Option<ESExpr>) -> Result<Self, DecodeError>

Implementors