Trait FieldMap 

pub trait FieldMap {
    const FIELDS: &'static [FieldInfo];

    // Provided methods
    fn field_count() -> usize { ... }
    fn field_by_name(name: &str) -> Option<&'static FieldInfo> { ... }
}

Trait for layouts that expose field metadata in wire order.

Required Associated Constants

const FIELDS: &'static [FieldInfo]

Provided Methods

fn field_count() -> usize

fn field_by_name(name: &str) -> Option<&'static FieldInfo>

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors