Enum rustc_hir::TraitFn

source ·
pub enum TraitFn<'hir> {
    Required(&'hir [Ident]),
    Provided(BodyId),
}
Expand description

Represents a trait method’s body (or just argument names).

Variants

Required(&'hir [Ident])

No default body in the trait, just a signature.

Provided(BodyId)

Both signature and body are provided in the trait.

Trait Implementations

Formats the value using the given formatter. Read more

Auto Trait Implementations

Blanket Implementations

Gets the TypeId of self. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more

Returns the argument unchanged.

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 16 bytes

Size for each variant:

  • Required: 16 bytes
  • Provided: 16 bytes