Enum proc_macro::Spacing

pub enum Spacing {
    Alone,
    Joint,
}

Describes whether a Punct is followed immediately by another Punct (Spacing::Joint) or by a different token or whitespace (Spacing::Alone).

Variants

Alone

A Punct is not immediately followed by another Punct. E.g. + is Alone in + =, +ident and +().

Joint

A Punct is immediately followed by another Punct. E.g. + is Joint in += and ++.

Additionally, single quote ' can join with identifiers to form lifetimes: 'ident.

Trait Implementations

impl Clone for Spacing

fn clone(&self) -> Spacing

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Spacing

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl PartialEq<Spacing> for Spacing

fn eq(&self, other: &Spacing) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Copy for Spacing

impl Eq for Spacing

impl StructuralEq for Spacing

impl StructuralPartialEq for Spacing