Enum proc_macro::Spacing

pub enum Spacing {
    Alone,
    Joint,
}

Whether an Punct is followed immediately by another Punct or followed by another token or whitespace.

Variants

Alone

e.g., + is Alone in + =, +ident or +().

Joint

e.g., + is Joint in += or '#. 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.

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

Performs copy-assignment from source.

impl Copy for Spacing

impl Debug for Spacing

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

Formats the value using the given formatter.

impl Eq for Spacing

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 ==.

#[must_use]

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

This method tests for !=.

impl StructuralEq for Spacing

impl StructuralPartialEq for Spacing