Enum HygieneMode 

pub enum HygieneMode {
    Hygienic,
    Explicit,
    Unhygienic,
}

How a language profile treats macro hygiene.

Variants

Hygienic

Hygienic (the default): introduced names cannot capture.

Explicit

Explicit: hygiene is opt-in per identifier.

Unhygienic

Unhygienic: introduced names may capture freely.

Trait Implementations

impl Clone for HygieneMode

fn clone(&self) -> HygieneMode

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for HygieneMode

impl Debug for HygieneMode

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

Formats the value using the given formatter.

impl Eq for HygieneMode

impl PartialEq for HygieneMode

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for HygieneMode