Struct PatternKind 

pub struct PatternKind {
    pub name: String,
    pub id: u8,
    pub pattern: Pattern,
    pub guard: Option<UnitGuard>,
}

A token kind declared from a pattern over the stream: after the lex, the tokens each match covers fuse into one token of this kind.

Fields

name: String

The name the \{name} atom uses.

id: u8

The payload of the crate::token::TokenKind::Custom the fused token carries.

pattern: Pattern

The pattern whose matches become tokens.

guard: Option<UnitGuard>

A check on the matched span, where the kind’s standard defines one: a span the check refuses is not fused.

Trait Implementations

impl Clone for PatternKind

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PatternKind

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

Formats the value using the given formatter.