Struct LexerSemanticPredicate 

pub struct LexerSemanticPredicate {
    pub rule_index: usize,
    pub pred_index: usize,
    pub expr: ExprId,
}

Lexer predicate coordinate lowered into crate::semir::SemIr.

Fields

rule_index: usize

Serialized lexer rule index that owns this predicate.

pred_index: usize

Predicate index inside the owning rule.

expr: ExprId

Root expression in the associated LexerSemantics::ir arena.

Trait Implementations

impl Clone for LexerSemanticPredicate

fn clone(&self) -> LexerSemanticPredicate

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for LexerSemanticPredicate

impl Debug for LexerSemanticPredicate

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

Formats the value using the given formatter.

impl Eq for LexerSemanticPredicate

impl PartialEq for LexerSemanticPredicate

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for LexerSemanticPredicate