Struct ExpectedTokenSet 

pub struct ExpectedTokenSet { /* private fields */ }

Interval-set of expected token types, displayable through a vocabulary — the shape ANTLR’s getExpectedTokens().toString(vocabulary) exposes to generated test actions.

Implementations

impl ExpectedTokenSet

pub fn to_token_string(&self, vocabulary: &Vocabulary) -> String

Formats the set using ANTLR token display names, e.g. {'a', 'b'}.

Trait Implementations

impl Clone for ExpectedTokenSet

fn clone(&self) -> ExpectedTokenSet

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ExpectedTokenSet

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

Formats the value using the given formatter.

impl Eq for ExpectedTokenSet

impl PartialEq for ExpectedTokenSet

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ExpectedTokenSet