Struct perplex::first::FirstSet

pub struct FirstSet {
    pub symbols: BitSet,
    pub has_epsilon: bool,
}

The first set of a nonterminal.

Fields

symbols: BitSet

The first symbols.

has_epsilon: bool

Whether one of the productions is empty.

Trait Implementations

impl Debug for FirstSet

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

Formats the value using the given formatter.

impl Clone for FirstSet

fn clone(&self) -> FirstSet

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq for FirstSet

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl Eq for FirstSet

impl Hash for FirstSet

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where     H: Hasher,

Feeds a slice of this type into the given [Hasher].