Struct rustomaton::dfa::DFA

pub struct DFA<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> { /* fields omitted */ }

https://en.wikipedia.org/wiki/Deterministic_finite_automaton

Implementations

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> DFA<V>

pub fn intersect(self, b: DFA<V>) -> DFA<V>

pub fn minimize(self) -> DFA<V>

The algorithm used is https://en.wikipedia.org/wiki/DFA_minimization#Brzozowski's_algorithm.

pub fn contains(&self, b: &DFA<V>) -> bool

A contains B if and only if for each word w, if B accepts w then A accepts w.

pub fn to_dot(&self) -> String

Returns a string containing the dot description of the automaton

pub fn new_empty(alphabet: &HashSet<V>) -> DFA<V>

Returns an empty automaton with the given alphabet.

pub fn from_raw(
    alphabet: HashSet<V>,
    initial: usize,
    finals: HashSet<usize>,
    transitions: Vec<HashMap<V, usize>>
) -> Result<Self, FromRawError<V>>

Returns an automaton built from the raw arguments.

Trait Implementations

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> Add<DFA<V>> for DFA<V>

The addition fo A and B is an automaton that accepts a word if and only if A or B accept it.

type Output = Self

The resulting type after applying the + operator.

fn add(self, other: DFA<V>) -> DFA<V>

Performs the + operation.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> Automata<V> for DFA<V>

fn run(&self, v: &[V]) -> bool

Returns true if and only if word is accepted by self.

fn is_complete(&self) -> bool

Returns true if and only if self is complete.

fn is_reachable(&self) -> bool

Returns true if and only if self is reachable.

fn is_coreachable(&self) -> bool

Returns true if and only if self is coreachable.

fn is_trimmed(&self) -> bool

Returns true if and only if self is trimmed.

fn is_empty(&self) -> bool

Returns true if and only if self is empty.

fn is_full(&self) -> bool

Returns true if and only if self is full.

fn negate(self) -> DFA<V>

Returns an automaton that accepts a word if and only if self doesn't accept this word.

fn complete(self) -> DFA<V>

Returns an automaton that accepts the same words as self but is complete.

fn make_reachable(self) -> DFA<V>

Returns an automaton that accepts the same words as self but is reachable.

fn make_coreachable(self) -> DFA<V>

Returns an automaton that accepts the same words as self but is coreachable.

fn trim(self) -> DFA<V>

Returns an automaton that accepts the same words as self but is trimmed.

fn reverse(self) -> DFA<V>

Returns an automaton that accepts a word if and only if self accepts the reversed word.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> Buildable<V> for DFA<V>

fn unite(self, b: DFA<V>) -> DFA<V>

Returns the automaton that accepts a word if and only if it is accepted by self or by other.

fn concatenate(self, b: DFA<V>) -> DFA<V>

Returns the automaton that accepts a word if and only if it is the concatenation of a word accepted by self and of a word accepted by other.

fn kleene(self) -> DFA<V>

Returns the automaton that accepts a word if and only if it is the concatenation of a finite number of words accepted by self (possibly 0).

fn at_most(self, u: usize) -> DFA<V>

Returns the automaton that accepts a word if and only if it is the concatenation of at most num words accepted by self.

fn at_least(self, u: usize) -> DFA<V>

Returns the automaton that accepts a word if and only if it is the concatenation of at least num words accepted by self.

fn repeat<R: RangeBounds<usize>>(self, r: R) -> DFA<V>

Returns the automaton that accepts a word if and only if it is the concatenation of a number in the range r of words accepted by self.

impl<V: Clone + Eq + Hash + Display + Copy + Debug + Ord> Clone for DFA<V>

fn clone(&self) -> DFA<V>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<V: Debug + Eq + Hash + Display + Copy + Clone + Ord> Debug for DFA<V>

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

Formats the value using the given formatter.

impl FromStr for DFA<char>

type Err = String

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<DFA<char>, Self::Err>

Parses a string s to return a value of this type.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> Mul<DFA<V>> for DFA<V>

The multiplication of A and B is A.concatenate(B)

type Output = Self

The resulting type after applying the * operator.

fn mul(self, other: DFA<V>) -> DFA<V>

Performs the * operation.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> Neg for DFA<V>

The negation of A is A.negate().

type Output = Self

The resulting type after applying the - operator.

fn neg(self) -> DFA<V>

Performs the unary - operation.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> Not for DFA<V>

The opposite of A is A.reverse().

type Output = Self

The resulting type after applying the ! operator.

fn not(self) -> DFA<V>

Performs the unary ! operation.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialEq<Automaton<V>> for DFA<V>

fn eq(&self, b: &Automaton<V>) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialEq<DFA<V>> for Automaton<V>

fn eq(&self, other: &DFA<V>) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialEq<DFA<V>> for DFA<V>

fn eq(&self, b: &DFA<V>) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialEq<DFA<V>> for NFA<V>

fn eq(&self, other: &DFA<V>) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialEq<DFA<V>> for Regex<V>

fn eq(&self, b: &DFA<V>) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialEq<NFA<V>> for DFA<V>

fn eq(&self, b: &NFA<V>) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialEq<Regex<V>> for DFA<V>

fn eq(&self, b: &Regex<V>) -> bool

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

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> PartialOrd<DFA<V>> for DFA<V>

fn partial_cmp(&self, other: &DFA<V>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &DFA<V>) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &DFA<V>) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &DFA<V>) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &DFA<V>) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> Sub<DFA<V>> for DFA<V>

The substraction of A and B is an automaton that accepts a word if and only if A accepts it and B doesn't.

type Output = Self

The resulting type after applying the - operator.

fn sub(self, other: DFA<V>) -> DFA<V>

Performs the - operation.

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> ToDfa<V> for DFA<V>

fn to_dfa(&self) -> DFA<V>

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> ToNfa<V> for DFA<V>

fn to_nfa(&self) -> NFA<V>

impl<V: Eq + Hash + Display + Copy + Clone + Debug + Ord> ToRegex<V> for DFA<V>

fn to_regex(&self) -> Regex<V>