Struct fst::automaton::AlwaysMatch [−][src]
pub struct AlwaysMatch;
An automaton that always matches.
This is useful in a generic context as a way to express that no automaton should be used.
Trait Implementations
impl Automaton for AlwaysMatch
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impl Automaton for AlwaysMatch
type State = ()
The type of the state used in the automaton.
fn start(&self)
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fn start(&self)
Returns a single start state for this automaton. Read more
fn is_match(&self, _: &()) -> bool
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fn is_match(&self, _: &()) -> bool
Returns true if and only if state
is a match state.
fn can_match(&self, _: &()) -> bool
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fn can_match(&self, _: &()) -> bool
Returns true if and only if state
can lead to a match in zero or more steps. Read more
fn will_always_match(&self, _: &()) -> bool
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fn will_always_match(&self, _: &()) -> bool
Returns true if and only if state
matches and must match no matter what steps are taken. Read more
fn accept(&self, _: &(), _: u8)
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fn accept(&self, _: &(), _: u8)
Return the next state given state
and an input.
fn starts_with(self) -> StartsWith<Self> where
Self: Sized,
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fn starts_with(self) -> StartsWith<Self> where
Self: Sized,
Returns an automaton that matches the strings that start with something this automaton matches. Read more
fn union<Rhs: Automaton>(self, rhs: Rhs) -> Union<Self, Rhs> where
Self: Sized,
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fn union<Rhs: Automaton>(self, rhs: Rhs) -> Union<Self, Rhs> where
Self: Sized,
Returns an automaton that matches the strings matched by either this or the other automaton. Read more
fn intersection<Rhs: Automaton>(self, rhs: Rhs) -> Intersection<Self, Rhs> where
Self: Sized,
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fn intersection<Rhs: Automaton>(self, rhs: Rhs) -> Intersection<Self, Rhs> where
Self: Sized,
Returns an automaton that matches the strings matched by both this and the other automaton. Read more
fn complement(self) -> Complement<Self> where
Self: Sized,
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fn complement(self) -> Complement<Self> where
Self: Sized,
Returns an automaton that matches the strings not matched by this automaton. Read more
Auto Trait Implementations
impl Send for AlwaysMatch
impl Send for AlwaysMatch
impl Sync for AlwaysMatch
impl Sync for AlwaysMatch