[−]Struct rustc::ty::VariantFlags
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Fields
bits: u32
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Methods
impl VariantFlags
impl VariantFlags
pub const NO_VARIANT_FLAGS: VariantFlags
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pub const IS_FIELD_LIST_NON_EXHAUSTIVE: VariantFlags
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Indicates whether the field list of this variant is #[non_exhaustive]
.
pub fn empty() -> VariantFlags
pub fn empty() -> VariantFlags
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Returns an empty set of flags.
pub fn all() -> VariantFlags
pub fn all() -> VariantFlags
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Returns the set containing all flags.
pub fn bits(&self) -> u32
pub fn bits(&self) -> u32
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Returns the raw value of the flags currently stored.
pub fn from_bits(bits: u32) -> Option<VariantFlags>
pub fn from_bits(bits: u32) -> Option<VariantFlags>
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Convert from underlying bit representation, unless that representation contains bits that do not correspond to a flag.
pub fn from_bits_truncate(bits: u32) -> VariantFlags
pub fn from_bits_truncate(bits: u32) -> VariantFlags
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Convert from underlying bit representation, dropping any bits that do not correspond to flags.
pub fn is_empty(&self) -> bool
pub fn is_empty(&self) -> bool
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Returns true
if no flags are currently stored.
pub fn is_all(&self) -> bool
pub fn is_all(&self) -> bool
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Returns true
if all flags are currently set.
pub fn intersects(&self, other: VariantFlags) -> bool
pub fn intersects(&self, other: VariantFlags) -> bool
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Returns true
if there are flags common to both self
and other
.
pub fn contains(&self, other: VariantFlags) -> bool
pub fn contains(&self, other: VariantFlags) -> bool
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Returns true
all of the flags in other
are contained within self
.
pub fn insert(&mut self, other: VariantFlags)
pub fn insert(&mut self, other: VariantFlags)
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Inserts the specified flags in-place.
pub fn remove(&mut self, other: VariantFlags)
pub fn remove(&mut self, other: VariantFlags)
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Removes the specified flags in-place.
pub fn toggle(&mut self, other: VariantFlags)
pub fn toggle(&mut self, other: VariantFlags)
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Toggles the specified flags in-place.
pub fn set(&mut self, other: VariantFlags, value: bool)
pub fn set(&mut self, other: VariantFlags, value: bool)
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Inserts or removes the specified flags depending on the passed value.
Trait Implementations
impl<'a> HashStable<StableHashingContext<'a>> for VariantFlags
[src]
impl<'a> HashStable<StableHashingContext<'a>> for VariantFlags
fn hash_stable<W: StableHasherResult>(
&self,
_: &mut StableHashingContext<'a>,
hasher: &mut StableHasher<W>
)
[src]
fn hash_stable<W: StableHasherResult>(
&self,
_: &mut StableHashingContext<'a>,
hasher: &mut StableHasher<W>
)
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impl Copy for VariantFlags
impl Copy for VariantFlags
impl PartialEq for VariantFlags
impl PartialEq for VariantFlags
fn eq(&self, other: &VariantFlags) -> bool
fn eq(&self, other: &VariantFlags) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &VariantFlags) -> bool
fn ne(&self, other: &VariantFlags) -> bool
This method tests for !=
.
impl Eq for VariantFlags
impl Eq for VariantFlags
fn assert_receiver_is_total_eq(&self)
fn assert_receiver_is_total_eq(&self)
impl Clone for VariantFlags
impl Clone for VariantFlags
fn clone(&self) -> VariantFlags
fn clone(&self) -> VariantFlags
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl PartialOrd for VariantFlags
impl PartialOrd for VariantFlags
fn partial_cmp(&self, other: &VariantFlags) -> Option<Ordering>
fn partial_cmp(&self, other: &VariantFlags) -> Option<Ordering>
This method returns an ordering between self
and other
values if one exists. Read more
fn lt(&self, other: &VariantFlags) -> bool
fn lt(&self, other: &VariantFlags) -> bool
This method tests less than (for self
and other
) and is used by the <
operator. Read more
fn le(&self, other: &VariantFlags) -> bool
fn le(&self, other: &VariantFlags) -> bool
This method tests less than or equal to (for self
and other
) and is used by the <=
operator. Read more
fn gt(&self, other: &VariantFlags) -> bool
fn gt(&self, other: &VariantFlags) -> bool
This method tests greater than (for self
and other
) and is used by the >
operator. Read more
fn ge(&self, other: &VariantFlags) -> bool
fn ge(&self, other: &VariantFlags) -> bool
This method tests greater than or equal to (for self
and other
) and is used by the >=
operator. Read more
impl Ord for VariantFlags
impl Ord for VariantFlags
fn cmp(&self, other: &VariantFlags) -> Ordering
fn cmp(&self, other: &VariantFlags) -> Ordering
This method returns an Ordering
between self
and other
. Read more
fn max(self, other: Self) -> Self
1.21.0[src]
fn max(self, other: Self) -> Self
Compares and returns the maximum of two values. Read more
fn min(self, other: Self) -> Self
1.21.0[src]
fn min(self, other: Self) -> Self
Compares and returns the minimum of two values. Read more
impl Hash for VariantFlags
impl Hash for VariantFlags
fn hash<__H: Hasher>(&self, state: &mut __H)
fn hash<__H: Hasher>(&self, state: &mut __H)
Feeds this value into the given [Hasher
]. Read more
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
1.3.0[src]
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl Debug for VariantFlags
impl Debug for VariantFlags
impl Binary for VariantFlags
impl Binary for VariantFlags
impl Octal for VariantFlags
impl Octal for VariantFlags
impl LowerHex for VariantFlags
impl LowerHex for VariantFlags
impl UpperHex for VariantFlags
impl UpperHex for VariantFlags
impl BitOr for VariantFlags
impl BitOr for VariantFlags
type Output = VariantFlags
The resulting type after applying the |
operator.
fn bitor(self, other: VariantFlags) -> VariantFlags
fn bitor(self, other: VariantFlags) -> VariantFlags
Returns the union of the two sets of flags.
impl BitOrAssign for VariantFlags
impl BitOrAssign for VariantFlags
fn bitor_assign(&mut self, other: VariantFlags)
fn bitor_assign(&mut self, other: VariantFlags)
Adds the set of flags.
impl BitXor for VariantFlags
impl BitXor for VariantFlags
type Output = VariantFlags
The resulting type after applying the ^
operator.
fn bitxor(self, other: VariantFlags) -> VariantFlags
fn bitxor(self, other: VariantFlags) -> VariantFlags
Returns the left flags, but with all the right flags toggled.
impl BitXorAssign for VariantFlags
impl BitXorAssign for VariantFlags
fn bitxor_assign(&mut self, other: VariantFlags)
fn bitxor_assign(&mut self, other: VariantFlags)
Toggles the set of flags.
impl BitAnd for VariantFlags
impl BitAnd for VariantFlags
type Output = VariantFlags
The resulting type after applying the &
operator.
fn bitand(self, other: VariantFlags) -> VariantFlags
fn bitand(self, other: VariantFlags) -> VariantFlags
Returns the intersection between the two sets of flags.
impl BitAndAssign for VariantFlags
impl BitAndAssign for VariantFlags
fn bitand_assign(&mut self, other: VariantFlags)
fn bitand_assign(&mut self, other: VariantFlags)
Disables all flags disabled in the set.
impl Sub for VariantFlags
impl Sub for VariantFlags
type Output = VariantFlags
The resulting type after applying the -
operator.
fn sub(self, other: VariantFlags) -> VariantFlags
fn sub(self, other: VariantFlags) -> VariantFlags
Returns the set difference of the two sets of flags.
impl SubAssign for VariantFlags
impl SubAssign for VariantFlags
fn sub_assign(&mut self, other: VariantFlags)
fn sub_assign(&mut self, other: VariantFlags)
Disables all flags enabled in the set.
impl Not for VariantFlags
impl Not for VariantFlags
type Output = VariantFlags
The resulting type after applying the !
operator.
fn not(self) -> VariantFlags
fn not(self) -> VariantFlags
Returns the complement of this set of flags.
impl Extend<VariantFlags> for VariantFlags
impl Extend<VariantFlags> for VariantFlags
fn extend<T: IntoIterator<Item = VariantFlags>>(&mut self, iterator: T)
fn extend<T: IntoIterator<Item = VariantFlags>>(&mut self, iterator: T)
Extends a collection with the contents of an iterator. Read more
impl FromIterator<VariantFlags> for VariantFlags
impl FromIterator<VariantFlags> for VariantFlags
fn from_iter<T: IntoIterator<Item = VariantFlags>>(iterator: T) -> VariantFlags
fn from_iter<T: IntoIterator<Item = VariantFlags>>(iterator: T) -> VariantFlags
Creates a value from an iterator. Read more
Auto Trait Implementations
impl Send for VariantFlags
impl Send for VariantFlags
impl Sync for VariantFlags
impl Sync for VariantFlags
Blanket Implementations
impl<T> MaybeResult for T
[src]
impl<T> MaybeResult for T
fn from_ok(T) -> T
[src]
fn from_ok(T) -> T
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fn map_same<F>(Self, F) -> T where
F: FnOnce(T) -> T,
[src]
fn map_same<F>(Self, F) -> T where
F: FnOnce(T) -> T,
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impl<'a, T> Captures for T where
T: ?Sized,
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impl<'a, T> Captures for T where
T: ?Sized,
impl<T> ToOwned for T where
T: Clone,
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impl<T> ToOwned for T where
T: Clone,
type Owned = T
fn to_owned(&self) -> T
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fn to_owned(&self) -> T
Creates owned data from borrowed data, usually by cloning. Read more
fn clone_into(&self, target: &mut T)
[src]
fn clone_into(&self, target: &mut T)
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recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
impl<T> From for T
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impl<T> From for T
impl<T, U> Into for T where
U: From<T>,
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impl<T, U> Into for T where
U: From<T>,
impl<T, U> TryFrom for T where
T: From<U>,
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impl<T, U> TryFrom for T where
T: From<U>,
type Error = !
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
[src]
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
try_from
)Performs the conversion.
impl<T> Borrow for T where
T: ?Sized,
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impl<T> Borrow for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow(&self) -> &T
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fn borrow(&self) -> &T
Immutably borrows from an owned value. Read more
impl<T, U> TryInto for T where
U: TryFrom<T>,
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impl<T, U> TryInto for T where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
[src]
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
try_from
)Performs the conversion.
impl<T> BorrowMut for T where
T: ?Sized,
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impl<T> BorrowMut for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow_mut(&mut self) -> &mut T
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fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> Any for T where
T: 'static + ?Sized,
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impl<T> Any for T where
T: 'static + ?Sized,
fn get_type_id(&self) -> TypeId
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fn get_type_id(&self) -> TypeId
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)
this method will likely be replaced by an associated static
Gets the TypeId
of self
. Read more
impl<E> SpecializationError for E
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impl<E> SpecializationError for E
fn not_found<S, T>(trait_name: &'static str, method_name: &'static str) -> E where
T: ?Sized,
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fn not_found<S, T>(trait_name: &'static str, method_name: &'static str) -> E where
T: ?Sized,
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Create an error for a missing method specialization. Defaults to panicking with type, trait & method names. S
is the encoder/decoder state type, T
is the type being encoded/decoded, and the arguments are the names of the trait and method that should've been overridden. Read more
impl<T> Erased for T
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impl<T> Erased for T
impl<T> Send for T where
T: ?Sized,
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impl<T> Send for T where
T: ?Sized,
impl<T> Sync for T where
T: ?Sized,
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impl<T> Sync for T where
T: ?Sized,
impl<T> Erased for T
impl<T> Erased for T