[−][src]Enum abi_stable::std_types::RResult
Ffi-safe equivalent of Result<T,E>
.
Variants
ROk(T)
RErr(E)
Methods
impl<T, E> RResult<T, E>
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pub fn as_ref(&self) -> RResult<&T, &E>
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pub fn as_mut(&mut self) -> RResult<&mut T, &mut E>
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pub fn as_result(&self) -> Result<&T, &E>
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pub fn as_result_mut(&mut self) -> Result<&mut T, &mut E>
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pub fn into_result(self) -> Result<T, E>
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pub fn map<U, F>(self, op: F) -> RResult<U, E> where
F: FnOnce(T) -> U,
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F: FnOnce(T) -> U,
pub fn map_err<F, O>(self, op: O) -> RResult<T, F> where
O: FnOnce(E) -> F,
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O: FnOnce(E) -> F,
pub fn map_or_else<U, M, F>(self, fallback: F, map: M) -> U where
M: FnOnce(T) -> U,
F: FnOnce(E) -> U,
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M: FnOnce(T) -> U,
F: FnOnce(E) -> U,
pub fn and_then<U, F>(self, op: F) -> RResult<U, E> where
F: FnOnce(T) -> RResult<U, E>,
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F: FnOnce(T) -> RResult<U, E>,
pub fn or_else<F, O>(self, op: O) -> RResult<T, F> where
O: FnOnce(E) -> RResult<T, F>,
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O: FnOnce(E) -> RResult<T, F>,
pub fn unwrap_or(self, optb: T) -> T
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pub fn unwrap_or_else<F>(self, op: F) -> T where
F: FnOnce(E) -> T,
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F: FnOnce(E) -> T,
Trait Implementations
impl<T, E> IntoReprRust for RResult<T, E>
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impl<T, E> SharedStableAbi for RResult<T, E> where
E: __StableAbi,
T: __StableAbi,
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E: __StableAbi,
T: __StableAbi,
type IsNonZeroType = False
Whether this type has a single invalid bit-pattern. Read more
type Kind = __ValueKind
The kind of abi stability of this type,there are 2: Read more
type StaticEquivalent = RResult<__StaticEquivalent<T>, __StaticEquivalent<E>>
A version of the type which does not borrow anything, used to create a UTypeId for doing layout checking. Read more
const S_LAYOUT: &'static TypeLayout
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const S_ABI_INFO: &'static AbiInfoWrapper
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The layout of the type,derived from Self::LAYOUT and associated types.
impl<T: Clone, E: Clone> Clone for RResult<T, E>
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fn clone(&self) -> RResult<T, E>
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fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
. Read more
impl<T: Ord, E: Ord> Ord for RResult<T, E>
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fn cmp(&self, other: &RResult<T, E>) -> Ordering
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fn max(self, other: Self) -> Self
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Compares and returns the maximum of two values. Read more
fn min(self, other: Self) -> Self
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Compares and returns the minimum of two values. Read more
fn clamp(self, min: Self, max: Self) -> Self
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clamp
)Restrict a value to a certain interval. Read more
impl<T: Copy, E: Copy> Copy for RResult<T, E>
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impl<T: Eq, E: Eq> Eq for RResult<T, E>
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impl<T: PartialOrd, E: PartialOrd> PartialOrd<RResult<T, E>> for RResult<T, E>
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fn partial_cmp(&self, other: &RResult<T, E>) -> Option<Ordering>
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fn lt(&self, other: &RResult<T, E>) -> bool
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fn le(&self, other: &RResult<T, E>) -> bool
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fn gt(&self, other: &RResult<T, E>) -> bool
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fn ge(&self, other: &RResult<T, E>) -> bool
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impl<T: PartialEq, E: PartialEq> PartialEq<RResult<T, E>> for RResult<T, E>
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impl<T, E> From<Result<T, E>> for RResult<T, E>
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impl<T, E> Into<Result<T, E>> for RResult<T, E>
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impl<T: Debug, E: Debug> Debug for RResult<T, E>
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impl<T: Hash, E: Hash> Hash for RResult<T, E>
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fn hash<__HTE: Hasher>(&self, state: &mut __HTE)
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fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
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H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl<'de, T, E> Deserialize<'de> for RResult<T, E> where
T: Deserialize<'de>,
E: Deserialize<'de>,
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T: Deserialize<'de>,
E: Deserialize<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
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__D: Deserializer<'de>,
impl<T, E> Serialize for RResult<T, E> where
T: Serialize,
E: Serialize,
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T: Serialize,
E: Serialize,
Auto Trait Implementations
impl<T, E> Send for RResult<T, E> where
E: Send,
T: Send,
E: Send,
T: Send,
impl<T, E> Sync for RResult<T, E> where
E: Sync,
T: Sync,
E: Sync,
T: Sync,
Blanket Implementations
impl<This> StableAbi for This where
This: SharedStableAbi<Kind = ValueKind>,
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This: SharedStableAbi<Kind = ValueKind>,
const LAYOUT: &'static TypeLayout
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const ABI_INFO: &'static AbiInfoWrapper
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impl<T> MakeGetAbiInfo for T where
T: StableAbi,
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T: StableAbi,
const CONST: GetAbiInfo
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impl<T> MakeGetAbiInfo for T where
T: SharedStableAbi,
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T: SharedStableAbi,
const CONST: GetAbiInfo
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impl<T> MakeGetAbiInfo for T
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const CONST: GetAbiInfo
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impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T> From for T
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impl<T, U> Into for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T> Borrow for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T, U> TryInto for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> TypeIdentity for T where
T: ?Sized,
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T: ?Sized,
type Type = T
The same type as Self. Read more
fn into_type_val(self) -> Self::Type where
Self::Type: Sized,
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Self::Type: Sized,
Converts a value back to the original type.
fn into_type_ref(&self) -> &Self::Type
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Converts a reference back to the original type.
fn into_type_mut(&mut self) -> &mut Self::Type
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Converts a mutable reference back to the original type.
fn into_type_box(self: Box<Self>) -> Box<Self::Type>
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Converts a box back to the original type.
fn into_type_arc(this: Arc<Self>) -> Arc<Self::Type>
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Converts an Arc back to the original type.
fn into_type_rc(this: Rc<Self>) -> Rc<Self::Type>
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Converts an Rc back to the original type.
fn from_type_val(this: Self::Type) -> Self where
Self::Type: Sized,
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Self::Type: Sized,
Converts a value back to the original type.
fn from_type_ref(this: &Self::Type) -> &Self
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Converts a reference back to the original type.
fn from_type_mut(this: &mut Self::Type) -> &mut Self
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Converts a mutable reference back to the original type.
fn from_type_box(this: Box<Self::Type>) -> Box<Self>
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Converts a box back to the original type.
fn from_type_arc(this: Arc<Self::Type>) -> Arc<Self>
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Converts an Arc back to the original type.
fn from_type_rc(this: Rc<Self::Type>) -> Rc<Self>
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Converts an Rc back to the original type.
impl<T> SelfOps for T where
T: ?Sized,
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T: ?Sized,
const T: PhantomData<fn() -> Self>
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Represents Self by using a VariantPhantom, using the syntax Type::T
to pass it in methods with _:VariantPhantom<T>
parameters. Read more
const T_D: PhantomData<Self>
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Represents Self by using a VariantDropPhantom,for specialized cases. Read more
fn assert_ty(self, _other: PhantomData<fn() -> Self>) -> Self
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Asserts that other
is the same type as self
.
fn assert_ty_ref(&self, _other: PhantomData<fn() -> Self>) -> &Self
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Asserts that other
is the same type as self
.
fn assert_ty_mut(&mut self, _other: PhantomData<fn() -> Self>) -> &mut Self
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Asserts that other
is the same type as self
.
fn ty_(&self) -> PhantomData<fn() -> Self>
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Equivalent to SelfOps::T,as a method. Read more
fn ty_d(&self) -> PhantomData<Self>
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Equivalent to [Self::ty_],for specialized cases. Read more
fn ty_inv(&self) -> PhantomData<fn(Self) -> Self>
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Equivalent to [Self::ty_] with an invariant type.
fn ty_inv_ref(&self) -> PhantomData<Cell<&Self>>
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Equivalent to [Self::ty_] with an invariant lifetime.
fn eq_id(&self, other: &Self) -> bool
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Identity comparison to another value of the same type. Read more
fn piped<F, U>(self, f: F) -> U where
F: FnOnce(Self) -> U,
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F: FnOnce(Self) -> U,
Emulates the pipeline operator,allowing method syntax in more places. Read more
fn piped_ref<'a, F, U>(&'a self, f: F) -> U where
F: FnOnce(&'a Self) -> U,
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F: FnOnce(&'a Self) -> U,
The same as piped
except that the function takes &Self
Useful for functions that take &Self
instead of Self
. Read more
fn piped_mut<'a, F, U>(&'a mut self, f: F) -> U where
F: FnOnce(&'a mut Self) -> U,
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F: FnOnce(&'a mut Self) -> U,
The same as piped
except that the function takes &mut Self
. Useful for functions that take &mut Self
instead of Self
. Read more
fn mutated<F>(self, f: F) -> Self where
F: FnOnce(&mut Self),
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F: FnOnce(&mut Self),
Mutates self using a closure taking self by mutable reference, passing it along the method chain. Read more
fn observe<F>(self, f: F) -> Self where
F: FnOnce(&Self),
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F: FnOnce(&Self),
Observes the value of self passing it along unmodified. Useful in a long method chain. Read more
fn into_<T>(self, PhantomData<fn() -> T>) -> T where
Self: Into<T>,
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Self: Into<T>,
Performs a conversion using Into. Read more
fn as_ref_<T>(&self) -> &T where
Self: AsRef<T>,
T: ?Sized,
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Self: AsRef<T>,
T: ?Sized,
Performs a reference to reference conversion using AsRef, using the turbofish .as_ref_::<_>()
syntax. Read more
fn as_mut_<T>(&mut self) -> &mut T where
Self: AsMut<T>,
T: ?Sized,
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Self: AsMut<T>,
T: ?Sized,
Performs a mutable reference to mutable reference conversion using AsMut, using the turbofish .as_mut_::<_>()
syntax. Read more
fn drop_(self)
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Drops self
using method notation. Alternative to std::mem::drop
. Read more
impl<T, U> TryInto for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The error type returned when the conversion fails.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> DeserializeOwned for T where
T: Deserialize<'de>,
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T: Deserialize<'de>,