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Bug

Struct Bug 

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pub struct Bug {
    pub operation: &'static str,
    pub message: String,
    pub location: Option<SourceLocation>,
    pub kind: BugKind,
}
Expand description

Work that panicked: a bug in it, not a failure its caller can act on (E15). The caller reports it wherever it reports its own bugs, and the call that ran the work returns it as its error.

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§operation: &'static str

What the work was doing, as its caller named it.

§message: String

The text the panic carried (panic_message).

§location: Option<SourceLocation>

Where the bug showed itself: where the panic began, or where the code that found the bug made it (Bug::new). None for a panic no catch of coven’s saw begin: one that reached a join uncaught (TaskFailed::of_join), or one resumed with std::panic::resume_unwind from a panic elsewhere.

§kind: BugKind

Whether the bug showed itself as a panic or code found it.

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impl Bug

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pub fn new(operation: &'static str, message: impl Into<String>) -> Bug

The bug code found in operation without a panic, such as state a Drop finds wrong, located where this is called.

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impl CarriesBug for Bug

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fn bug(&self) -> Option<&Bug>

The bug this error carries, itself or through the failure it keeps.
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impl Clone for Bug

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fn clone(&self) -> Bug

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Bug

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Display for Bug

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fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Error for Bug

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fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any. Read more
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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type-based access to context intended for error reports. Read more
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impl From<Bug> for BootstrapDirectoryError

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fn from(source: Bug) -> BootstrapDirectoryError

Converts to this type from the input type.
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impl From<Bug> for BootstrapError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for CopyPathError

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fn from(source: Bug) -> CopyPathError

Converts to this type from the input type.
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impl From<Bug> for CovenError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for DbError

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fn from(source: Bug) -> DbError

Converts to this type from the input type.
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impl From<Bug> for DeviceOnlyError

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fn from(source: Bug) -> DeviceOnlyError

Converts to this type from the input type.
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impl From<Bug> for FileError

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fn from(source: Bug) -> FileError

Converts to this type from the input type.
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impl From<Bug> for FileReadError

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fn from(source: Bug) -> FileReadError

Converts to this type from the input type.
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impl From<Bug> for IdentityError

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fn from(source: Bug) -> IdentityError

Converts to this type from the input type.
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impl From<Bug> for KeyError

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fn from(source: Bug) -> KeyError

Converts to this type from the input type.
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impl From<Bug> for ReadOnlyOpenError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for SettingsError

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fn from(source: Bug) -> SettingsError

Converts to this type from the input type.
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impl From<Bug> for StorageError

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fn from(source: Bug) -> StorageError

Converts to this type from the input type.
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impl From<Bug> for StorageSetupError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for StoreCreationError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for StoreDeletionError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for StoreKeyUnlockError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for StoreListError

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fn from(source: Bug) -> Self

Converts to this type from the input type.
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impl From<Bug> for StoreLockError

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fn from(source: Bug) -> StoreLockError

Converts to this type from the input type.
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impl From<Bug> for SyncError

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fn from(source: Bug) -> SyncError

Converts to this type from the input type.
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impl PartialEq for Bug

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for Bug

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impl StructuralPartialEq for Bug

Auto Trait Implementations§

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impl Freeze for Bug

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impl RefUnwindSafe for Bug

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impl Send for Bug

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impl Sync for Bug

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impl Unpin for Bug

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impl UnsafeUnpin for Bug

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impl UnwindSafe for Bug

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<Unshared, Shared> IntoShared<Shared> for Unshared
where Shared: FromUnshared<Unshared>,

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fn into_shared(self) -> Shared

Creates a shared type from an unshared type.
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impl<T> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] if either self or other returns Action::Follow. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,