#[non_exhaustive]
pub enum Error {
Show 28 variants RootNotFound(Digest), InvalidProtocolVersion(ProtocolVersion), Genesis(Box<GenesisError>), WasmPreprocessing(PreprocessingError), WasmSerialization(SerializationError), Exec(Error), Storage(Error), Authorization, InsufficientPayment, GasConversionOverflow, Deploy, Finalization, Bytesrepr(String), Mint(String), InvalidKeyVariant, ProtocolUpgrade(ProtocolUpgradeError), InvalidDeployItemVariant(String), CommitError(CommitError), MissingSystemContractRegistry, MissingSystemContractHash(String), MissingChecksumRegistry, RuntimeStackOverflow, FailedToGetWithdrawKeys, FailedToGetStoredWithdraws, FailedToGetWithdrawPurses, FailedToRetrieveUnbondingDelay, FailedToRetrieveEraId, MissingTrieNodeChildren(Vec<Digest>),
}
Expand description

Engine state errors.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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RootNotFound(Digest)

Specified state root hash is not found.

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InvalidProtocolVersion(ProtocolVersion)

Protocol version used in the deploy is invalid.

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Genesis(Box<GenesisError>)

Genesis error.

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WasmPreprocessing(PreprocessingError)

WASM preprocessing error.

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WasmSerialization(SerializationError)

WASM serialization error.

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Exec(Error)

Contract execution error.

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Storage(Error)

Storage error.

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Authorization

Authorization error.

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InsufficientPayment

Payment code provided insufficient funds for execution.

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GasConversionOverflow

Motes to gas conversion resulted in an overflow.

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Deploy

General deploy error.

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Finalization

Executing a payment finalization code resulted in an error.

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Bytesrepr(String)

Serialization/deserialization error.

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Mint(String)

Mint error.

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InvalidKeyVariant

Invalid key variant.

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ProtocolUpgrade(ProtocolUpgradeError)

Protocol upgrade error.

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InvalidDeployItemVariant(String)

Invalid deploy item variant.

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CommitError(CommitError)

Commit error.

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MissingSystemContractRegistry

Missing system contract registry.

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MissingSystemContractHash(String)

Missing system contract hash.

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MissingChecksumRegistry

Missing checksum registry.

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RuntimeStackOverflow

An attempt to push to the runtime stack while already at the maximum height.

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FailedToGetWithdrawKeys

Failed to get the set of Key::Withdraw from global state.

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FailedToGetStoredWithdraws

Failed to get the purses stored under Key::Withdraw

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FailedToGetWithdrawPurses

Failed to convert the StoredValue into WithdrawPurse.

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FailedToRetrieveUnbondingDelay

Failed to retrieve the unbonding delay from the auction state.

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FailedToRetrieveEraId

Failed to retrieve the current EraId from the auction state.

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MissingTrieNodeChildren(Vec<Digest>)

Failed to put a trie node into global state because some of its children were missing.

Implementations§

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impl Error

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pub fn reverter(api_error: impl Into<ApiError>) -> Error

Creates an Error instance of an Error::Exec variant with an API error-compatible object.

This method should be used only by native code that has to mimic logic of a WASM executed code.

Trait Implementations§

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impl Clone for Error

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fn clone(&self) -> Error

Returns a copy 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 DataSize for Error

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const IS_DYNAMIC: bool = true

If true, the type has a heap size that can vary at runtime, depending on the actual value.
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const STATIC_HEAP_SIZE: usize = 0usize

The amount of space a value of the type always occupies. If IS_DYNAMIC is false, this is the total amount of heap memory occupied by the value. Otherwise this is a lower bound.
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fn estimate_heap_size(&self) -> usize

Estimates the size of heap memory taken up by this value. Read more
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impl Debug for Error

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

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

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

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

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

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<Box<GenesisError>> for Error

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fn from(genesis_error: Box<GenesisError>) -> Self

Converts to this type from the input type.
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impl From<CommitError> for Error

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fn from(source: CommitError) -> Self

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

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fn from(error: Error) -> Self

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

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fn from(error: Error) -> Self

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

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fn from(source: Error) -> Self

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

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fn from(error: Error) -> Self

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

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fn from(error: Error) -> Self

Converts to this type from the input type.
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impl From<Error> for GetEraValidatorsError

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fn from(source: Error) -> Self

Converts to this type from the input type.
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impl From<Error> for StepError

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fn from(source: Error) -> Self

Converts to this type from the input type.
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impl From<PreprocessingError> for Error

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fn from(source: PreprocessingError) -> Self

Converts to this type from the input type.
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impl From<ProtocolUpgradeError> for Error

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fn from(source: ProtocolUpgradeError) -> Self

Converts to this type from the input type.
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impl From<RuntimeStackOverflow> for Error

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fn from(_: RuntimeStackOverflow) -> Self

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

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fn from(source: SerializationError) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

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impl RefUnwindSafe for Error

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impl Send for Error

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impl Sync for Error

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impl Unpin for Error

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impl UnwindSafe for Error

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> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into a target type. Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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impl<T> DynClone for T
where T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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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> Pipe for T

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R

Pipes a value into a function that cannot ordinarily be called in suffix position. Read more
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impl<T> PipeAsRef for T

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fn pipe_as_ref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
where Self: AsRef<T>, T: 'a, R: 'a,

Pipes a trait borrow into a function that cannot normally be called in suffix position. Read more
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fn pipe_as_mut<'a, T, R>(&'a mut self, func: impl FnOnce(&'a mut T) -> R) -> R
where Self: AsMut<T>, T: 'a, R: 'a,

Pipes a trait mutable borrow into a function that cannot normally be called in suffix position. Read more
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impl<T> PipeBorrow for T

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fn pipe_borrow<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
where Self: Borrow<T>, T: 'a, R: 'a,

Pipes a trait borrow into a function that cannot normally be called in suffix position. Read more
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fn pipe_borrow_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R ) -> R
where Self: BorrowMut<T>, T: 'a, R: 'a,

Pipes a trait mutable borrow into a function that cannot normally be called in suffix position. Read more
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impl<T> PipeDeref for T

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fn pipe_deref<'a, R>(&'a self, func: impl FnOnce(&'a Self::Target) -> R) -> R
where Self: Deref, R: 'a,

Pipes a dereference into a function that cannot normally be called in suffix position. Read more
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where Self: DerefMut, R: 'a,

Pipes a mutable dereference into a function that cannot normally be called in suffix position. Read more
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impl<T> PipeRef for T

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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R
where R: 'a,

Pipes a reference into a function that cannot ordinarily be called in suffix position. Read more
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fn pipe_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R
where R: 'a,

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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> Tap for T

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fn tap<F, R>(self, func: F) -> Self
where F: FnOnce(&Self) -> R,

Provides immutable access for inspection. Read more
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fn tap_dbg<F, R>(self, func: F) -> Self
where F: FnOnce(&Self) -> R,

Calls tap in debug builds, and does nothing in release builds.
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fn tap_mut<F, R>(self, func: F) -> Self
where F: FnOnce(&mut Self) -> R,

Provides mutable access for modification. Read more
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fn tap_mut_dbg<F, R>(self, func: F) -> Self
where F: FnOnce(&mut Self) -> R,

Calls tap_mut in debug builds, and does nothing in release builds.
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impl<T, U> TapAsRef<U> for T
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fn tap_ref<F, R>(self, func: F) -> Self
where Self: AsRef<T>, F: FnOnce(&T) -> R,

Provides immutable access to the reference for inspection.
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where Self: AsRef<T>, F: FnOnce(&T) -> R,

Calls tap_ref in debug builds, and does nothing in release builds.
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fn tap_ref_mut<F, R>(self, func: F) -> Self
where Self: AsMut<T>, F: FnOnce(&mut T) -> R,

Provides mutable access to the reference for modification.
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where Self: AsMut<T>, F: FnOnce(&mut T) -> R,

Calls tap_ref_mut in debug builds, and does nothing in release builds.
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impl<T, U> TapBorrow<U> for T
where U: ?Sized,

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where Self: Borrow<T>, F: FnOnce(&T) -> R,

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where Self: Borrow<T>, F: FnOnce(&T) -> R,

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fn tap_borrow_mut<F, R>(self, func: F) -> Self
where Self: BorrowMut<T>, F: FnOnce(&mut T) -> R,

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where Self: BorrowMut<T>, F: FnOnce(&mut T) -> R,

Calls tap_borrow_mut in debug builds, and does nothing in release builds.
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impl<T> TapDeref for T

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where Self: Deref, F: FnOnce(&Self::Target) -> R,

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where Self: Deref, F: FnOnce(&Self::Target) -> R,

Calls tap_deref in debug builds, and does nothing in release builds.
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fn tap_deref_mut<F, R>(self, func: F) -> Self
where Self: DerefMut, F: FnOnce(&mut Self::Target) -> R,

Mutably dereferences self for modification.
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where Self: DerefMut, F: FnOnce(&mut Self::Target) -> R,

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where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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Creates owned data from borrowed data, usually by cloning. Read more
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default fn to_string(&self) -> String

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type Error = Infallible

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where U: TryFrom<T>,

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

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Performs the conversion.
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impl<T> WithSubscriber for T

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where S: Into<Dispatch>,

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