Enum cosmwasm_vm::CommunicationError[−][src]

#[non_exhaustive]
pub enum CommunicationError {
    DerefErr {
        offset: u32,
        msg: String,
    },
    InvalidOrder {
        value: i32,
    },
    InvalidRegion {
        source: RegionValidationError,
    },
    InvalidUtf8 {
        msg: String,
    },
    RegionLengthTooBig {
        length: usize,
        max_length: usize,
    },
    RegionTooSmall {
        size: usize,
        required: usize,
    },
    ZeroAddress {},
}

Expand description

An error in the communcation between contract and host. Those happen around imports and exports.

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.

DerefErr

Fields of DerefErr

offset: u32

the position in a Wasm linear memory

msg: String

InvalidOrder

Fields of InvalidOrder

value: i32

InvalidRegion

Fields of InvalidRegion

source: RegionValidationError

InvalidUtf8

Whenever UTF-8 bytes cannot be decoded into a unicode string, e.g. in String::from_utf8 or str::from_utf8.

Fields of InvalidUtf8

msg: String

RegionLengthTooBig

Fields of RegionLengthTooBig

length: usizemax_length: usize

RegionTooSmall

Fields of RegionTooSmall

size: usizerequired: usize

ZeroAddress

Fields of ZeroAddress

Trait Implementations

impl Debug for CommunicationError

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

Formats the value using the given formatter. Read more

impl Display for CommunicationError

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

Formats the value using the given formatter. Read more

impl Error for CommunicationError

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

The lower-level source of this error, if any. Read more

fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred. Read more

1.0.0[src]

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

1.0.0[src]

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

impl From<CommunicationError> for VmError

fn from(source: CommunicationError) -> Self

Performs the conversion.

impl From<RegionValidationError> for CommunicationError

fn from(source: RegionValidationError) -> Self

Performs the conversion.

Auto Trait Implementations

impl RefUnwindSafe for CommunicationError

impl Send for CommunicationError

impl Sync for CommunicationError

impl Unpin for CommunicationError

impl UnwindSafe for CommunicationError

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> ArchivePointee for T

type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.

pub fn pointer_metadata(
&<T as ArchivePointee>::ArchivedMetadata
) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.

impl<T> Borrow<T> for T where
T: ?Sized,

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

pub fn from(t: T) -> T

Performs the conversion.

impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T where
U: From<T>,

pub fn into(self) -> U

Performs the conversion.

impl<T> Pointable for T

pub const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

pub unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

pub unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

pub unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

pub unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> Pointee for T

type Metadata = ()

The type for metadata in pointers and references to Self.

impl<T> Same<T> for T

type Output = T

Should always be Self

impl<T> ToString for T where
T: Display + ?Sized,

pub default fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

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

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<T> WithSubscriber for T

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

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more