Enum Trap

pub enum Trap {
    Unreachable,
    MemoryOutOfBounds {
        offset: usize,
        len: usize,
        max: usize,
    },
    TableOutOfBounds {
        offset: usize,
        len: usize,
        max: usize,
    },
    DivisionByZero,
    InvalidConversionToInt,
    IntegerOverflow,
    CallStackOverflow,
    UndefinedElement {
        index: usize,
    },
    UninitializedElement {
        index: usize,
    },
    IndirectCallTypeMismatch {
        expected: FuncType,
        actual: FuncType,
    },
}

A WebAssembly trap

See https://webassembly.github.io/spec/core/intro/overview.html#trap

Variants

Unreachable

An unreachable instruction was executed

MemoryOutOfBounds

An out-of-bounds memory access occurred

Fields

offset: usize

The offset of the access

len: usize

The size of the access

max: usize

The maximum size of the memory

TableOutOfBounds

An out-of-bounds table access occurred

Fields

offset: usize

The offset of the access

len: usize

The size of the access

max: usize

The maximum size of the memory

DivisionByZero

A division by zero occurred

InvalidConversionToInt

Invalid Integer Conversion

IntegerOverflow

Integer Overflow

CallStackOverflow

Call stack overflow

UndefinedElement

An undefined element was encountered

Fields

index: usize

The element index

UninitializedElement

An uninitialized element was encountered

Fields

index: usize

The element index

IndirectCallTypeMismatch

Indirect call type mismatch

Fields

expected: FuncType

The expected type

actual: FuncType

The actual type

Implementations

impl Trap

pub fn message(&self) -> &'static str

Get the message of the trap

Trait Implementations

impl Debug for Trap

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

Formats the value using the given formatter.

impl Display for Trap

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

Formats the value using the given formatter.

impl From<Trap> for Error

fn from(value: Trap) -> Self

Converts to this type from the input type.