wasmtime_environ

Enum TrapSentinel

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pub enum TrapSentinel {
    Falsy,
    NegativeTwo,
    NegativeOne,
    Negative,
}
Expand description

Return value of BuiltinFunctionIndex::trap_sentinel.

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Falsy

A falsy or zero value indicates a trap.

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NegativeTwo

The value -2 indicates a trap (used for growth-related builtins).

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NegativeOne

The value -1 indicates a trap .

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Negative

Any negative value indicates a trap.

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impl<T> Any for T
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fn type_id(&self) -> TypeId

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for 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, U> TryFrom<U> for 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.