Struct ruby_marshal::FromValueContext

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pub struct FromValueContext<'a> { /* private fields */ }
Expand description

A context to manage extracting values.

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impl<'a> FromValueContext<'a>

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pub fn new(arena: &'a ValueArena) -> Self

Create a new context from an arena.

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pub fn from_value<T>(&self, handle: ValueHandle) -> Result<T, FromValueError>
where T: FromValue<'a>,

Extract a type from a value.

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pub fn new_unexpected_value_kind_error(&self, kind: ValueKind) -> FromValueError

Create a new UnexpectedValueKind error

Auto Trait Implementations§

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impl<'a> !Freeze for FromValueContext<'a>

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impl<'a> !RefUnwindSafe for FromValueContext<'a>

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impl<'a> Send for FromValueContext<'a>

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impl<'a> !Sync for FromValueContext<'a>

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impl<'a> Unpin for FromValueContext<'a>

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impl<'a> UnwindSafe for FromValueContext<'a>

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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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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, 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.