toml::map

Struct VacantEntry

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

A vacant Entry. It is part of the Entry enum.

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impl<'a> VacantEntry<'a>

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pub fn key(&self) -> &String

Gets a reference to the key that would be used when inserting a value through the VacantEntry.

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pub fn insert(self, value: Value) -> &'a mut Value

Sets the value of the entry with the VacantEntry’s key, and returns a mutable reference to it.

Auto Trait Implementations§

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impl<'a> Freeze for VacantEntry<'a>

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impl<'a> RefUnwindSafe for VacantEntry<'a>

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impl<'a> Send for VacantEntry<'a>

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impl<'a> Sync for VacantEntry<'a>

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impl<'a> Unpin for VacantEntry<'a>

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impl<'a> !UnwindSafe for VacantEntry<'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.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 56 bytes