# Struct cargo_credential::stdio::imp::ReplacementGuard

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    pub struct ReplacementGuard {
        std_fileno: i32,
        previous: i32,
    }

Expand description

Restores previous stdio when dropped.

## Fields§

§`std_fileno: i32`§`previous: i32`

## Implementations§

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### impl ReplacementGuard

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#### pub(super) fn new( stdio: Stdio, replacement: &mut File ) -> Result<ReplacementGuard, Error>

## Trait Implementations§

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### impl Drop for ReplacementGuard

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#### fn drop(&mut self)

Executes the destructor for this type. Read more

## Auto Trait Implementations§

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### impl RefUnwindSafe for ReplacementGuard

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### impl Send for ReplacementGuard

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### impl Sync for ReplacementGuard

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### impl Unpin for ReplacementGuard

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### impl UnwindSafe for ReplacementGuard

## Blanket Implementations§

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### impl<T> Any for Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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:8 bytes