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GuardIo

Struct GuardIo 

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pub struct GuardIo {
    pub error: Error,
    pub refused_a_link: bool,
}
Expand description

A failed syscall, plus the one classification only the adapter can make.

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§error: Error§refused_a_link: bool

The OS refused because a component was a link or other reparse point, as distinct from any other failure.

Each adapter decides this from its own quirks — POSIX says ELOOP but macOS says ENOTDIR whenever O_DIRECTORY is also set, and Windows says STATUS_REPARSE_POINT_ENCOUNTERED or reports the attribute on a handle it opened without following. That is translation, not policy, so it belongs in the adapter; what the caller does about it is policy, and stays in fsguard.

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impl GuardIo

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pub fn io(error: Error) -> Self

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pub fn last_os_error() -> Self

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impl Debug for GuardIo

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

Formats the value using the given formatter. Read more
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impl From<Error> for GuardIo

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fn from(error: Error) -> Self

Converts to this type from the input type.

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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.