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OwnedProcess

Struct OwnedProcess 

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pub struct OwnedProcess { /* private fields */ }
Expand description

Owns both the child and the cancellation capability. Never put this in editor state: Drop may wait, so it belongs exclusively to a worker stack.

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impl OwnedProcess

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pub fn spawn( command: &mut Command, token: &CancelToken, ) -> Result<Self, Failure>

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pub fn take_stdin(&mut self) -> Option<ChildStdin>

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pub fn take_stdout(&mut self) -> Option<ChildStdout>

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pub fn take_stderr(&mut self) -> Option<ChildStderr>

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pub fn terminate(&mut self) -> Result<(), Failure>

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pub fn has_exited(&self) -> Result<bool, Failure>

Observe without reaping: descendants may still hold pipes, and cancellation must retain its PID reservation until those descendants have been killed.

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pub fn wait(&mut self) -> Result<ExitStatus, Failure>

Wait with cancellation intact, then revoke before reaping. A callback detached from CancelToken can never signal a reused PID.

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impl Drop for OwnedProcess

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fn drop(&mut self)

Executes the destructor for this type. Read more
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fn pin_drop(self: Pin<&mut Self>)

🔬This is a nightly-only experimental API. (pin_ergonomics)
Execute the destructor for this type, but different to Drop::drop, it requires self to be pinned. Read more

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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> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.