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Present

expectation_service

Struct Present 

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

Something that must be there but is not ours to start: a build of a program, a data file. It is available when it exists; starting it is nothing, and it is at its path.

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impl Present

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pub fn new(name: &str, path: &Path) -> Self

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pub fn hint(self, hint: &str) -> Self

How to get it.

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impl Service for Present

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fn name(&self) -> &str

What the tests call it.
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fn unavailable(&self) -> Option<String>

Why it cannot run on this machine, and how to get it so that it can; None when it can.
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fn start(&self) -> Result<Box<dyn Running>, String>

Starts it and waits until it is ready.

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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.