rustc_llvm

Struct RustStringInner

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pub(crate) struct RustStringInner {
    pub(crate) bytes: RefCell<Vec<u8>>,
}
Expand description

Underlying implementation of RustString.

Having two separate types makes it possible to use the opaque RustString in FFI signatures without improper_ctypes warnings. This is a workaround for the fact that there is no way to opt out of improper_ctypes when declaring a type (as opposed to using that type).

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§bytes: RefCell<Vec<u8>>

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impl RustStringInner

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pub(crate) fn as_opaque(&self) -> &RustString

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pub(crate) fn from_opaque(opaque: &RustString) -> &Self

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pub(crate) fn into_inner(self) -> Vec<u8>

Trait Implementations§

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impl Default for RustStringInner

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fn default() -> RustStringInner

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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: 32 bytes