pub enum VecArgs<'a> {
    Repeat(&'a Expr<'a>, &'a Expr<'a>),
    Vec(&'a [Expr<'a>]),
}
Expand description

Represents the pre-expansion arguments of a vec! invocation.

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Repeat(&'a Expr<'a>, &'a Expr<'a>)

vec![elem; len]

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Vec(&'a [Expr<'a>])

vec![a, b, c]

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impl<'a> VecArgs<'a>

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pub fn hir(cx: &LateContext<'_>, expr: &'a Expr<'_>) -> Option<VecArgs<'a>>

Returns the arguments of the vec! macro if this expression was expanded from vec!.

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impl<'a> RefUnwindSafe for VecArgs<'a>

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impl<'a> !Send for VecArgs<'a>

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impl<'a> !Sync for VecArgs<'a>

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impl<'a> Unpin for VecArgs<'a>

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impl<'a> UnwindSafe for VecArgs<'a>

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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: 24 bytes

Size for each variant:

  • Repeat: 16 bytes
  • Vec: 16 bytes