pub struct ConstCx<'mir, 'tcx> {
    pub body: &'mir Body<'tcx>,
    pub tcx: TyCtxt<'tcx>,
    pub param_env: ParamEnv<'tcx>,
    pub const_kind: Option<ConstContext>,
}
Expand description

Information about the item currently being const-checked, as well as a reference to the global context.

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§body: &'mir Body<'tcx>§tcx: TyCtxt<'tcx>§param_env: ParamEnv<'tcx>§const_kind: Option<ConstContext>

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impl<'mir, 'tcx> ConstCx<'mir, 'tcx>

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pub fn new(tcx: TyCtxt<'tcx>, body: &'mir Body<'tcx>) -> Self

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pub fn new_with_param_env( tcx: TyCtxt<'tcx>, body: &'mir Body<'tcx>, param_env: ParamEnv<'tcx> ) -> Self

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pub fn def_id(&self) -> LocalDefId

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pub fn const_kind(&self) -> ConstContext

Returns the kind of const context this Item represents (const, static, etc.).

Panics if this Item is not const.

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pub fn is_const_stable_const_fn(&self) -> bool

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fn is_async(&self) -> bool

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pub fn fn_sig(&self) -> PolyFnSig<'tcx>

Auto Trait Implementations§

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impl<'mir, 'tcx> !RefUnwindSafe for ConstCx<'mir, 'tcx>

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impl<'mir, 'tcx> !Send for ConstCx<'mir, 'tcx>

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impl<'mir, 'tcx> !Sync for ConstCx<'mir, 'tcx>

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impl<'mir, 'tcx> Unpin for ConstCx<'mir, 'tcx>

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impl<'mir, 'tcx> !UnwindSafe for ConstCx<'mir, 'tcx>

Blanket Implementations§

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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: 32 bytes