[−][src]Struct rustc_typeck::check::cast::CastCheck
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Reifies a cast check to be checked once we have full type information for a function context.
Fields
expr: &'tcx Expr
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expr_ty: Ty<'tcx>
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cast_ty: Ty<'tcx>
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cast_span: Span
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span: Span
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Methods
impl<'a, 'gcx, 'tcx> CastCheck<'tcx>
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impl<'a, 'gcx, 'tcx> CastCheck<'tcx>
pub fn new(
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
expr: &'tcx Expr,
expr_ty: Ty<'tcx>,
cast_ty: Ty<'tcx>,
cast_span: Span,
span: Span
) -> Result<CastCheck<'tcx>, ErrorReported>
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pub fn new(
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
expr: &'tcx Expr,
expr_ty: Ty<'tcx>,
cast_ty: Ty<'tcx>,
cast_span: Span,
span: Span
) -> Result<CastCheck<'tcx>, ErrorReported>
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fn report_cast_error(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>, e: CastError)
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fn report_cast_error(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>, e: CastError)
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fn report_cast_to_unsized_type(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>)
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fn report_cast_to_unsized_type(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>)
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fn trivial_cast_lint(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>)
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fn trivial_cast_lint(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>)
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pub fn check(self, fcx: &FnCtxt<'a, 'gcx, 'tcx>)
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pub fn check(self, fcx: &FnCtxt<'a, 'gcx, 'tcx>)
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fn do_check(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>) -> Result<CastKind, CastError>
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fn do_check(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>) -> Result<CastKind, CastError>
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Check a cast, and report an error if one exists. In some cases, this can return Ok and create type errors in the fcx rather than returning directly. coercion-cast is handled in check instead of here.
fn check_ptr_ptr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_expr: TypeAndMut<'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
[src]
fn check_ptr_ptr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_expr: TypeAndMut<'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
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fn check_fptr_ptr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
[src]
fn check_fptr_ptr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
🔬 This is a nightly-only experimental API. (rustc_private
)
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fn check_ptr_addr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_expr: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
[src]
fn check_ptr_addr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_expr: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
🔬 This is a nightly-only experimental API. (rustc_private
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fn check_ref_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_expr: TypeAndMut<'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
[src]
fn check_ref_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_expr: TypeAndMut<'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
🔬 This is a nightly-only experimental API. (rustc_private
)
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fn check_addr_ptr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
[src]
fn check_addr_ptr_cast(
&self,
fcx: &FnCtxt<'a, 'gcx, 'tcx>,
m_cast: TypeAndMut<'tcx>
) -> Result<CastKind, CastError>
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fn try_coercion_cast(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>) -> bool
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fn try_coercion_cast(&self, fcx: &FnCtxt<'a, 'gcx, 'tcx>) -> bool
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Auto Trait Implementations
Blanket Implementations
impl<T> From for T
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impl<T> From for T
impl<T, U> Into for T where
U: From<T>,
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impl<T, U> Into for T where
U: From<T>,
impl<T, U> TryFrom for T where
T: From<U>,
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impl<T, U> TryFrom for T where
T: From<U>,
type Error = !
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
try_from
)Performs the conversion.
impl<T> Borrow for T where
T: ?Sized,
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impl<T> Borrow for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow(&self) -> &T
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fn borrow(&self) -> &T
Immutably borrows from an owned value. Read more
impl<T, U> TryInto for T where
U: TryFrom<T>,
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impl<T, U> TryInto for T where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
try_from
)Performs the conversion.
impl<T> BorrowMut for T where
T: ?Sized,
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impl<T> BorrowMut for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow_mut(&mut self) -> &mut T
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fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> Any for T where
T: 'static + ?Sized,
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impl<T> Any for T where
T: 'static + ?Sized,
fn get_type_id(&self) -> TypeId
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fn get_type_id(&self) -> TypeId
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this method will likely be replaced by an associated static
Gets the TypeId
of self
. Read more
impl<E> SpecializationError for E
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impl<E> SpecializationError for E
fn not_found<S, T>(trait_name: &'static str, method_name: &'static str) -> E where
T: ?Sized,
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fn not_found<S, T>(trait_name: &'static str, method_name: &'static str) -> E where
T: ?Sized,
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Create an error for a missing method specialization. Defaults to panicking with type, trait & method names. S
is the encoder/decoder state type, T
is the type being encoded/decoded, and the arguments are the names of the trait and method that should've been overridden. Read more
impl<T> Erased for T
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impl<T> Erased for T
impl<T> Send for T where
T: ?Sized,
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impl<T> Send for T where
T: ?Sized,
impl<T> Sync for T where
T: ?Sized,
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impl<T> Sync for T where
T: ?Sized,
impl<T> Erased for T
impl<T> Erased for T
impl<T> MaybeResult for T
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impl<T> MaybeResult for T
fn from_ok(x: T) -> T
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fn from_ok(x: T) -> T
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fn map_same<F>(self, f: F) -> T where
F: FnOnce(T) -> T,
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fn map_same<F>(self, f: F) -> T where
F: FnOnce(T) -> T,
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impl<'a, T> Captures for T where
T: ?Sized,
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impl<'a, T> Captures for T where
T: ?Sized,