Enum rustc::infer::region_constraints::Constraint [−][src]
pub enum Constraint<'tcx> { VarSubVar(RegionVid, RegionVid), RegSubVar(Region<'tcx>, RegionVid), VarSubReg(RegionVid, Region<'tcx>), RegSubReg(Region<'tcx>, Region<'tcx>), }
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
A constraint that influences the inference process.
Variants
VarSubVar(RegionVid, RegionVid)
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
One region variable is subregion of another
RegSubVar(Region<'tcx>, RegionVid)
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
Concrete region is subregion of region variable
VarSubReg(RegionVid, Region<'tcx>)
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
Region variable is subregion of concrete region. This does not directly affect inference, but instead is checked after inference is complete.
RegSubReg(Region<'tcx>, Region<'tcx>)
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
A constraint where neither side is a variable. This does not directly affect inference, but instead is checked after inference is complete.
Trait Implementations
impl<'tcx> Clone for Constraint<'tcx>
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impl<'tcx> Clone for Constraint<'tcx>
fn clone(&self) -> Constraint<'tcx>
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fn clone(&self) -> Constraint<'tcx>
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl<'tcx> Copy for Constraint<'tcx>
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impl<'tcx> Copy for Constraint<'tcx>
impl<'tcx> PartialEq for Constraint<'tcx>
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impl<'tcx> PartialEq for Constraint<'tcx>
fn eq(&self, other: &Constraint<'tcx>) -> bool
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fn eq(&self, other: &Constraint<'tcx>) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &Constraint<'tcx>) -> bool
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fn ne(&self, other: &Constraint<'tcx>) -> bool
This method tests for !=
.
impl<'tcx> Eq for Constraint<'tcx>
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impl<'tcx> Eq for Constraint<'tcx>
fn assert_receiver_is_total_eq(&self)
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fn assert_receiver_is_total_eq(&self)
impl<'tcx> Hash for Constraint<'tcx>
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impl<'tcx> Hash for Constraint<'tcx>
fn hash<__H: Hasher>(&self, state: &mut __H)
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fn hash<__H: Hasher>(&self, state: &mut __H)
Feeds this value into the given [Hasher
]. Read more
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
1.3.0[src]
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl<'tcx> Debug for Constraint<'tcx>
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impl<'tcx> Debug for Constraint<'tcx>
fn fmt(&self, f: &mut Formatter) -> Result
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fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl<'tcx> PartialOrd for Constraint<'tcx>
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impl<'tcx> PartialOrd for Constraint<'tcx>
fn partial_cmp(&self, other: &Constraint<'tcx>) -> Option<Ordering>
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fn partial_cmp(&self, other: &Constraint<'tcx>) -> Option<Ordering>
This method returns an ordering between self
and other
values if one exists. Read more
fn lt(&self, other: &Constraint<'tcx>) -> bool
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fn lt(&self, other: &Constraint<'tcx>) -> bool
This method tests less than (for self
and other
) and is used by the <
operator. Read more
fn le(&self, other: &Constraint<'tcx>) -> bool
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fn le(&self, other: &Constraint<'tcx>) -> bool
This method tests less than or equal to (for self
and other
) and is used by the <=
operator. Read more
fn gt(&self, other: &Constraint<'tcx>) -> bool
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fn gt(&self, other: &Constraint<'tcx>) -> bool
This method tests greater than (for self
and other
) and is used by the >
operator. Read more
fn ge(&self, other: &Constraint<'tcx>) -> bool
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fn ge(&self, other: &Constraint<'tcx>) -> bool
This method tests greater than or equal to (for self
and other
) and is used by the >=
operator. Read more
impl<'tcx> Ord for Constraint<'tcx>
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impl<'tcx> Ord for Constraint<'tcx>
fn cmp(&self, other: &Constraint<'tcx>) -> Ordering
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fn cmp(&self, other: &Constraint<'tcx>) -> Ordering
This method returns an Ordering
between self
and other
. Read more
fn max(self, other: Self) -> Self
1.21.0[src]
fn max(self, other: Self) -> Self
Compares and returns the maximum of two values. Read more
fn min(self, other: Self) -> Self
1.21.0[src]
fn min(self, other: Self) -> Self
Compares and returns the minimum of two values. Read more
Auto Trait Implementations
impl<'tcx> !Send for Constraint<'tcx>
impl<'tcx> !Send for Constraint<'tcx>
impl<'tcx> !Sync for Constraint<'tcx>
impl<'tcx> !Sync for Constraint<'tcx>