pub struct InferenceData {
    pub inference_id: InferenceId,
    pub type_assignment: HashMap<LocalTypeVarId, TypeId>,
    pub impl_assignment: HashMap<LocalImplVarId, ImplId>,
    pub type_vars: Vec<TypeVar>,
    pub impl_vars: Vec<ImplVar>,
    pub stable_ptrs: HashMap<InferenceVar, SyntaxStablePtrId>,
    /* private fields */
}
Expand description

State of inference.

Fields§

§inference_id: InferenceId§type_assignment: HashMap<LocalTypeVarId, TypeId>

Current inferred assignment for type variables.

§impl_assignment: HashMap<LocalImplVarId, ImplId>

Current inferred assignment for impl variables.

§type_vars: Vec<TypeVar>

Type variables.

§impl_vars: Vec<ImplVar>

Impl variables.

§stable_ptrs: HashMap<InferenceVar, SyntaxStablePtrId>

Mapping from variables to stable pointers, if exist.

Implementations§

source§

impl InferenceData

source

pub fn new(inference_id: InferenceId) -> Self

source

pub fn inference<'db, 'b: 'db>( &'db mut self, db: &'b dyn SemanticGroup ) -> Inference<'db>

source

pub fn clone_with_inference_id( &self, db: &dyn SemanticGroup, inference_id: InferenceId ) -> InferenceData

source

pub fn temporary_clone(&self) -> InferenceData

Trait Implementations§

source§

impl Debug for InferenceData

source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
source§

impl<'a, T: ?Sized + Upcast<dyn SemanticGroup + 'static>> DebugWithDb<T> for InferenceData

source§

fn fmt(&self, f: &mut Formatter<'_>, other_db: &T) -> Result

source§

fn debug<'me, 'db>(&'me self, db: &'me Db) -> DebugWith<'me, Db>where Self: Sized + 'me,

source§

fn into_debug<'me, 'db>(self, db: &'me Db) -> DebugWith<'me, Db>where Self: Sized + 'me,

source§

impl PartialEq for InferenceData

source§

fn eq(&self, other: &InferenceData) -> bool

This method tests for self and other values to be equal, and is used by ==.
1.0.0 · source§

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
source§

impl Eq for InferenceData

source§

impl StructuralEq for InferenceData

source§

impl StructuralPartialEq for InferenceData

Auto Trait Implementations§

Blanket Implementations§

source§

impl<T> Any for Twhere T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for Twhere T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for Twhere T: ?Sized,

source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

source§

fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
§

impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

§

fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
§

impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

§

fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for Twhere U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T0, T1, E, TRewriter> SemanticRewriter<(T0, T1), E> for TRewriterwhere TRewriter: SemanticRewriter<T0, E> + SemanticRewriter<T1, E>,

source§

fn rewrite(&mut self, value: (T0, T1)) -> Result<(T0, T1), E>

source§

impl<T, E, TRewriter> SemanticRewriter<Box<T>, E> for TRewriterwhere T: Clone, TRewriter: SemanticRewriter<T, E>,

source§

fn rewrite(&mut self, value: Box<T>) -> Result<Box<T>, E>

source§

impl<K, V, E, TRewriter> SemanticRewriter<HashMap<K, V>, E> for TRewriterwhere K: Eq + Hash, TRewriter: SemanticRewriter<K, E> + SemanticRewriter<V, E>,

source§

fn rewrite(&mut self, value: HashMap<K, V>) -> Result<HashMap<K, V>, E>

source§

impl<T, E, TRewriter> SemanticRewriter<Option<T>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

source§

fn rewrite(&mut self, value: Option<T>) -> Result<Option<T>, E>

source§

impl<T, E, TRewriter, E2> SemanticRewriter<Result<T, E2>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

source§

fn rewrite(&mut self, value: Result<T, E2>) -> Result<Result<T, E2>, E>

source§

impl<T, E, TRewriter> SemanticRewriter<Vec<T>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

source§

fn rewrite(&mut self, value: Vec<T>) -> Result<Vec<T>, E>

source§

impl<T, E, TRewriter> SemanticRewriter<VecDeque<T>, E> for TRewriterwhere TRewriter: SemanticRewriter<T, E>,

source§

fn rewrite(&mut self, value: VecDeque<T>) -> Result<VecDeque<T>, E>

source§

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
source§

impl<T> Upcast<T> for Twhere T: ?Sized,

source§

fn upcast(&self) -> &T

source§

impl<T> UpcastMut<T> for Twhere T: ?Sized,

source§

fn upcast_mut(&mut self) -> &mut T