Enum TyKind 

pub enum TyKind {
    Primitive(PrimitiveTy),
    App {
        head: GlobalId,
        args: Vec<GenericValue>,
    },
    Arrow {
        inputs: Vec<Ty>,
        output: Ty,
    },
    Ref {
        inner: Ty,
        mutable: bool,
        region: Region,
    },
    Param(LocalId),
    Slice(Ty),
    Array {
        ty: Ty,
        length: Box<Expr>,
    },
    RawPointer,
    AssociatedType {
        impl_: ImplExpr,
        item: GlobalId,
    },
    Opaque(GlobalId),
    Dyn(Vec<DynTraitGoal>),
    Resugared(ResugaredTyKind),
    Error(ErrorNode),
}

Describes any Rust type (e.g., i32, Vec<T>, fn(i32) -> bool).

Variants

Primitive(PrimitiveTy)

A primitive type.

Example:

i32, bool

App

A type application (generic type).

Example:

Vec<i32>

Fields

head: GlobalId

The type being applied (Vec in the example).

args: Vec<GenericValue>

The arguments ([i32] in the example).

Arrow

A function or closure type.

Example:

fn(i32) -> bool or Fn(i32) -> bool

Fields

inputs: Vec<Ty>

i32 in the example

output: Ty

bool in the example

Ref

A reference type.

Example:

&i32, &mut i32

Fields

inner: Ty

The type inside the reference

mutable: bool

Is the reference mutable?

region: Region

The region of this reference

Param(LocalId)

A parameter type

Slice(Ty)

A slice type.

Example:

&[i32]

Array

An array type.

Example:

&[i32; 10]

Fields

ty: Ty

The type of the items of the array

length: Box<Expr>

The length of the array

RawPointer

A raw pointer type

AssociatedType

An associated type

Example:

    fn f<T: Tr>() -> T::A {...}

Fields

impl_: ImplExpr

Impl expr for Tr<T> in the example

item: GlobalId

Tr::A in the example

Opaque(GlobalId)

An opaque type

Example:

type Foo = impl Bar;

Dyn(Vec<DynTraitGoal>)

A dyn type

Example:

dyn Tr

Resugared(ResugaredTyKind)

A resugared type. This variant is introduced before printing only. Phases must not produce this variant.

Error(ErrorNode)

Fallback constructor to carry errors.

Implementations

impl TyKind

pub fn tuple(args: Vec<GenericValue>) -> Self

Tuple type

pub fn unit() -> Self

Unit type

pub fn promote(self) -> Ty

Promote to a Ty

Trait Implementations

impl AnyFragment for TyKind

fn type_id() -> FragmentTypeId

Get a type identifier for this fragment.

fn as_fragment<'a>(&'a self, type_id: FragmentTypeId) -> Option<FragmentRef<'a>>

Coerce as a fragment reference.

fn as_owned_fragment(&self, type_id: FragmentTypeId) -> Option<Fragment>

Coerce as an owned fragment.

impl AstVisitable for TyKind

fn drive_map<V: AstVisitorMut>(&mut self, v: &mut V)

Recursively visit this type with the provided visitor. This calls the visitor’s visit_$any method if it exists, otherwise visit_inner.

fn drive<V: AstVisitor>(&self, v: &mut V)

Recursively visit this type with the provided visitor. This calls the visitor’s visit_$any method if it exists, otherwise visit_inner.

impl AstVisitable for TyKind

fn drive<V: AstEarlyExitVisitor>(&self, v: &mut V) -> ControlFlow<V::Break>

Recursively visit this type with the provided visitor. This calls the visitor’s visit_$any method if it exists, otherwise visit_inner.

fn drive_mut<V: AstEarlyExitVisitorMut>( &mut self, v: &mut V, ) -> ControlFlow<V::Break>

Recursively visit this type with the provided visitor. This calls the visitor’s visit_$any method if it exists, otherwise visit_inner.

impl Clone for TyKind

fn clone(&self) -> TyKind

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TyKind

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for TyKind

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl<'s, V> Drive<'s, V> for TyKind

where V: Visitor + Visit<'s, PrimitiveTy> + Visit<'s, GlobalId> + Visit<'s, Vec<GenericValue>> + Visit<'s, Vec<Ty>> + Visit<'s, Ty> + Visit<'s, bool> + Visit<'s, Region> + Visit<'s, LocalId> + Visit<'s, Box<Expr>> + Visit<'s, ImplExpr> + Visit<'s, Vec<DynTraitGoal>> + Visit<'s, ResugaredTyKind> + Visit<'s, ErrorNode>,

fn drive_inner(&'s self, visitor: &mut V) -> ControlFlow<V::Break>

Call v.visit() on the immediate contents of self.

impl<'s, V> DriveMut<'s, V> for TyKind

where V: Visitor + VisitMut<'s, PrimitiveTy> + VisitMut<'s, GlobalId> + VisitMut<'s, Vec<GenericValue>> + VisitMut<'s, Vec<Ty>> + VisitMut<'s, Ty> + VisitMut<'s, bool> + VisitMut<'s, Region> + VisitMut<'s, LocalId> + VisitMut<'s, Box<Expr>> + VisitMut<'s, ImplExpr> + VisitMut<'s, Vec<DynTraitGoal>> + VisitMut<'s, ResugaredTyKind> + VisitMut<'s, ErrorNode>,

fn drive_inner_mut(&'s mut self, visitor: &mut V) -> ControlFlow<V::Break>

Call v.visit() on the immediate contents of self.

impl Eq for TyKind

impl<'lt> From<&'lt TyKind> for FragmentRef<'lt>

fn from(fragment: &'lt TyKind) -> Self

Converts to this type from the input type.

impl From<TyKind> for Fragment

fn from(fragment: TyKind) -> Self

Converts to this type from the input type.

impl Hash for TyKind

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl JsonSchema for TyKind

fn schema_name() -> String

The name of the generated JSON Schema.

fn schema_id() -> Cow<'static, str>

Returns a string that uniquely identifies the schema produced by this type.

fn json_schema(generator: &mut SchemaGenerator) -> Schema

Generates a JSON Schema for this type.

fn is_referenceable() -> bool

Whether JSON Schemas generated for this type should be re-used where possible using the $ref keyword.

impl Ord for TyKind

fn cmp(&self, other: &TyKind) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for TyKind

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

Equality operator ==.

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

Inequality operator !=.

impl PartialOrd for TyKind

fn partial_cmp(&self, other: &TyKind) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for TyKind

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for TyKind