TypeExpr

Enum TypeExpr 

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pub enum TypeExpr {
    Named(Ident),
    Unit(Span),
    Never(Span),
    Array {
        element: Box<TypeExpr>,
        length: u64,
        span: Span,
    },
    AnonymousStruct {
        fields: Vec<AnonStructField>,
        methods: Vec<Method>,
        span: Span,
    },
    AnonymousEnum {
        variants: Vec<EnumVariant>,
        methods: Vec<Method>,
        span: Span,
    },
    PointerConst {
        pointee: Box<TypeExpr>,
        span: Span,
    },
    PointerMut {
        pointee: Box<TypeExpr>,
        span: Span,
    },
}
Expand description

A type expression in the AST.

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Named(Ident)

A simple named type (e.g., i32, bool, MyStruct)

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Unit(Span)

Unit type: ()

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Never(Span)

Never type: !

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Array

Array type: [T; N] where T is the element type and N is the length

Fields

§element: Box<TypeExpr>
§length: u64
§span: Span
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AnonymousStruct

Anonymous struct type: struct { field: Type, fn method(…) { … }, … } Used in comptime type construction (e.g., fn Pair(comptime T: type) -> type { struct { first: T, second: T } }) Methods can be included inside the struct definition (Zig-style).

Fields

§fields: Vec<AnonStructField>

Field declarations (name and type)

§methods: Vec<Method>

Method definitions inside the anonymous struct

§span: Span
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AnonymousEnum

Anonymous enum type: enum { Variant, Variant(T), Variant { field: T }, fn method(…) { … }, … } Used in comptime type construction (e.g., fn Option(comptime T: type) -> type { enum { Some(T), None } }) Methods can be included inside the enum definition (Zig-style).

Fields

§variants: Vec<EnumVariant>

Enum variants

§methods: Vec<Method>

Method definitions inside the anonymous enum

§span: Span
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PointerConst

Raw pointer to immutable data: ptr const T

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§pointee: Box<TypeExpr>
§span: Span
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PointerMut

Raw pointer to mutable data: ptr mut T

Fields

§pointee: Box<TypeExpr>
§span: Span

Implementations§

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impl TypeExpr

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pub fn span(&self) -> Span

Get the span of this type expression.

Trait Implementations§

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impl Clone for TypeExpr

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fn clone(&self) -> TypeExpr

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for TypeExpr

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

Formats the value using the given formatter. Read more
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impl Display for TypeExpr

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

Formats the value using the given formatter. Read more
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impl PartialEq for TypeExpr

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for TypeExpr

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impl StructuralPartialEq for TypeExpr

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where 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 T
where 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 T
where 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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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

Compare self to key and return true if they are equal.
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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 T
where 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<'src, T> IntoMaybe<'src, T> for T
where T: 'src,

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type Proj<U: 'src> = U

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fn map_maybe<R>( self, _f: impl FnOnce(&'src T) -> &'src R, g: impl FnOnce(T) -> R, ) -> <T as IntoMaybe<'src, T>>::Proj<R>
where R: 'src,

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impl<'p, T> Seq<'p, T> for T
where T: Clone,

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type Item<'a> = &'a T where T: 'a

The item yielded by the iterator.
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type Iter<'a> = Once<&'a T> where T: 'a

An iterator over the items within this container, by reference.
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fn seq_iter(&self) -> <T as Seq<'p, T>>::Iter<'_>

Iterate over the elements of the container.
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fn contains(&self, val: &T) -> bool
where T: PartialEq,

Check whether an item is contained within this sequence.
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fn to_maybe_ref<'b>(item: <T as Seq<'p, T>>::Item<'b>) -> Maybe<T, &'p T>
where 'p: 'b,

Convert an item of the sequence into a [MaybeRef].
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where 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 T
where 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.
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impl<T> OrderedSeq<'_, T> for T
where T: Clone,