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DefKind

Enum DefKind 

Source
pub enum DefKind {
    Fn {
        item_index: usize,
    },
    Sum {
        item_index: usize,
        variants: Vec<VariantDef>,
    },
    Record {
        item_index: usize,
    },
    Const {
        item_index: usize,
    },
    Trait {
        item_index: usize,
    },
    Method {
        item_index: usize,
        method_index: usize,
        owner: MethodOwner,
    },
    ExternFn {
        item_index: usize,
        fn_index: usize,
    },
    AssocType {
        trait_def: DefId,
    },
}
Expand description

What kind of definition a DefId refers to.

Variants§

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Fn

A function; the payload is the index of the item in File::items.

Fields

§item_index: usize
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Sum

A sum type declaration with its variants.

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§item_index: usize
§variants: Vec<VariantDef>
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Record

A record (struct) declaration.

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§item_index: usize
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Const

A constant; payload is the item index.

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§item_index: usize
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Trait

A trait declaration.

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§item_index: usize
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Method

A method: an ast::Function living inside an impl block, or a trait’s default-method body. method_index selects it within the owner (impl functions, or the trait’s provided items).

Fields

§item_index: usize
§method_index: usize
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ExternFn

An extern function declaration (a C-ABI import, no Nova body). fn_index selects the declaration within the extern block’s items.

Fields

§item_index: usize
§fn_index: usize
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AssocType

An associated type declared in a trait (type Item). Carries its owning trait so a projection can be checked against the right trait without a separate lookup table.

Fields

§trait_def: DefId

Trait Implementations§

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impl Clone for DefKind

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

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

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

Formats the value using the given formatter. Read more

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<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<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, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.