Struct FunctionType

pub struct FunctionType { /* private fields */ }

Expand description

The signature of a function that is either implemented in a Wasm module or exposed to Wasm by the host.

WebAssembly functions can have 0 or more parameters and results.

Implementations§

impl FunctionType

pub fn new<Params, Returns>(params: Params, returns: Returns) -> Self
where Params: Into<Box<[Type]>>, Returns: Into<Box<[Type]>>,

Creates a new Function Type with the given parameter and return types.

pub fn params(&self) -> &[Type]

Parameter types.

pub fn results(&self) -> &[Type]

Return types.

Trait Implementations§

impl Archive for FunctionType
where Box<[Type]>: Archive,

type Archived = ArchivedFunctionType

The archived representation of this type. Read more

type Resolver = FunctionTypeResolver

The resolver for this type. It must contain all the additional information from serializing needed to make the archived type from the normal type.

unsafe fn resolve( &self, pos: usize, resolver: Self::Resolver, out: *mut Self::Archived, )

Creates the archived version of this value at the given position and writes it to the given output. Read more

impl Clone for FunctionType

fn clone(&self) -> FunctionType

Returns a copy of the value. Read more

1.0.0 · source§

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

Performs copy-assignment from source. Read more

impl Debug for FunctionType

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

Formats the value using the given formatter. Read more

impl<D: Fallible + ?Sized> Deserialize<FunctionType, D> for Archived<FunctionType>
where Box<[Type]>: Archive, Archived<Box<[Type]>>: Deserialize<Box<[Type]>, __D>,

fn deserialize( &self, deserializer: &mut D, ) -> Result<FunctionType, D::Error>

Deserializes using the given deserializer

impl Display for FunctionType

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

Formats the value using the given formatter. Read more

impl From<&FunctionType> for FunctionType

fn from(as_ref: &Self) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 0])> for FunctionType

fn from(pair: ([Type; 0], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 1])> for FunctionType

fn from(pair: ([Type; 0], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 2])> for FunctionType

fn from(pair: ([Type; 0], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 3])> for FunctionType

fn from(pair: ([Type; 0], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 4])> for FunctionType

fn from(pair: ([Type; 0], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 5])> for FunctionType

fn from(pair: ([Type; 0], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 6])> for FunctionType

fn from(pair: ([Type; 0], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 7])> for FunctionType

fn from(pair: ([Type; 0], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 8])> for FunctionType

fn from(pair: ([Type; 0], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 0], [Type; 9])> for FunctionType

fn from(pair: ([Type; 0], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 0])> for FunctionType

fn from(pair: ([Type; 1], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 1])> for FunctionType

fn from(pair: ([Type; 1], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 2])> for FunctionType

fn from(pair: ([Type; 1], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 3])> for FunctionType

fn from(pair: ([Type; 1], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 4])> for FunctionType

fn from(pair: ([Type; 1], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 5])> for FunctionType

fn from(pair: ([Type; 1], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 6])> for FunctionType

fn from(pair: ([Type; 1], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 7])> for FunctionType

fn from(pair: ([Type; 1], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 8])> for FunctionType

fn from(pair: ([Type; 1], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 1], [Type; 9])> for FunctionType

fn from(pair: ([Type; 1], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 0])> for FunctionType

fn from(pair: ([Type; 2], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 1])> for FunctionType

fn from(pair: ([Type; 2], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 2])> for FunctionType

fn from(pair: ([Type; 2], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 3])> for FunctionType

fn from(pair: ([Type; 2], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 4])> for FunctionType

fn from(pair: ([Type; 2], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 5])> for FunctionType

fn from(pair: ([Type; 2], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 6])> for FunctionType

fn from(pair: ([Type; 2], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 7])> for FunctionType

fn from(pair: ([Type; 2], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 8])> for FunctionType

fn from(pair: ([Type; 2], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 2], [Type; 9])> for FunctionType

fn from(pair: ([Type; 2], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 0])> for FunctionType

fn from(pair: ([Type; 3], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 1])> for FunctionType

fn from(pair: ([Type; 3], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 2])> for FunctionType

fn from(pair: ([Type; 3], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 3])> for FunctionType

fn from(pair: ([Type; 3], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 4])> for FunctionType

fn from(pair: ([Type; 3], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 5])> for FunctionType

fn from(pair: ([Type; 3], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 6])> for FunctionType

fn from(pair: ([Type; 3], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 7])> for FunctionType

fn from(pair: ([Type; 3], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 8])> for FunctionType

fn from(pair: ([Type; 3], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 3], [Type; 9])> for FunctionType

fn from(pair: ([Type; 3], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 0])> for FunctionType

fn from(pair: ([Type; 4], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 1])> for FunctionType

fn from(pair: ([Type; 4], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 2])> for FunctionType

fn from(pair: ([Type; 4], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 3])> for FunctionType

fn from(pair: ([Type; 4], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 4])> for FunctionType

fn from(pair: ([Type; 4], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 5])> for FunctionType

fn from(pair: ([Type; 4], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 6])> for FunctionType

fn from(pair: ([Type; 4], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 7])> for FunctionType

fn from(pair: ([Type; 4], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 8])> for FunctionType

fn from(pair: ([Type; 4], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 4], [Type; 9])> for FunctionType

fn from(pair: ([Type; 4], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 0])> for FunctionType

fn from(pair: ([Type; 5], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 1])> for FunctionType

fn from(pair: ([Type; 5], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 2])> for FunctionType

fn from(pair: ([Type; 5], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 3])> for FunctionType

fn from(pair: ([Type; 5], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 4])> for FunctionType

fn from(pair: ([Type; 5], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 5])> for FunctionType

fn from(pair: ([Type; 5], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 6])> for FunctionType

fn from(pair: ([Type; 5], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 7])> for FunctionType

fn from(pair: ([Type; 5], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 8])> for FunctionType

fn from(pair: ([Type; 5], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 5], [Type; 9])> for FunctionType

fn from(pair: ([Type; 5], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 0])> for FunctionType

fn from(pair: ([Type; 6], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 1])> for FunctionType

fn from(pair: ([Type; 6], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 2])> for FunctionType

fn from(pair: ([Type; 6], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 3])> for FunctionType

fn from(pair: ([Type; 6], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 4])> for FunctionType

fn from(pair: ([Type; 6], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 5])> for FunctionType

fn from(pair: ([Type; 6], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 6])> for FunctionType

fn from(pair: ([Type; 6], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 7])> for FunctionType

fn from(pair: ([Type; 6], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 8])> for FunctionType

fn from(pair: ([Type; 6], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 6], [Type; 9])> for FunctionType

fn from(pair: ([Type; 6], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 0])> for FunctionType

fn from(pair: ([Type; 7], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 1])> for FunctionType

fn from(pair: ([Type; 7], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 2])> for FunctionType

fn from(pair: ([Type; 7], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 3])> for FunctionType

fn from(pair: ([Type; 7], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 4])> for FunctionType

fn from(pair: ([Type; 7], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 5])> for FunctionType

fn from(pair: ([Type; 7], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 6])> for FunctionType

fn from(pair: ([Type; 7], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 7])> for FunctionType

fn from(pair: ([Type; 7], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 8])> for FunctionType

fn from(pair: ([Type; 7], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 7], [Type; 9])> for FunctionType

fn from(pair: ([Type; 7], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 0])> for FunctionType

fn from(pair: ([Type; 8], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 1])> for FunctionType

fn from(pair: ([Type; 8], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 2])> for FunctionType

fn from(pair: ([Type; 8], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 3])> for FunctionType

fn from(pair: ([Type; 8], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 4])> for FunctionType

fn from(pair: ([Type; 8], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 5])> for FunctionType

fn from(pair: ([Type; 8], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 6])> for FunctionType

fn from(pair: ([Type; 8], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 7])> for FunctionType

fn from(pair: ([Type; 8], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 8])> for FunctionType

fn from(pair: ([Type; 8], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 8], [Type; 9])> for FunctionType

fn from(pair: ([Type; 8], [Type; 9])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 0])> for FunctionType

fn from(pair: ([Type; 9], [Type; 0])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 1])> for FunctionType

fn from(pair: ([Type; 9], [Type; 1])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 2])> for FunctionType

fn from(pair: ([Type; 9], [Type; 2])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 3])> for FunctionType

fn from(pair: ([Type; 9], [Type; 3])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 4])> for FunctionType

fn from(pair: ([Type; 9], [Type; 4])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 5])> for FunctionType

fn from(pair: ([Type; 9], [Type; 5])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 6])> for FunctionType

fn from(pair: ([Type; 9], [Type; 6])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 7])> for FunctionType

fn from(pair: ([Type; 9], [Type; 7])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 8])> for FunctionType

fn from(pair: ([Type; 9], [Type; 8])) -> Self

Converts to this type from the input type.

impl From<([Type; 9], [Type; 9])> for FunctionType

fn from(pair: ([Type; 9], [Type; 9])) -> Self

Converts to this type from the input type.

impl Hash for FunctionType

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

Feeds this value into the given Hasher. Read more

1.3.0 · source§

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

Feeds a slice of this type into the given Hasher. Read more

impl PartialEq for FunctionType

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

Tests for self and other values to be equal, and is used by ==.

1.0.0 · source§

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

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

impl<S: Fallible + ?Sized> Serialize<S> for FunctionType
where Box<[Type]>: Serialize<__S>,

fn serialize(&self, serializer: &mut S) -> Result<Self::Resolver, S::Error>

Writes the dependencies for the object and returns a resolver that can create the archived type.

impl Eq for FunctionType

impl StructuralPartialEq for FunctionType

Auto Trait Implementations§

impl Freeze for FunctionType

impl RefUnwindSafe for FunctionType

impl Send for FunctionType

impl Sync for FunctionType

impl Unpin for FunctionType

impl UnwindSafe for FunctionType

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> ArchivePointee for T

type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.

fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.

impl<T> ArchiveUnsized for T
where T: Archive,

type Archived = <T as Archive>::Archived

The archived counterpart of this type. Unlike Archive, it may be unsized. Read more

type MetadataResolver = ()

The resolver for the metadata of this type. Read more

unsafe fn resolve_metadata( &self, _: usize, _: <T as ArchiveUnsized>::MetadataResolver, _: *mut <<T as ArchiveUnsized>::Archived as ArchivePointee>::ArchivedMetadata, )

Creates the archived version of the metadata for this value at the given position and writes it to the given output. Read more

unsafe fn resolve_unsized( &self, from: usize, to: usize, resolver: Self::MetadataResolver, out: *mut RelPtr<Self::Archived, <isize as Archive>::Archived>, )

Resolves a relative pointer to this value with the given from and to and writes it to the given output. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> CallHasher for T
where T: Hash + ?Sized,

default fn get_hash<H, B>(value: &H, build_hasher: &B) -> u64
where H: Hash + ?Sized, B: BuildHasher,

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

unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

impl<F, W, T, D> Deserialize<With<T, W>, D> for F
where W: DeserializeWith<F, T, D>, D: Fallible + ?Sized, F: ?Sized,

fn deserialize( &self, deserializer: &mut D, ) -> Result<With<T, W>, <D as Fallible>::Error>

Deserializes using the given deserializer

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

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

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

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> LayoutRaw for T

fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>

Gets the layout of the type.

impl<T> Pointee for T

type Metadata = ()

The type for metadata in pointers and references to Self.

impl<T> Same for T

type Output = T

Should always be Self

impl<T, S> SerializeUnsized<S> for T
where T: Serialize<S>, S: Serializer + ?Sized,

fn serialize_unsized( &self, serializer: &mut S, ) -> Result<usize, <S as Fallible>::Error>

Writes the object and returns the position of the archived type.

fn serialize_metadata(&self, _: &mut S) -> Result<(), <S as Fallible>::Error>

Serializes the metadata for the given type.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T
where T: Display + ?Sized,

default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.