Struct napi::bindgen_prelude::FunctionRef

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pub struct FunctionRef<Args: JsValuesTupleIntoVec, Return: FromNapiValue> { /* private fields */ }
Expand description

A reference to a JavaScript function. It can be used to outlive the scope of the function.

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impl<Args: JsValuesTupleIntoVec, Return: FromNapiValue> FunctionRef<Args, Return>

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pub fn borrow_back<'scope>( &self, env: &'scope Env ) -> Result<Function<'scope, Args, Return>>

Trait Implementations§

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impl<Args: JsValuesTupleIntoVec, Return: FromNapiValue> Drop for FunctionRef<Args, Return>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<Args: JsValuesTupleIntoVec, Return: FromNapiValue> FromNapiValue for FunctionRef<Args, Return>

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unsafe fn from_napi_value(env: napi_env, value: napi_value) -> Result<Self>

Safety Read more
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fn from_unknown(value: JsUnknown) -> Result<Self>

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impl<Args: JsValuesTupleIntoVec, Return: FromNapiValue> TypeName for FunctionRef<Args, Return>

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fn type_name() -> &'static str

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fn value_type() -> ValueType

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impl<Args: JsValuesTupleIntoVec, Return: FromNapiValue> ValidateNapiValue for FunctionRef<Args, Return>

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unsafe fn validate(env: napi_env, napi_val: napi_value) -> Result<napi_value>

Safety Read more
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impl<Args: JsValuesTupleIntoVec, Return: FromNapiValue> Sync for FunctionRef<Args, Return>

Auto Trait Implementations§

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impl<Args, Return> Freeze for FunctionRef<Args, Return>

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impl<Args, Return> RefUnwindSafe for FunctionRef<Args, Return>
where Args: RefUnwindSafe, Return: RefUnwindSafe,

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impl<Args, Return> !Send for FunctionRef<Args, Return>

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impl<Args, Return> Unpin for FunctionRef<Args, Return>
where Args: Unpin, Return: Unpin,

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impl<Args, Return> UnwindSafe for FunctionRef<Args, Return>
where Args: UnwindSafe, Return: UnwindSafe,

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> 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, 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.