Struct rquickjs::function::RustFunction

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pub struct RustFunction<'js>(pub Box<dyn RustFunc<'js> + 'js>);
Expand description

The class used for wrapping closures, rquickjs implements callbacks by creating an instances of this class.

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§0: Box<dyn RustFunc<'js> + 'js>

Trait Implementations§

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impl<'js> JsClass<'js> for RustFunction<'js>

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const NAME: &'static str = "RustFunction"

The name the constructor has in JavaScript
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type Mutable = Readable

Can the type be mutated while a JavaScript value. Read more
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fn class_id() -> &'static ClassId

A unique id for the class.
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fn prototype(ctx: &Ctx<'js>) -> Result<Option<Object<'js>>, Error>

Returns the class prototype,
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fn constructor(_ctx: &Ctx<'js>) -> Result<Option<Constructor<'js>>, Error>

Returns a predefined constructor for this specific class type if there is one.
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fn function() -> Option<StaticJsFn>

A possible call function. Read more
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impl<'js> Outlive<'js> for RustFunction<'js>

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type Target<'to> = RustFunction<'to>

The target which has the same type as a Self but with another lifetime 't
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impl<'js> Trace<'js> for RustFunction<'js>

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fn trace<'a>(&self, _tracer: Tracer<'a, 'js>)

Auto Trait Implementations§

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impl<'js> Freeze for RustFunction<'js>

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impl<'js> !RefUnwindSafe for RustFunction<'js>

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impl<'js> !Send for RustFunction<'js>

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impl<'js> !Sync for RustFunction<'js>

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impl<'js> Unpin for RustFunction<'js>

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impl<'js> !UnwindSafe for RustFunction<'js>

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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. 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.