Trait node_bindgen::core::val::ExtractFromJs

pub trait ExtractFromJs {
    fn extract(js_cb: &mut JsCallback) -> Result<Self, NjError>;

    fn label() -> &'static str { ... }
}

Required methods

fn extract(js_cb: &mut JsCallback) -> Result<Self, NjError>

extract from js callback

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Provided methods

fn label() -> &'static str

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Implementations on Foreign Types

impl<T> ExtractFromJs for Option<T> where
    T: JSValue, 

for optional argument

fn label() -> &'static str

fn extract(js_cb: &mut JsCallback) -> Result<Option<T>, NjError>

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Implementors

impl ExtractFromJs for JsEnv

fn extract(js_cb: &mut JsCallback) -> Result<JsEnv, NjError>

impl<T> ExtractFromJs for T where
    T: JSValue + ?Sized, 

fn label() -> &'static str

fn extract(js_cb: &mut JsCallback) -> Result<T, NjError>

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