pub struct Unknown(/* private fields */);

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impl JsUnknown

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pub fn into_unknown(self) -> JsUnknown

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pub fn coerce_to_bool(self) -> Result<JsBoolean>

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pub fn coerce_to_number(self) -> Result<JsNumber>

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pub fn coerce_to_string(self) -> Result<JsString>

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pub fn coerce_to_object(self) -> Result<JsObject>

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pub fn is_date(&self) -> Result<bool>

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pub fn is_promise(&self) -> Result<bool>

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pub fn is_error(&self) -> Result<bool>

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pub fn is_typedarray(&self) -> Result<bool>

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pub fn is_dataview(&self) -> Result<bool>

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pub fn is_array(&self) -> Result<bool>

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pub fn is_buffer(&self) -> Result<bool>

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pub fn instanceof<Constructor>(&self, constructor: Constructor) -> Result<bool>
where Constructor: NapiRaw,

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impl JsUnknown

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pub fn get_type(&self) -> Result<ValueType>

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pub unsafe fn cast<V>(&self) -> V
where V: NapiValue,

§Safety

This function should be called after JsUnknown::get_type

And the V must be match with the return value of get_type

Trait Implementations§

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impl From<JsUnknown> for Error

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fn from(value: JsUnknown) -> Self

Converts to this type from the input type.
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impl<'env> NapiRaw for &'env JsUnknown

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unsafe fn raw(&self) -> napi_value

get raw js value ptr

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impl NapiRaw for JsUnknown

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unsafe fn raw(&self) -> napi_value

get raw js value ptr

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impl NapiValue for JsUnknown

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

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unsafe fn from_raw_unchecked(env: napi_env, value: napi_value) -> Self

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impl TryFrom<JsUnknown> for JsArrayBuffer

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsArrayBuffer>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsBoolean

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsBoolean>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsBuffer

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsBuffer>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsDataView

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsDataView>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsDate

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsDate>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsExternal

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsExternal>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsFunction

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsFunction>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsGlobal

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsGlobal>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsNull

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsNull>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsNumber

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsNumber>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsObject

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsObject>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsString

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsString>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsSymbol

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsSymbol>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsTimeout

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsTimeout>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsTypedArray

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsTypedArray>

Performs the conversion.
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impl TryFrom<JsUnknown> for JsUndefined

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: JsUnknown) -> Result<JsUndefined>

Performs the conversion.
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impl TypeName for JsUnknown

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impl ValidateNapiValue for JsUnknown

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

Safety 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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromNapiValue for T
where T: NapiValue,

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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> JsValuesTupleIntoVec for T
where T: ToNapiValue,

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impl<T> ToNapiValue for T
where T: NapiRaw,

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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.