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JsSemanticValue

Struct JsSemanticValue 

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pub struct JsSemanticValue { /* private fields */ }
Expand description

Computed semantic value (output of NSR inference)

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impl JsSemanticValue

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pub fn instance_of<V: NapiRaw>(env: Env, value: V) -> Result<bool>

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impl JsSemanticValue

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impl JsSemanticValue

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pub fn integer(n: i64) -> Self

Create an integer value

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pub fn float(n: f64) -> Self

Create a float value

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pub fn boolean(b: bool) -> Self

Create a boolean value

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pub fn string(s: String) -> Self

Create a string value

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pub fn symbol(s: String) -> Self

Create a symbol value

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pub fn actions(actions: Vec<String>) -> Self

Create an action sequence (for SCAN-like tasks)

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pub fn list(items: Vec<&JsSemanticValue>) -> Self

Create a list of values

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pub fn null() -> Self

Create a null value

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pub fn as_integer(&self) -> Option<i64>

Get integer value if this is an integer

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pub fn as_float(&self) -> Option<f64>

Get float value if this is a float

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pub fn as_string(&self) -> Option<String>

Get string value if this is a string or symbol

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pub fn as_actions(&self) -> Option<Vec<String>>

Get action sequence if this is an action sequence

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pub fn is_error(&self) -> bool

Check if this is an error

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pub fn is_null(&self) -> bool

Check if this is null

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pub fn to_string(&self) -> String

Trait Implementations§

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impl FromNapiMutRef for JsSemanticValue

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unsafe fn from_napi_mut_ref( env: napi_env, napi_val: napi_value, ) -> Result<&'static mut Self>

Safety Read more
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impl FromNapiRef for JsSemanticValue

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unsafe fn from_napi_ref( env: napi_env, napi_val: napi_value, ) -> Result<&'static Self>

Safety Read more
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impl FromNapiValue for &JsSemanticValue

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

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

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impl FromNapiValue for &mut JsSemanticValue

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

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

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impl ObjectFinalize for JsSemanticValue

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fn finalize(self, env: Env) -> Result<(), Error>

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impl ToNapiValue for JsSemanticValue

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impl TypeName for &JsSemanticValue

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impl TypeName for &mut JsSemanticValue

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impl TypeName for JsSemanticValue

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impl ValidateNapiValue for &JsSemanticValue

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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 ValidateNapiValue for &mut JsSemanticValue

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

Safety Read more

Auto Trait 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> JsValuesTupleIntoVec for T
where T: ToNapiValue,

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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. 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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> ErasedDestructor for T
where T: 'static,