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AnyEnv

Struct AnyEnv 

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pub struct AnyEnv<'id> { /* private fields */ }
Expand description

The kind-erased environment handle terms are built against. Every concrete env kind (CallEnv, InitEnv, …) downcasts to this via Env::as_any_env.

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impl<'id> Clone for AnyEnv<'id>

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fn clone(&self) -> AnyEnv<'id>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'id> Copy for AnyEnv<'id>

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impl<'id> Env<'id> for AnyEnv<'id>

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fn raw_env(&self) -> *mut Env

The raw *mut enif_ffi::Env pointer this handle wraps.
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fn as_any_env(self) -> AnyEnv<'id>

The kind-erased handle terms are built against. Every env kind downcasts to the same AnyEnv for a given brand.
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fn term_type(self, term: impl Term<'id>) -> Option<TermType>

The dynamic type of term (enif_term_type). None for a type code this otter build does not recognize (a newer-OTP type).
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fn hash(self, algorithm: Hash, term: impl Term<'id>, salt: u64) -> u64

Hash a term (enif_hash). algorithm is Phash2 (portable) or InternalHash (node-local, faster).
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fn consume_timeslice(self, percent: i32) -> bool

Tell the scheduler how much of the timeslice this NIF used (enif_consume_timeslice). true if the timeslice is exhausted.
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fn is_current_process_alive(self) -> bool

Whether the calling process is still alive (enif_is_current_process_alive).
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fn make_unique_integer(self, properties: UniqueInteger) -> Integer<'id>

Create a unique integer (enif_make_unique_integer). properties is a bitmask of UniqueInteger::POSITIVE / MONOTONIC.

Auto Trait Implementations§

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impl<'id> !Send for AnyEnv<'id>

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impl<'id> !Sync for AnyEnv<'id>

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impl<'id> Freeze for AnyEnv<'id>

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impl<'id> RefUnwindSafe for AnyEnv<'id>

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impl<'id> Unpin for AnyEnv<'id>

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impl<'id> UnsafeUnpin for AnyEnv<'id>

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impl<'id> UnwindSafe for AnyEnv<'id>

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. 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.