fuel_vm::context

Enum Context

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pub enum Context {
    PredicateEstimation {
        program: RuntimePredicate,
    },
    PredicateVerification {
        program: RuntimePredicate,
    },
    Script {
        block_height: BlockHeight,
    },
    Call {
        block_height: BlockHeight,
    },
    NotInitialized,
}
Expand description

Runtime context description.

Variants§

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PredicateEstimation

Current context is a predicate estimation.

Fields

§program: RuntimePredicate

Predicate program to be executed

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PredicateVerification

Current context is a predicate verification.

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§program: RuntimePredicate

Predicate program to be executed

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Script

Current context is a script execution.

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§block_height: BlockHeight

Block height of the context

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Call

Current context is under a CALL scope

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§block_height: BlockHeight

Block height of the context

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NotInitialized

No transaction initialized/invalid context.

Implementations§

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impl Context

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pub const fn is_predicate(&self) -> bool

Check if the context is predicate

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pub const fn is_external(&self) -> bool

Return true if the context is external; false otherwise.

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pub const fn is_internal(&self) -> bool

Return true if the context is internal; false otherwise.

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pub const fn predicate(&self) -> Option<&RuntimePredicate>

Return the program to be executed, if its a predicate

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pub const fn block_height(&self) -> Option<BlockHeight>

Return the block height from the context, if either script or call

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pub fn update_from_frame_pointer(&mut self, fp: Word)

Update the context according to the provided frame pointer

Trait Implementations§

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impl Clone for Context

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fn clone(&self) -> Context

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Context

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for Context

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Hash for Context

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for Context

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fn eq(&self, other: &Context) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for Context

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impl StructuralPartialEq for Context

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> AnyDebug for T
where T: Any + Debug,

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fn as_any_ref(&self) -> &(dyn Any + 'static)

Returns a reference to the underlying type as Any.
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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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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, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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fn conv<T>(self) -> T
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Converts self into T using Into<T>. Read more
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impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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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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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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where F: FnOnce(&Self) -> bool,

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where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more
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where R: 'a,

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where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

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type Output = T

Should always be Self
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fn storage<Type>(&mut self) -> StorageMut<'_, Self, Type>
where Type: Mappable,

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where Type: Mappable,

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where Type: Mappable,

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fn tap(self, func: impl FnOnce(&Self)) -> Self

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Mutable access to a value. Read more
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where Self: Borrow<B>, B: ?Sized,

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type Owned = T

The resulting type after obtaining ownership.
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where Self: TryInto<T>,

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Performs the conversion.
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