Value

Enum Value 

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pub enum Value<'gc> {
    Null,
    Bool(bool),
    Int(i64),
    Float(f64),
    Str(Str<'gc>),
    Table(Table<'gc>),
    Function(Function<'gc>),
    UserData(AnyUserData<'gc>),
    Error(GcError<'gc>),
}
Expand description

Enum of all lucia values.

Variants§

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Null

null - A null value.

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Bool(bool)

bool - A true / false value.

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Int(i64)

int - A 64-bit integer.

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Float(f64)

float - A 64-bit floating point number.

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Str(Str<'gc>)

str - A UTF-8 string.

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Table(Table<'gc>)

table - A table.

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Function(Function<'gc>)

function - A function.

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UserData(AnyUserData<'gc>)

userdata - An UserData.

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Error(GcError<'gc>)

error - An error.

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impl<'gc> Value<'gc>

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pub fn metatable(&self) -> Option<Table<'gc>>

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pub fn id(&self) -> Option<NonZeroUsize>

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pub fn is(&self, other: &Value<'gc>) -> bool

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pub const fn value_type(self) -> ValueType

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pub fn is_null(self) -> bool

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pub fn repr(&self) -> String

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impl<'gc> Clone for Value<'gc>

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fn clone(&self) -> Value<'gc>

Returns a duplicate 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<'gc> Collect for Value<'gc>

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fn needs_trace() -> bool

As an optimization, if this type can never hold a Gc pointer and trace is unnecessary to call, you may implement this method and return false. The default implementation returns true, signaling that Collect::trace must be called.
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fn trace(&self, cc: &Collection)

Must call Collect::trace on all held Gc pointers. If this type holds inner types that implement Collect, a valid implementation would simply call Collect::trace on all the held values to ensure this.
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impl<'gc> Debug for Value<'gc>

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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<'gc> Default for Value<'gc>

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fn default() -> Value<'gc>

Returns the “default value” for a type. Read more
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impl<'gc> Display for Value<'gc>

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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<'gc> From<AnyCallback<'gc>> for Value<'gc>

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fn from(v: AnyCallback<'gc>) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> From<Closure<'gc>> for Value<'gc>

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fn from(v: Closure<'gc>) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> From<Function<'gc>> for Value<'gc>

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fn from(v: Function<'gc>) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> From<Str<'gc>> for Value<'gc>

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fn from(v: Str<'gc>) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> From<Table<'gc>> for Value<'gc>

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fn from(v: Table<'gc>) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> From<Value<'gc>> for Error<'gc>

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fn from(value: Value<'gc>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Value<'gc>> for bool

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fn from(value: Value<'_>) -> Self

Converts to this type from the input type.
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impl<'gc> From<bool> for Value<'gc>

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fn from(v: bool) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> From<f64> for Value<'gc>

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fn from(v: f64) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> From<i64> for Value<'gc>

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fn from(v: i64) -> Value<'gc>

Converts to this type from the input type.
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impl<'gc> FromIterator<Value<'gc>> for TableEntries<'gc>

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fn from_iter<T: IntoIterator<Item = Value<'gc>>>(iter: T) -> Self

Creates a value from an iterator. Read more
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impl<'gc> FromValue<'gc> for Value<'gc>

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fn from_value(value: Value<'gc>) -> Result<Self, Error<'gc>>

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impl<'gc> Hash for Value<'gc>

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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<'gc> PartialEq for Value<'gc>

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fn eq(&self, other: &Self) -> 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<'gc> Stashable<'gc> for Value<'gc>

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type Stashed = StaticValue

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fn stash(self, roots: &DynamicRootSet<'gc>, mc: &Mutation<'gc>) -> Self::Stashed

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impl<'gc> Copy for Value<'gc>

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impl<'gc> Eq for Value<'gc>

Auto Trait Implementations§

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impl<'gc> Freeze for Value<'gc>

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impl<'gc> !RefUnwindSafe for Value<'gc>

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impl<'gc> !Send for Value<'gc>

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impl<'gc> !Sync for Value<'gc>

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impl<'gc> Unpin for Value<'gc>

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impl<'gc> !UnwindSafe for Value<'gc>

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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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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<'gc, T> IntoValue<'gc> for T
where T: Into<Value<'gc>>,

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fn into_value(self, _ctx: Context<'gc>) -> Value<'gc>

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impl<'gc, T> Singleton<'gc> for T
where T: Default,

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fn create(_: Context<'gc>) -> T

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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> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. 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.