Enum valence::nbt::value::ValueMut

pub enum ValueMut<'a, S = String> {
    Byte(&'a mut i8),
    Short(&'a mut i16),
    Int(&'a mut i32),
    Long(&'a mut i64),
    Float(&'a mut f32),
    Double(&'a mut f64),
    ByteArray(&'a mut Vec<i8>),
    String(&'a mut S),
    List(&'a mut List<S>),
    Compound(&'a mut Compound<S>),
    IntArray(&'a mut Vec<i32>),
    LongArray(&'a mut Vec<i64>),
}
Expand description

Represents a mutable reference to an arbitrary NBT value, where the tag is not part of the reference.

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Byte(&'a mut i8)

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Short(&'a mut i16)

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Int(&'a mut i32)

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Long(&'a mut i64)

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Float(&'a mut f32)

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Double(&'a mut f64)

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ByteArray(&'a mut Vec<i8>)

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String(&'a mut S)

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List(&'a mut List<S>)

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Compound(&'a mut Compound<S>)

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IntArray(&'a mut Vec<i32>)

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LongArray(&'a mut Vec<i64>)

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impl<'a, S> ValueMut<'a, S>

pub fn tag(&self) -> Tag

Returns the type of this value.

pub fn is_number(&self) -> bool

Returns whether this value is a number, i.e. a byte, short, int, long, float or double.

pub fn as_i8(&self) -> Option<i8>

If this value is a number, returns the i8 representation of this value.

pub fn as_i16(&self) -> Option<i16>

If this value is a number, returns the i16 representation of this value.

pub fn as_i32(&self) -> Option<i32>

If this value is a number, returns the i32 representation of this value.

pub fn as_i64(&self) -> Option<i64>

If this value is a number, returns the i64 representation of this value.

pub fn as_f32(&self) -> Option<f32>

If this value is a number, returns the f32 representation of this value.

pub fn as_f64(&self) -> Option<f64>

If this value is a number, returns the f64 representation of this value.

pub fn as_bool(&self) -> Option<bool>

If this value is a number, returns the bool representation of this value.

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impl<S> ValueMut<'_, S>
where S: Clone,

pub fn to_value(&self) -> Value<S>

Clones this mutable value reference to a new owned Value.

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impl<'a, S> ValueMut<'a, S>

pub fn into_value_ref(self) -> ValueRef<'a, S>

Downgrades this mutable value reference into an immutable ValueRef.

Trait Implementations§

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impl<'a, S> Debug for ValueMut<'a, S>
where S: Debug,

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

Formats the value using the given formatter. Read more
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impl<S> From<&ValueMut<'_, S>> for Value<S>
where S: Clone,

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fn from(v: &ValueMut<'_, S>) -> Value<S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut Compound<S>> for ValueMut<'a, S>

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fn from(v: &'a mut Compound<S>) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut List<S>> for ValueMut<'a, S>

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fn from(v: &'a mut List<S>) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a> From<&'a mut String> for ValueMut<'a>

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fn from(v: &'a mut String) -> ValueMut<'a>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut Value<S>> for ValueMut<'a, S>

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fn from(v: &'a mut Value<S>) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut Vec<i32>> for ValueMut<'a, S>

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fn from(v: &'a mut Vec<i32>) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut Vec<i64>> for ValueMut<'a, S>

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fn from(v: &'a mut Vec<i64>) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut Vec<i8>> for ValueMut<'a, S>

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fn from(v: &'a mut Vec<i8>) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut f32> for ValueMut<'a, S>

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fn from(v: &'a mut f32) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut f64> for ValueMut<'a, S>

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fn from(v: &'a mut f64) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut i16> for ValueMut<'a, S>

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fn from(v: &'a mut i16) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut i32> for ValueMut<'a, S>

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fn from(v: &'a mut i32) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut i64> for ValueMut<'a, S>

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fn from(v: &'a mut i64) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<'a, S> From<&'a mut i8> for ValueMut<'a, S>

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fn from(v: &'a mut i8) -> ValueMut<'a, S>

Converts to this type from the input type.
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impl<S> From<ValueMut<'_, S>> for Value<S>
where S: Clone,

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fn from(v: ValueMut<'_, S>) -> Value<S>

Converts to this type from the input type.
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impl<'a, S> From<ValueMut<'a, S>> for ValueRef<'a, S>

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fn from(v: ValueMut<'a, S>) -> ValueRef<'a, S>

Converts to this type from the input type.
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impl<'a, S> PartialEq for ValueMut<'a, S>
where S: Ord + Hash,

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fn eq(&self, other: &ValueMut<'a, S>) -> 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.

Auto Trait Implementations§

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impl<'a, S> Freeze for ValueMut<'a, S>

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impl<'a, S> RefUnwindSafe for ValueMut<'a, S>
where S: RefUnwindSafe,

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impl<'a, S> Send for ValueMut<'a, S>
where S: Send,

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impl<'a, S> Sync for ValueMut<'a, S>
where S: Sync,

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impl<'a, S> Unpin for ValueMut<'a, S>

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impl<'a, S = String> !UnwindSafe for ValueMut<'a, S>

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> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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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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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> Pipe for T
where T: ?Sized,

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more
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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R
where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more
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fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R
where R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more
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fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R
where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

Borrows self, then passes self.borrow() into the pipe function. Read more
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fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R, ) -> R
where Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.borrow_mut() into the pipe function. Read more
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fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R
where Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

Borrows self, then passes self.as_ref() into the pipe function.
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fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R
where Self: AsMut<U>, U: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.as_mut() into the pipe function.
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fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

Borrows self, then passes self.deref() into the pipe function.
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fn pipe_deref_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R, ) -> R
where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> Tap for T

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

Immutable access to a value. Read more
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fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self

Mutable access to a value. Read more
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fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Immutable access to the Borrow<B> of a value. Read more
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fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Mutable access to the BorrowMut<B> of a value. Read more
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fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Immutable access to the AsRef<R> view of a value. Read more
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fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Mutable access to the AsMut<R> view of a value. Read more
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fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Immutable access to the Deref::Target of a value. Read more
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fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Mutable access to the Deref::Target of a value. Read more
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fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self

Calls .tap() only in debug builds, and is erased in release builds.
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fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self

Calls .tap_mut() only in debug builds, and is erased in release builds.
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fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Calls .tap_borrow() only in debug builds, and is erased in release builds.
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fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.
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fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Calls .tap_ref() only in debug builds, and is erased in release builds.
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fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Calls .tap_ref_mut() only in debug builds, and is erased in release builds.
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fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Calls .tap_deref() only in debug builds, and is erased in release builds.
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fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.
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impl<T> TryConv for T

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fn try_conv<T>(self) -> Result<T, Self::Error>
where Self: TryInto<T>,

Attempts to convert self into T using TryInto<T>. 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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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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impl<T> ConditionalSend for T
where T: Send,