ValueRef

Enum ValueRef 

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pub enum ValueRef<'a> {
    Nil,
    Bool(bool),
    Bin(&'a [u8]),
    Extension(ExtensionRef<'a>),
    Number(Number),
    String(&'a str),
    Array(Vec<ValueRef<'a>>),
    Map(Vec<(ValueRef<'a>, ValueRef<'a>)>),
}
Available on crate feature alloc only.
Expand description

Represents any messagepack value. alloc needed.

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Nil

Represents nil format

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Bool(bool)

Represents bool format family

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Bin(&'a [u8])

Represents bin 8, bin 16 and bin 32

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Extension(ExtensionRef<'a>)

Represents ext format family

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Number(Number)

Represents int format family and float format family

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String(&'a str)

Represents str format family

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Array(Vec<ValueRef<'a>>)

Represents array format family

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Map(Vec<(ValueRef<'a>, ValueRef<'a>)>)

Represents map format family

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impl ValueRef<'_>

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pub fn is_nil(&self) -> bool

Returns true if the ValueRef is nil

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

If the ValueRef is boolean, returns contained value.

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pub fn as_bin(&self) -> Option<&[u8]>

If the ValueRef is bin, returns contained value.

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pub fn as_extension(&self) -> Option<&ExtensionRef<'_>>

If the ValueRef is ext, returns contained value.

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pub fn as_number(&self) -> Option<Number>

If the ValueRef is number, returns contained value.

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

If the ValueRef is str, returns contained value.

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pub fn as_array(&self) -> Option<&[ValueRef<'_>]>

If the ValueRef is array, returns contained value.

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pub fn as_map(&self) -> Option<&[(ValueRef<'_>, ValueRef<'_>)]>

If the ValueRef is map, returns contained value.

Trait Implementations§

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impl<'a> Clone for ValueRef<'a>

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fn clone(&self) -> ValueRef<'a>

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<'a> Debug for ValueRef<'a>

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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<'de> Deserialize<'de> for ValueRef<'de>

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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<'a> PartialEq for ValueRef<'a>

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fn eq(&self, other: &ValueRef<'a>) -> 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<'a> PartialOrd for ValueRef<'a>

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fn partial_cmp(&self, other: &ValueRef<'a>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Serialize for ValueRef<'_>

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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<'a> StructuralPartialEq for ValueRef<'a>

Auto Trait Implementations§

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impl<'a> Freeze for ValueRef<'a>

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impl<'a> RefUnwindSafe for ValueRef<'a>

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impl<'a> Send for ValueRef<'a>

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impl<'a> Sync for ValueRef<'a>

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impl<'a> Unpin for ValueRef<'a>

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impl<'a> UnwindSafe for ValueRef<'a>

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.