Enum JsonValue

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pub enum JsonValue<'a> {
    Raw(&'a [u8]),
    String(&'a str),
    Number(&'a [u8]),
    Bool(bool),
    Null,
    Array(LazyArray<'a>),
    Object(LazyObject<'a>),
}
Expand description

Zero-copy JSON value representation

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Raw(&'a [u8])

Raw bytes slice (not parsed yet)

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String(&'a str)

Parsed string (zero-copy)

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Number(&'a [u8])

Number stored as bytes for lazy parsing

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Bool(bool)

Boolean value

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Null

Null value

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Array(LazyArray<'a>)

Array with lazy evaluation

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Object(LazyObject<'a>)

Object with lazy evaluation

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impl<'a> JsonValue<'a>

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

Get value as string if it’s a string type

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

Get value as f64 if it’s a number

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

Get value as i64 if it’s an integer number

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

Get value as bool if it’s a boolean

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pub fn is_null(&self) -> bool

Check if value is null

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pub fn as_array(&self) -> Option<&LazyArray<'a>>

Get value as array

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pub fn as_object(&self) -> Option<&LazyObject<'a>>

Get value as object

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pub fn parse_raw(&mut self) -> Result<()>

Force parse raw bytes into structured value

Trait Implementations§

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impl<'a> Clone for JsonValue<'a>

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

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for JsonValue<'a>

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impl<'a> RefUnwindSafe for JsonValue<'a>

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impl<'a> Send for JsonValue<'a>

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impl<'a> Sync for JsonValue<'a>

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impl<'a> Unpin for JsonValue<'a>

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impl<'a> UnwindSafe for JsonValue<'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> 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> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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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.
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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