ValueRef

Enum ValueRef 

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pub enum ValueRef<'a> {
    Unit,
    Bool(bool),
    Int(i64),
    Float(f64),
    String(&'a str),
    Bytes(&'a [u8]),
    List(&'a [Value]),
    Map(&'a [(Value, Value)]),
    Tuple(&'a [Value]),
    Struct(&'a [StructFieldValue]),
    Enum {
        name: &'a str,
        value: Option<&'a Value>,
    },
}
Expand description

Borrowed view of a value to avoid cloning large payloads.

use daedalus_data::model::{Value, ValueRef};
let value = Value::String("hi".into());
let view = ValueRef::from(&value);
assert!(matches!(view, ValueRef::String("hi")));

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Unit

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Bool(bool)

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Int(i64)

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Float(f64)

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String(&'a str)

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Bytes(&'a [u8])

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List(&'a [Value])

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Map(&'a [(Value, Value)])

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Tuple(&'a [Value])

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Struct(&'a [StructFieldValue])

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Enum

Fields

§name: &'a str
§value: Option<&'a Value>

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impl<'a> ValueRef<'a>

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pub fn into_owned(self) -> Value

Convert a borrowed view into an owned value.

use daedalus_data::model::{Value, ValueRef};
let value = Value::Bool(true);
let owned = ValueRef::from(&value).into_owned();
assert_eq!(owned, Value::Bool(true));

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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<'a> From<&'a Value> for ValueRef<'a>

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fn from(v: &'a Value) -> Self

Converts to this type from the input type.
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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> 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>

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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.