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FieldScalarValue

Enum FieldScalarValue 

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pub enum FieldScalarValue {
Show 18 variants Unit, Bool(bool), I8(i8), I16(i16), I32(i32), I64(i64), I128(i128), U8(u8), U16(u16), U32(u32), U64(u64), U128(u128), F32(f32), F64(f64), Char(char), String(String), Bytes(Vec<u8>), Option(Option<Box<FieldScalarValue>>),
}
Expand description

Represents the scalar value extracted from a field.

This enum covers the range of primitive types and simple collections (like Vec<u8>) that the FieldExtractor can successfully extract.

Variants§

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Unit

Unit value (()).

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Bool(bool)

Boolean value (bool).

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I8(i8)

Signed 8-bit integer (i8).

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I16(i16)

Signed 16-bit integer (i16).

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I32(i32)

Signed 32-bit integer (i32).

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I64(i64)

Signed 64-bit integer (i64).

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I128(i128)

Signed 128-bit integer (i128).

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U8(u8)

Unsigned 8-bit integer (u8).

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U16(u16)

Unsigned 16-bit integer (u16).

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U32(u32)

Unsigned 32-bit integer (u32).

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U64(u64)

Unsigned 64-bit integer (u64).

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U128(u128)

Unsigned 128-bit integer (u128).

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F32(f32)

32-bit floating point number (f32).

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F64(f64)

64-bit floating point number (f64).

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Char(char)

Character (char).

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String(String)

String (String).

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Bytes(Vec<u8>)

Byte array (Vec<u8>), typically extracted using #[serde(with = "serde_bytes")].

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Option(Option<Box<FieldScalarValue>>)

Optional scalar value (Option<T>). Contains None or Some(Box<FieldScalarValue>).

Trait Implementations§

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impl Clone for FieldScalarValue

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fn clone(&self) -> FieldScalarValue

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 Debug for FieldScalarValue

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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 FieldScalarValue

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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 PartialEq for FieldScalarValue

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fn eq(&self, other: &FieldScalarValue) -> 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 Serialize for FieldScalarValue

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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 StructuralPartialEq for FieldScalarValue

Auto Trait Implementations§

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.
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,