scylla_cql::frame::value

Struct LegacySerializedValues

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pub struct LegacySerializedValues { /* private fields */ }
Expand description

Keeps a buffer with serialized Values Allows adding new Values and iterating over serialized ones

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impl LegacySerializedValues

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pub const EMPTY: &'static LegacySerializedValues

A const empty instance, useful for taking references

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pub const fn new() -> Self

Creates empty value list

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pub fn with_capacity(capacity: usize) -> Self

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pub fn has_names(&self) -> bool

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pub fn add_value( &mut self, val: &impl Value, ) -> Result<(), SerializeValuesError>

Serializes value and appends it to the list

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pub fn add_named_value( &mut self, name: &str, val: &impl Value, ) -> Result<(), SerializeValuesError>

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pub fn iter(&self) -> impl Iterator<Item = RawValue<'_>>

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pub fn write_to_request(&self, buf: &mut impl BufMut)

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pub fn is_empty(&self) -> bool

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pub fn len(&self) -> u16

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pub fn size(&self) -> usize

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pub fn new_from_frame( buf: &mut &[u8], contains_names: bool, ) -> Result<Self, ParseError>

Creates value list from the request frame

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pub fn iter_name_value_pairs( &self, ) -> impl Iterator<Item = (Option<&str>, RawValue<'_>)>

Trait Implementations§

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impl Clone for LegacySerializedValues

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fn clone(&self) -> LegacySerializedValues

Returns a copy 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 LegacySerializedValues

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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 Ord for LegacySerializedValues

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fn cmp(&self, other: &LegacySerializedValues) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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impl PartialEq for LegacySerializedValues

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fn eq(&self, other: &LegacySerializedValues) -> 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 PartialOrd for LegacySerializedValues

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fn partial_cmp(&self, other: &LegacySerializedValues) -> 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 SerializeRow for LegacySerializedValues

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fn serialize( &self, ctx: &RowSerializationContext<'_>, writer: &mut RowWriter<'_>, ) -> Result<(), SerializationError>

Serializes the row according to the information in the given context. Read more
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fn is_empty(&self) -> bool

Returns whether this row contains any values or not. Read more
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impl ValueList for LegacySerializedValues

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fn serialized(&self) -> SerializedResult<'_>

Provides a view of ValueList as LegacySerializedValues returns Cow<LegacySerializedValues> to make impl ValueList for LegacySerializedValues efficient
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fn write_to_request( &self, buf: &mut impl BufMut, ) -> Result<(), SerializeValuesError>

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impl Eq for LegacySerializedValues

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impl StructuralPartialEq for LegacySerializedValues

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, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V