arrow_avro::reader::vlq

Struct VLQDecoder

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pub struct VLQDecoder {
    in_progress: u64,
    shift: u32,
}
Expand description

Decoder for zig-zag encoded variable length (VLW) integers

See also: https://avro.apache.org/docs/1.11.1/specification/#primitive-types-1 https://protobuf.dev/programming-guides/encoding/#varints

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§in_progress: u64

Scratch space for decoding VLQ integers

§shift: u32

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impl VLQDecoder

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pub fn long(&mut self, buf: &mut &[u8]) -> Option<i64>

Decode a signed long from buf

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impl Debug for VLQDecoder

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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 Default for VLQDecoder

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fn default() -> VLQDecoder

Returns the “default value” for a type. Read more

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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> 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, 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> Allocation for T
where T: RefUnwindSafe + Send + Sync,