Struct Fields

pub struct Fields<F> { /* private fields */ }

Decoder and encoder for multiple fields.

Implementations

impl<F> Fields<F>

pub fn new(fields: F) -> Self

Makes a new Fields instance.

Trait Implementations

impl<F: Debug> Debug for Fields<F>

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

Formats the value using the given formatter.

impl Decode for Fields<()>

type Item = ()

The type of items to be decoded.

fn decode(&mut self, _buf: &[u8], _eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A> Decode for Fields<(A,)>

where A: FieldDecode,

type Item = (<A as Decode>::Item,)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A, B> Decode for Fields<(A, B)>

where A: FieldDecode, B: FieldDecode,

type Item = (<A as Decode>::Item, <B as Decode>::Item)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A, B, C> Decode for Fields<(A, B, C)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode,

type Item = (<A as Decode>::Item, <B as Decode>::Item, <C as Decode>::Item)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A, B, C, D> Decode for Fields<(A, B, C, D)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode,

type Item = (<A as Decode>::Item, <B as Decode>::Item, <C as Decode>::Item, <D as Decode>::Item)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A, B, C, D, E> Decode for Fields<(A, B, C, D, E)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode,

type Item = (<A as Decode>::Item, <B as Decode>::Item, <C as Decode>::Item, <D as Decode>::Item, <E as Decode>::Item)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A, B, C, D, E, F> Decode for Fields<(A, B, C, D, E, F)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode, F: FieldDecode,

type Item = (<A as Decode>::Item, <B as Decode>::Item, <C as Decode>::Item, <D as Decode>::Item, <E as Decode>::Item, <F as Decode>::Item)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A, B, C, D, E, F, G> Decode for Fields<(A, B, C, D, E, F, G)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode, F: FieldDecode, G: FieldDecode,

type Item = (<A as Decode>::Item, <B as Decode>::Item, <C as Decode>::Item, <D as Decode>::Item, <E as Decode>::Item, <F as Decode>::Item, <G as Decode>::Item)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<A, B, C, D, E, F, G, H> Decode for Fields<(A, B, C, D, E, F, G, H)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode, F: FieldDecode, G: FieldDecode, H: FieldDecode,

type Item = (<A as Decode>::Item, <B as Decode>::Item, <C as Decode>::Item, <D as Decode>::Item, <E as Decode>::Item, <F as Decode>::Item, <G as Decode>::Item, <H as Decode>::Item)

The type of items to be decoded.

fn decode(&mut self, buf: &[u8], eos: Eos) -> Result<usize>

Consumes the given buffer (a part of a byte sequence), and proceeds the decoding process.

fn finish_decoding(&mut self) -> Result<Self::Item>

Finishes the current decoding process and returns the decoded item.

fn is_idle(&self) -> bool

Returns true if there are no items to be decoded by the decoder at the next invocation of decode method, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the lower bound of the number of bytes needed to decode the next item.

impl<F: Default> Default for Fields<F>

fn default() -> Fields<F>

Returns the “default value” for a type.

impl Encode for Fields<()>

type Item = ()

The type of items to be encoded.

fn encode(&mut self, _buf: &mut [u8], _eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, _item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A> Encode for Fields<(A,)>

where A: FieldEncode,

type Item = (<A as Encode>::Item,)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A, B> Encode for Fields<(A, B)>

where A: FieldEncode, B: FieldEncode,

type Item = (<A as Encode>::Item, <B as Encode>::Item)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A, B, C> Encode for Fields<(A, B, C)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode,

type Item = (<A as Encode>::Item, <B as Encode>::Item, <C as Encode>::Item)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A, B, C, D> Encode for Fields<(A, B, C, D)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode,

type Item = (<A as Encode>::Item, <B as Encode>::Item, <C as Encode>::Item, <D as Encode>::Item)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A, B, C, D, E> Encode for Fields<(A, B, C, D, E)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode,

type Item = (<A as Encode>::Item, <B as Encode>::Item, <C as Encode>::Item, <D as Encode>::Item, <E as Encode>::Item)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A, B, C, D, E, F> Encode for Fields<(A, B, C, D, E, F)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode, F: FieldEncode,

type Item = (<A as Encode>::Item, <B as Encode>::Item, <C as Encode>::Item, <D as Encode>::Item, <E as Encode>::Item, <F as Encode>::Item)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A, B, C, D, E, F, G> Encode for Fields<(A, B, C, D, E, F, G)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode, F: FieldEncode, G: FieldEncode,

type Item = (<A as Encode>::Item, <B as Encode>::Item, <C as Encode>::Item, <D as Encode>::Item, <E as Encode>::Item, <F as Encode>::Item, <G as Encode>::Item)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl<A, B, C, D, E, F, G, H> Encode for Fields<(A, B, C, D, E, F, G, H)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode, F: FieldEncode, G: FieldEncode, H: FieldEncode,

type Item = (<A as Encode>::Item, <B as Encode>::Item, <C as Encode>::Item, <D as Encode>::Item, <E as Encode>::Item, <F as Encode>::Item, <G as Encode>::Item, <H as Encode>::Item)

The type of items to be encoded.

fn encode(&mut self, buf: &mut [u8], eos: Eos) -> Result<usize>

Encodes the items in the encoder and writes the encoded bytes to the given buffer.

fn start_encoding(&mut self, item: Self::Item) -> Result<()>

Tries to start encoding the given item.

fn is_idle(&self) -> bool

Returns true if there are no items to be encoded in the encoder, otherwise false.

fn requiring_bytes(&self) -> ByteCount

Returns the number of bytes required to encode all the items in the encoder.

impl FieldDecode for Fields<()>

fn start_decoding(&mut self, _tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A> FieldDecode for Fields<(A,)>

where A: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A, B> FieldDecode for Fields<(A, B)>

where A: FieldDecode, B: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A, B, C> FieldDecode for Fields<(A, B, C)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A, B, C, D> FieldDecode for Fields<(A, B, C, D)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A, B, C, D, E> FieldDecode for Fields<(A, B, C, D, E)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A, B, C, D, E, F> FieldDecode for Fields<(A, B, C, D, E, F)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode, F: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A, B, C, D, E, F, G> FieldDecode for Fields<(A, B, C, D, E, F, G)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode, F: FieldDecode, G: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl<A, B, C, D, E, F, G, H> FieldDecode for Fields<(A, B, C, D, E, F, G, H)>

where A: FieldDecode, B: FieldDecode, C: FieldDecode, D: FieldDecode, E: FieldDecode, F: FieldDecode, G: FieldDecode, H: FieldDecode,

fn start_decoding(&mut self, tag: Tag) -> Result<bool>

Tries to start decoding a field.

impl SizedEncode for Fields<()>

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A> SizedEncode for Fields<(A,)>

where A: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A, B> SizedEncode for Fields<(A, B)>

where A: FieldEncode + SizedEncode, B: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A, B, C> SizedEncode for Fields<(A, B, C)>

where A: FieldEncode + SizedEncode, B: FieldEncode + SizedEncode, C: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A, B, C, D> SizedEncode for Fields<(A, B, C, D)>

where A: FieldEncode + SizedEncode, B: FieldEncode + SizedEncode, C: FieldEncode + SizedEncode, D: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A, B, C, D, E> SizedEncode for Fields<(A, B, C, D, E)>

where A: FieldEncode + SizedEncode, B: FieldEncode + SizedEncode, C: FieldEncode + SizedEncode, D: FieldEncode + SizedEncode, E: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A, B, C, D, E, F> SizedEncode for Fields<(A, B, C, D, E, F)>

where A: FieldEncode + SizedEncode, B: FieldEncode + SizedEncode, C: FieldEncode + SizedEncode, D: FieldEncode + SizedEncode, E: FieldEncode + SizedEncode, F: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A, B, C, D, E, F, G> SizedEncode for Fields<(A, B, C, D, E, F, G)>

where A: FieldEncode + SizedEncode, B: FieldEncode + SizedEncode, C: FieldEncode + SizedEncode, D: FieldEncode + SizedEncode, E: FieldEncode + SizedEncode, F: FieldEncode + SizedEncode, G: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl<A, B, C, D, E, F, G, H> SizedEncode for Fields<(A, B, C, D, E, F, G, H)>

where A: FieldEncode + SizedEncode, B: FieldEncode + SizedEncode, C: FieldEncode + SizedEncode, D: FieldEncode + SizedEncode, E: FieldEncode + SizedEncode, F: FieldEncode + SizedEncode, G: FieldEncode + SizedEncode, H: FieldEncode + SizedEncode,

fn exact_requiring_bytes(&self) -> u64

Returns the exact number of bytes required to encode all the items remaining in the encoder.

impl FieldEncode for Fields<()>

impl<A> FieldEncode for Fields<(A,)>

where A: FieldEncode,

impl<A, B> FieldEncode for Fields<(A, B)>

where A: FieldEncode, B: FieldEncode,

impl<A, B, C> FieldEncode for Fields<(A, B, C)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode,

impl<A, B, C, D> FieldEncode for Fields<(A, B, C, D)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode,

impl<A, B, C, D, E> FieldEncode for Fields<(A, B, C, D, E)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode,

impl<A, B, C, D, E, F> FieldEncode for Fields<(A, B, C, D, E, F)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode, F: FieldEncode,

impl<A, B, C, D, E, F, G> FieldEncode for Fields<(A, B, C, D, E, F, G)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode, F: FieldEncode, G: FieldEncode,

impl<A, B, C, D, E, F, G, H> FieldEncode for Fields<(A, B, C, D, E, F, G, H)>

where A: FieldEncode, B: FieldEncode, C: FieldEncode, D: FieldEncode, E: FieldEncode, F: FieldEncode, G: FieldEncode, H: FieldEncode,