accumulates the sizes of encoded T's. More...

#include <classic_protocol_codec_base.h>

Public Types
using	result_type = size_t

Public Member Functions
constexpr	EncodeSizeAccumulator (capabilities::value_type caps)
	construct a EncodeSizeAccumulator. More...

template<class T >
constexpr EncodeSizeAccumulator &	step (const T &v) noexcept
	accumulate the size() of encoded T. More...

constexpr result_type	result () const

Private Attributes
size_t	consumed_ {}

const capabilities::value_type	caps_

Detailed Description

accumulates the sizes of encoded T's.

e.g. the size of tw

EncodeSizeAccumulator(caps) .step(wire::VarInt(42)) // 1 .step(wire::VarInt(512)) // 2 .result() // = 3

The class should be used together with EncodeBufferAccumulator which shares the same interface.

Member Typedef Documentation

◆ result_type

using classic_protocol::impl::EncodeSizeAccumulator::result_type = size_t

Constructor & Destructor Documentation

◆ EncodeSizeAccumulator()

constexpr classic_protocol::impl::EncodeSizeAccumulator::EncodeSizeAccumulator ( capabilities::value_type caps )

inlineexplicitconstexpr

construct a EncodeSizeAccumulator.

Member Function Documentation

◆ result()

constexpr result_type classic_protocol::impl::EncodeSizeAccumulator::result ( ) const

inlineconstexpr

Returns: size of all steps().

◆ step()

template<class T >

constexpr EncodeSizeAccumulator & classic_protocol::impl::EncodeSizeAccumulator::step ( const T & v )

inlineconstexprnoexcept

accumulate the size() of encoded T.

calls Codec<T>(v, caps).size()

Member Data Documentation

◆ caps_

const capabilities::value_type classic_protocol::impl::EncodeSizeAccumulator::caps_

private

◆ consumed_

size_t classic_protocol::impl::EncodeSizeAccumulator::consumed_ {}