@solana/codecs-numbers
Version:
Codecs for numbers of different sizes and endianness
71 lines • 2.15 kB
TypeScript
import { FixedSizeCodec, FixedSizeDecoder, FixedSizeEncoder } from '@solana/codecs-core';
/**
* Returns an encoder for 8-bit unsigned integers (`u8`).
*
* This encoder serializes `u8` values using a single byte.
*
* For more details, see {@link getU8Codec}.
*
* @returns A `FixedSizeEncoder<number | bigint, 1>` for encoding `u8` values.
*
* @example
* Encoding a `u8` value.
* ```ts
* const encoder = getU8Encoder();
* const bytes = encoder.encode(42); // 0x2a
* ```
*
* @see {@link getU8Codec}
*/
export declare const getU8Encoder: () => FixedSizeEncoder<bigint | number, 1>;
/**
* Returns a decoder for 8-bit unsigned integers (`u8`).
*
* This decoder deserializes `u8` values from a single byte.
*
* For more details, see {@link getU8Codec}.
*
* @returns A `FixedSizeDecoder<number, 1>` for decoding `u8` values.
*
* @example
* Decoding a `u8` value.
* ```ts
* const decoder = getU8Decoder();
* const value = decoder.decode(new Uint8Array([0xff])); // 255
* ```
*
* @see {@link getU8Codec}
*/
export declare const getU8Decoder: () => FixedSizeDecoder<number, 1>;
/**
* Returns a codec for encoding and decoding 8-bit unsigned integers (`u8`).
*
* This codec serializes `u8` values using a single byte.
*
* @returns A `FixedSizeCodec<number | bigint, number, 1>` for encoding and decoding `u8` values.
*
* @example
* Encoding and decoding a `u8` value.
* ```ts
* const codec = getU8Codec();
* const bytes = codec.encode(255); // 0xff
* const value = codec.decode(bytes); // 255
* ```
*
* @remarks
* This codec supports values between `0` and `2^8 - 1` (0 to 255).
* If you need larger integers, consider using {@link getU16Codec}, {@link getU32Codec}, or {@link getU64Codec}.
* For signed integers, use {@link getI8Codec}.
*
* Separate {@link getU8Encoder} and {@link getU8Decoder} functions are available.
*
* ```ts
* const bytes = getU8Encoder().encode(42);
* const value = getU8Decoder().decode(bytes);
* ```
*
* @see {@link getU8Encoder}
* @see {@link getU8Decoder}
*/
export declare const getU8Codec: () => FixedSizeCodec<bigint | number, number, 1>;
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