wedb_embed 0.1.2

Embedded database engine providing Redis-like APIs, built on fjall / 嵌入式数据库引擎，提供类似 Redis 的接口，底层基于 fjall 开发
Documentation 
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pub mod conf;
pub mod r#impl;
pub mod key;
pub mod meta;
pub mod traits;

pub use conf::{
  BE_LEN, ERR_MAX_NOT_INT, ERR_MIN_GT_MAX, ERR_MIN_NOT_INT, ERR_WRONG_TYPE, SortedintRangeSpec,
  decode_be_u64, encode_be_u64, parse_range_spec,
};
pub use key::{
  item as compose_si_item_key, key as compose_si_key, meta as compose_si_meta_key,
  prefix as compose_si_prefix, prefix_stack as compose_si_prefix_stack,
};
pub use meta::SortedintMeta;
pub use traits::SortedInt;

/// 从存储键字节切片中提取 64 位整数 ID（大端序紧凑保序 8 字节）
#[inline(always)]
pub fn extract_id(key_bytes: &[u8], prefix_len: usize) -> Option<u64> {
  let sub = key_bytes.get(prefix_len..)?;
  decode_be_u64(sub.get(..BE_LEN)?)
}