zetasketch-rs 0.1.3

Rust reimplementation of the ZetaSketch Java library for HyperLogLog++ implementation used by Google BigQuery and BigTable.
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// SPDX-FileCopyrightText: 2025 Daniel Vrátil <me@dvratil.cz>
//
// SPDX-License-Identifier: MIT
//
// Based on the original Zetasketch implementation by Google:
// https://github.com/google/zetasketch
// Published under the Apache License 2.0

use crate::fingerprint2011::fingerprint;

pub struct Hash;

impl Hash {
    pub fn of_i32(value: i32) -> u64 {
        fingerprint(&value.to_le_bytes()) as u64
    }

    pub fn of_u32(value: u32) -> u64 {
        fingerprint(&value.to_le_bytes()) as u64
    }

    pub fn of_i64(value: i64) -> u64 {
        fingerprint(&value.to_le_bytes()) as u64
    }

    pub fn of_u64(value: u64) -> u64 {
        fingerprint(&value.to_le_bytes()) as u64
    }

    pub fn of_bytes(value: &[u8]) -> u64 {
        fingerprint(value) as u64
    }

    pub fn of_string(value: &str) -> u64 {
        fingerprint(value.as_bytes()) as u64
    }
}