@splitsoftware/splitio-commons/cjs/utils/murmur3/murmur3_64.js

Split JavaScript SDK common components

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.hash64 = void 0;
var murmur3_128_1 = require("./murmur3_128");
/**
 * Use instead of parseInt, to not lose precision when converting big integers (greater than 2^53 - 1)
 */
function hex2dec(s) {
    var i, j, digits = [0], carry;
    for (i = 0; i < s.length; i += 1) {
        carry = parseInt(s.charAt(i), 16);
        for (j = digits.length - 1; j >= 0; j -= 1) {
            digits[j] = digits[j] * 16 + carry;
            carry = digits[j] / 10 | 0;
            digits[j] %= 10;
        }
        while (carry > 0) {
            digits.unshift(carry % 10);
            carry = carry / 10 | 0;
        }
    }
    return digits.join('');
}
/**
 * Gets the higher 64 bits of the x64 version of Murmur3 for 128bits, as decimal and hexadecimal number strings.
 * Used for MySegments channel V2 notifications.
 * @param str - The string to hash
 */
function hash64(str) {
    var hex = (0, murmur3_128_1.hash128)(str).slice(0, 16);
    return {
        hex: hex,
        dec: hex2dec(hex) // KeyList notification
    };
}
exports.hash64 = hash64;