@dash0/sdk-web/dist/modules/utils/span-id.js

Dash0's Web SDK to collect telemetry from end-users' web browsers

import { generateUniqueId, SPAN_ID_BYTES } from "./id";
import { crc32 } from "./crc32";
export function generateSpanId(traceId) {
    const checksum = crc32(traceId);
    const prefix = checksum.toString(16).padStart(8, "0");
    return `${prefix}${generateUniqueId(SPAN_ID_BYTES - 4)}`;
}