@mysten/utils/dist/esm/hex.js

Shared utilities for @mysten/* packages

function fromHex(hexStr) {
  const normalized = hexStr.startsWith("0x") ? hexStr.slice(2) : hexStr;
  const padded = normalized.length % 2 === 0 ? normalized : `0${normalized}`;
  const intArr = padded.match(/[0-9a-fA-F]{2}/g)?.map((byte) => parseInt(byte, 16)) ?? [];
  if (intArr.length !== padded.length / 2) {
    throw new Error(`Invalid hex string ${hexStr}`);
  }
  return Uint8Array.from(intArr);
}
function toHex(bytes) {
  return bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, "0"), "");
}
export {
  fromHex,
  toHex
};
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