namillum/products/devex-apollo/util.js

Bubble Protocol SDK

import crypto from "@zilliqa-js/crypto";

const { getAddressFromPublicKey } = crypto;

export function* range(start, end) {
  for (let i = start < 0 ? 0 : start; i < end; i++) {
    yield i;
  }
}

// Strips hex prefix if exists
export const stripHexPrefix = (inputHex) => {
  if (inputHex.substring(0, 2) === "0x") return inputHex.substring(2);
  return inputHex;
};

// Add hex prefix if not already
export const addHexPrefix = (inputHex) => {
  if (inputHex.substring(0, 2) !== "0x") return "0x" + inputHex;
  return inputHex;
};

export const pubKeyToHex = (pubKey) => {
  return stripHexPrefix(getAddressFromPublicKey(pubKey)).toLowerCase();
};