Function toUpper

packages/cardpay-subgraph/src/utils.ts:188–200

(str: string)

}

function toUpper(str: string): string {
  let result = '';
  for (let i = 0; i < str.length; i++) {
    let charCode = str.charCodeAt(i);
    // only operate on lowercase 'a' thru lower case 'z'
    if (charCode >= 97 && charCode <= 122) {
      result += String.fromCharCode(charCode - 32);
    } else {
      result += str.charAt(i);
    }
  }
  return result;
}

function fetchTokenSymbol(tokenAddress: Address): string {
  let staticToken = StaticToken.fromAddress(tokenAddress);