Function checkAccountDeployed

utils/utils.ts:208–218

(
  connection: Connection,
  programId: PublicKey
)

 * Check if the particular programID is deployed to the network
 */
export async function checkAccountDeployed(
  connection: Connection,
  programId: PublicKey
): Promise<boolean> {
  const accountInfo = await connection.getAccountInfo(programId);
  if (accountInfo === null) {
    return false;
  } else {
    return true;
  }
}

/**
 * Load and parse the Solana CLI config file to determine which payer to use