INNER CODE UNIT · TypeScript

immutable

blueshift-gg/doppler · packages/kit/src/index.ts:72

function immutable<T extends Instruction>(setAuthority: T): T {
  return { ...setAuthority, accounts: setAuthority.accounts?.slice(0, 2) };
}

/** The compute budget `send` sets, then the instructions. */
function budgeted(unitPrice: number | bigint, budget: Budget, instructions: readonly Instruction[]): Instruction[] {
  return [
    getSetComputeUnitPriceInstruction({ microLamports: unitPrice }),
    getSetLoadedAccountsDataSizeLimitInstruction({ accountDataSizeLimit: budget.requestedLoadedBytes }),
    getSetComputeUnitLimitInstruction({ units: budget.requestedComputeUnits }),
    ...instructions,
  ];
}

async function send(rpc: DopplerRpc, payer: TransactionSigner, instructions: readonly Instruction[]): Promise<Signature> {
  const { value: lifetime } = await rpc.getLatestBlockhash().send();
  const transactionMessage = pipe(
    createTransactionMessage({ version: 'legacy' }),

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