INNER CODE UNIT · TypeScript

expect

blueshift-gg/doppler · packages/kit/src/index.ts:65

function expect(signers: readonly TransactionSigner[], key: Address): TransactionSigner {
  const signer = signers.find((s) => s.address === key);
  if (!signer) throw new Error(`${key} must sign`);
  return signer;
}

/** The loader takes any third account as the new authority; the generated client fills the omitted one with its own address. */
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,

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