Add TransactionPlanResult type and helpers

.changeset/afraid-tables-occur.md

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+---
+'@solana/instruction-plans': minor
+---
+
+Add new `TransactionPlanResult` type with helpers. This type describes the execution results of transaction plans with the same structural hierarchy — capturing the execution status of each transaction message whether executed in parallel, sequentially, or as a single transaction.

packages/instruction-plans/src/__tests__/transaction-plan-result-test.ts

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+import '@solana/test-matchers/toBeFrozenObject';
+
+import { Address } from '@solana/addresses';
+import { SOLANA_ERROR__TRANSACTION_ERROR__INSUFFICIENT_FUNDS_FOR_FEE, SolanaError } from '@solana/errors';
+import { pipe } from '@solana/functional';
+import { BaseTransactionMessage, TransactionMessageWithFeePayer } from '@solana/transaction-messages';
+import { createTransactionMessage, setTransactionMessageFeePayer } from '@solana/transaction-messages';
+import { Transaction } from '@solana/transactions';
+
+import {
+    canceledSingleTransactionPlanResult,
+    failedSingleTransactionPlanResult,
+    nonDivisibleSequentialTransactionPlanResult,
+    parallelTransactionPlanResult,
+    sequentialTransactionPlanResult,
+    successfulSingleTransactionPlanResult,
+} from '../transaction-plan-result';
+
+function createMessage<TId extends string>(
+    id: TId,
+): BaseTransactionMessage & TransactionMessageWithFeePayer & { id: TId } {
+    return pipe(
+        createTransactionMessage({ version: 0 }),
+        m => setTransactionMessageFeePayer('E9Nykp3rSdza2moQutaJ3K3RSC8E5iFERX2SqLTsQfjJ' as Address, m),
+        m => Object.freeze({ ...m, id }),
+    );
+}
+
+function createTransaction<TId extends string>(id: TId): Transaction & { id: TId } {
+    return Object.freeze({ id }) as unknown as Transaction & { id: TId };
+}
+
+describe('successfulSingleTransactionPlanResult', () => {
+    it('creates SingleTransactionPlanResult objects with successful status', () => {
+        const messageA = createMessage('A');
+        const transactionA = createTransaction('A');
+        const result = successfulSingleTransactionPlanResult(messageA, transactionA);
+        expect(result).toEqual({
+            kind: 'single',
+            message: messageA,
+            status: { context: {}, kind: 'successful', transaction: transactionA },
+        });
+    });
+    it('accepts an optional context object', () => {
+        const messageA = createMessage('A');
+        const transactionA = createTransaction('A');
+        const context = { foo: 'bar' };
+        const result = successfulSingleTransactionPlanResult(messageA, transactionA, context);
+        expect(result).toEqual({
+            kind: 'single',
+            message: messageA,
+            status: { context, kind: 'successful', transaction: transactionA },
+        });
+    });
+    it('freezes created SingleTransactionPlanResult objects', () => {
+        const messageA = createMessage('A');
+        const transactionA = createTransaction('A');
+        const result = successfulSingleTransactionPlanResult(messageA, transactionA);
+        expect(result).toBeFrozenObject();
+    });
+    it('freezes the status object of created SingleTransactionPlanResult objects', () => {
+        const messageA = createMessage('A');
+        const transactionA = createTransaction('A');
+        const result = successfulSingleTransactionPlanResult(messageA, transactionA);
+        expect(result.status).toBeFrozenObject();
+    });
+});
+
+describe('failedSingleTransactionPlanResult', () => {
+    it('creates SingleTransactionPlanResult objects with failed status', () => {
+        const messageA = createMessage('A');
+        const error = new SolanaError(SOLANA_ERROR__TRANSACTION_ERROR__INSUFFICIENT_FUNDS_FOR_FEE);
+        const result = failedSingleTransactionPlanResult(messageA, error);
+        expect(result).toEqual({
+            kind: 'single',
+            message: messageA,
+            status: { error, kind: 'failed' },
+        });
+    });
+    it('freezes created SingleTransactionPlanResult objects', () => {
+        const messageA = createMessage('A');
+        const error = new SolanaError(SOLANA_ERROR__TRANSACTION_ERROR__INSUFFICIENT_FUNDS_FOR_FEE);
+        const result = failedSingleTransactionPlanResult(messageA, error);
+        expect(result).toBeFrozenObject();
+    });
+    it('freezes the status object of created SingleTransactionPlanResult objects', () => {
+        const messageA = createMessage('A');
+        const error = new SolanaError(SOLANA_ERROR__TRANSACTION_ERROR__INSUFFICIENT_FUNDS_FOR_FEE);
+        const result = failedSingleTransactionPlanResult(messageA, error);
+        expect(result.status).toBeFrozenObject();
+    });
+});
+
+describe('canceledSingleTransactionPlanResult', () => {
+    it('creates SingleTransactionPlanResult objects with canceled status', () => {
+        const messageA = createMessage('A');
+        const result = canceledSingleTransactionPlanResult(messageA);
+        expect(result).toEqual({
+            kind: 'single',
+            message: messageA,
+            status: { kind: 'canceled' },
+        });
+    });
+    it('freezes created SingleTransactionPlanResult objects', () => {
+        const messageA = createMessage('A');
+        const result = canceledSingleTransactionPlanResult(messageA);
+        expect(result).toBeFrozenObject();
+    });
+    it('freezes the status object of created SingleTransactionPlanResult objects', () => {
+        const messageA = createMessage('A');
+        const result = canceledSingleTransactionPlanResult(messageA);
+        expect(result.status).toBeFrozenObject();
+    });
+});
+
+describe('parallelTransactionPlanResult', () => {
+    it('creates ParallelTransactionPlanResult objects from other results', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const result = parallelTransactionPlanResult([planA, planB]);
+        expect(result).toEqual({
+            kind: 'parallel',
+            plans: [planA, planB],
+        });
+    });
+    it('can nest other result types', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const planC = canceledSingleTransactionPlanResult(createMessage('C'));
+        const result = parallelTransactionPlanResult([planA, parallelTransactionPlanResult([planB, planC])]);
+        expect(result).toEqual({
+            kind: 'parallel',
+            plans: [planA, { kind: 'parallel', plans: [planB, planC] }],
+        });
+    });
+    it('freezes created ParallelTransactionPlanResult objects', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const result = parallelTransactionPlanResult([planA, planB]);
+        expect(result).toBeFrozenObject();
+    });
+});
+
+describe('sequentialTransactionPlanResult', () => {
+    it('creates divisible SequentialTransactionPlanResult objects from other results', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const result = sequentialTransactionPlanResult([planA, planB]);
+        expect(result).toEqual({
+            divisible: true,
+            kind: 'sequential',
+            plans: [planA, planB],
+        });
+    });
+    it('can nest other result types', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const planC = canceledSingleTransactionPlanResult(createMessage('C'));
+        const result = sequentialTransactionPlanResult([planA, sequentialTransactionPlanResult([planB, planC])]);
+        expect(result).toEqual({
+            divisible: true,
+            kind: 'sequential',
+            plans: [planA, { divisible: true, kind: 'sequential', plans: [planB, planC] }],
+        });
+    });
+    it('freezes created SequentialTransactionPlanResult objects', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const result = sequentialTransactionPlanResult([planA, planB]);
+        expect(result).toBeFrozenObject();
+    });
+});
+
+describe('nonDivisibleSequentialTransactionPlanResult', () => {
+    it('creates non-divisible SequentialTransactionPlanResult objects from other results', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const result = nonDivisibleSequentialTransactionPlanResult([planA, planB]);
+        expect(result).toEqual({
+            divisible: false,
+            kind: 'sequential',
+            plans: [planA, planB],
+        });
+    });
+    it('can nest other result types', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const planC = canceledSingleTransactionPlanResult(createMessage('C'));
+        const result = nonDivisibleSequentialTransactionPlanResult([
+            planA,
+            nonDivisibleSequentialTransactionPlanResult([planB, planC]),
+        ]);
+        expect(result).toEqual({
+            divisible: false,
+            kind: 'sequential',
+            plans: [planA, { divisible: false, kind: 'sequential', plans: [planB, planC] }],
+        });
+    });
+    it('freezes created SequentialTransactionPlanResult objects', () => {
+        const planA = canceledSingleTransactionPlanResult(createMessage('A'));
+        const planB = canceledSingleTransactionPlanResult(createMessage('B'));
+        const result = nonDivisibleSequentialTransactionPlanResult([planA, planB]);
+        expect(result).toBeFrozenObject();
+    });
+});

packages/instruction-plans/src/__typetests__/transaction-plan-result-typetest.ts

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+import type { SolanaError } from '@solana/errors';
+import type { BaseTransactionMessage, TransactionMessageWithFeePayer } from '@solana/transaction-messages';
+import type { Transaction } from '@solana/transactions';
+
+import {
+    canceledSingleTransactionPlanResult,
+    failedSingleTransactionPlanResult,
+    nonDivisibleSequentialTransactionPlanResult,
+    ParallelTransactionPlanResult,
+    parallelTransactionPlanResult,
+    SequentialTransactionPlanResult,
+    sequentialTransactionPlanResult,
+    SingleTransactionPlanResult,
+    successfulSingleTransactionPlanResult,
+    TransactionPlanResult,
+    TransactionPlanResultContext,
+} from '../transaction-plan-result';
+
+const messageA = null as unknown as BaseTransactionMessage & TransactionMessageWithFeePayer & { id: 'A' };
+const messageB = null as unknown as BaseTransactionMessage & TransactionMessageWithFeePayer & { id: 'B' };
+const messageC = null as unknown as BaseTransactionMessage & TransactionMessageWithFeePayer & { id: 'C' };
+const transactionA = null as unknown as Transaction;
+const transactionB = null as unknown as Transaction;
+const error = null as unknown as SolanaError;
+
+type CustomContext = { customData: string };
+
+// [DESCRIBE] parallelTransactionPlanResult
+{
+    // It satisfies ParallelTransactionPlanResult.
+    {
+        const result = parallelTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA),
+            successfulSingleTransactionPlanResult(messageB, transactionB),
+        ]);
+        result satisfies ParallelTransactionPlanResult;
+        result satisfies TransactionPlanResult;
+    }
+
+    // It can work with custom context.
+    {
+        const result = parallelTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA, { customData: 'A' }),
+            successfulSingleTransactionPlanResult(messageB, transactionB, { customData: 'B' }),
+        ]);
+        result satisfies ParallelTransactionPlanResult<CustomContext>;
+        result satisfies TransactionPlanResult;
+    }
+
+    // It can nest other result plans.
+    {
+        const result = parallelTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA),
+            parallelTransactionPlanResult([
+                successfulSingleTransactionPlanResult(messageB, transactionB),
+                canceledSingleTransactionPlanResult(messageC),
+            ]),
+        ]);
+        result satisfies ParallelTransactionPlanResult;
+        result satisfies TransactionPlanResult;
+    }
+}
+
+// [DESCRIBE] sequentialTransactionPlanResult
+{
+    // It satisfies a divisible SequentialTransactionPlanResult.
+    {
+        const result = sequentialTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA),
+            successfulSingleTransactionPlanResult(messageB, transactionB),
+        ]);
+        result satisfies SequentialTransactionPlanResult & { divisible: true };
+        result satisfies TransactionPlanResult;
+    }
+
+    // It can work with custom context.
+    {
+        const result = sequentialTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA, { customData: 'A' }),
+            successfulSingleTransactionPlanResult(messageB, transactionB, { customData: 'B' }),
+        ]);
+        result satisfies SequentialTransactionPlanResult<CustomContext> & { divisible: true };
+        result satisfies TransactionPlanResult;
+    }
+
+    // It can nest other result plans.
+    {
+        const result = sequentialTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA),
+            sequentialTransactionPlanResult([
+                successfulSingleTransactionPlanResult(messageB, transactionB),
+                canceledSingleTransactionPlanResult(messageC),
+            ]),
+        ]);
+        result satisfies SequentialTransactionPlanResult & { divisible: true };
+        result satisfies TransactionPlanResult;
+    }
+}
+
+// [DESCRIBE] nonDivisibleSequentialTransactionPlanResult
+{
+    // It satisfies a non-divisible SequentialTransactionPlanResult.
+    {
+        const result = nonDivisibleSequentialTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA),
+            successfulSingleTransactionPlanResult(messageB, transactionB),
+        ]);
+        result satisfies SequentialTransactionPlanResult & { divisible: false };
+        result satisfies TransactionPlanResult;
+    }
+
+    // It can work with custom context.
+    {
+        const result = nonDivisibleSequentialTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA, { customData: 'A' }),
+            successfulSingleTransactionPlanResult(messageB, transactionB, { customData: 'B' }),
+        ]);
+        result satisfies SequentialTransactionPlanResult<CustomContext> & { divisible: false };
+        result satisfies TransactionPlanResult;
+    }
+
+    // It can nest other result plans.
+    {
+        const result = nonDivisibleSequentialTransactionPlanResult([
+            successfulSingleTransactionPlanResult(messageA, transactionA),
+            nonDivisibleSequentialTransactionPlanResult([
+                successfulSingleTransactionPlanResult(messageB, transactionB),
+                canceledSingleTransactionPlanResult(messageC),
+            ]),
+        ]);
+        result satisfies SequentialTransactionPlanResult & { divisible: false };
+        result satisfies TransactionPlanResult;
+    }
+}
+
+// [DESCRIBE] successfulSingleTransactionPlanResult
+{
+    // It satisfies SingleTransactionPlanResult with a successful status.
+    {
+        const result = successfulSingleTransactionPlanResult(messageA, transactionA);
+        result satisfies SingleTransactionPlanResult<TransactionPlanResultContext, typeof messageA>;
+        result satisfies TransactionPlanResult;
+    }
+
+    // It can include a custom context.
+    {
+        const result = successfulSingleTransactionPlanResult(messageA, transactionA, { customData: 'test' });
+        result satisfies SingleTransactionPlanResult<CustomContext, typeof messageA>;
+        result satisfies TransactionPlanResult;
+    }
+}
+
+// [DESCRIBE] failedSingleTransactionPlanResult
+{
+    // It satisfies SingleTransactionPlanResult with a failed status.
+    {
+        const result = failedSingleTransactionPlanResult(messageA, error);
+        result satisfies SingleTransactionPlanResult<TransactionPlanResultContext, typeof messageA>;
+        result satisfies TransactionPlanResult;
+    }
+}
+
+// [DESCRIBE] canceledSingleTransactionPlanResult
+{
+    // It satisfies SingleTransactionPlanResult with a canceled status.
+    {
+        const result = canceledSingleTransactionPlanResult(messageA);
+        result satisfies SingleTransactionPlanResult<TransactionPlanResultContext, typeof messageA>;
+        result satisfies TransactionPlanResult;
+    }
+}