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module: add --experimental-enable-transformation for strip-types
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| import { skip, spawnPromisified } from '../common/index.mjs'; | ||
| import * as fixtures from '../common/fixtures.mjs'; | ||
| import { match, strictEqual } from 'node:assert'; | ||
| import { test } from 'node:test'; | ||
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| if (!process.config.variables.node_use_amaro) skip('Requires Amaro'); | ||
|
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| test('execute a TypeScript file with transformation enabled', async () => { | ||
| const result = await spawnPromisified(process.execPath, [ | ||
| '--experimental-enable-transformation', | ||
| '--no-warnings', | ||
| fixtures.path('typescript/ts/transformation/test-enum.ts'), | ||
| ]); | ||
|
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| strictEqual(result.stderr, ''); | ||
| match(result.stdout, /Hello, TypeScript!/); | ||
| strictEqual(result.code, 0); | ||
| }); | ||
|
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| test('execute a TypeScript file with transformation enabled and sourcemaps', async () => { | ||
| const result = await spawnPromisified(process.execPath, [ | ||
| '--experimental-enable-transformation', | ||
| '--enable-source-maps', | ||
| '--no-warnings', | ||
| fixtures.path('typescript/ts/transformation/test-enum.ts'), | ||
| ]); | ||
|
|
||
| strictEqual(result.stderr, ''); | ||
| match(result.stdout, /Hello, TypeScript!/); | ||
| strictEqual(result.code, 0); | ||
| }); | ||
|
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| test('reconstruct error of a TypeScript file with transformation enabled and sourcemaps', async () => { | ||
| const result = await spawnPromisified(process.execPath, [ | ||
| '--experimental-enable-transformation', | ||
| '--enable-source-maps', | ||
| '--no-warnings', | ||
| fixtures.path('typescript/ts/transformation/test-enum-stacktrace.ts'), | ||
| ]); | ||
|
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| match(result.stderr, /test-enum-stacktrace\.ts:4:7/); | ||
| strictEqual(result.stdout, ''); | ||
| strictEqual(result.code, 1); | ||
| }); | ||
|
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| test('reconstruct error of a complex TypeScript file with transformation enabled and sourcemaps', async () => { | ||
| const result = await spawnPromisified(process.execPath, [ | ||
| '--experimental-enable-transformation', | ||
| '--enable-source-maps', | ||
| '--no-warnings', | ||
| fixtures.path('typescript/ts/transformation/test-complex-stacktrace.ts'), | ||
| ]); | ||
|
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| match(result.stderr, /Calculation failed: Division by zero!/); | ||
| match(result.stderr, /test-complex-stacktrace\.ts:64/); | ||
| match(result.stderr, /test-complex-stacktrace\.ts:64:19/); | ||
| strictEqual(result.stdout, ''); | ||
| strictEqual(result.code, 1); | ||
| }); | ||
|
|
||
| test('reconstruct error of a complex TypeScript file with transformation enabled without sourcemaps', async () => { | ||
| const result = await spawnPromisified(process.execPath, [ | ||
| '--experimental-enable-transformation', | ||
| '--no-warnings', | ||
| fixtures.path('typescript/ts/transformation/test-complex-stacktrace.ts'), | ||
| ]); | ||
| // The stack trace is not reconstructed without sourcemaps. | ||
| match(result.stderr, /Calculation failed: Division by zero!/); | ||
| match(result.stderr, /test-complex-stacktrace\.ts:50/); | ||
| match(result.stderr, /test-complex-stacktrace\.ts:50:19/); | ||
| strictEqual(result.stdout, ''); | ||
| strictEqual(result.code, 1); | ||
| }); | ||
|
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| // TODO (@marco-ippolito) this should fail | ||
| test('elide unused imports', async () => { | ||
| const result = await spawnPromisified(process.execPath, [ | ||
| '--experimental-enable-transformation', | ||
| '--no-warnings', | ||
| fixtures.path('typescript/ts/transformation/test-unused-import.ts'), | ||
| ]); | ||
| strictEqual(result.stderr, ''); | ||
| strictEqual(result.stdout, ''); | ||
| strictEqual(result.code, 0); | ||
| }); |
67 changes: 67 additions & 0 deletions
67
test/fixtures/typescript/ts/transformation/test-complex-stacktrace.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| // Namespace | ||
| namespace Mathematics { | ||
| // Enum | ||
| export enum Operation { | ||
| Add, | ||
| Subtract, | ||
| Multiply, | ||
| Divide | ||
| } | ||
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| // Interface | ||
| export interface MathOperation { | ||
| perform(a: number, b: number): number; | ||
| } | ||
|
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| // Generic function | ||
| export function executeOperation<T extends MathOperation>(op: T, x: number, y: number): number { | ||
| return op.perform(x, y); | ||
| } | ||
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| // Class implementing interface | ||
| export class Calculator implements MathOperation { | ||
| constructor(private op: Operation) { } | ||
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| perform(a: number, b: number): number { | ||
| switch (this.op) { | ||
| case Operation.Add: return a + b; | ||
| case Operation.Subtract: return a - b; | ||
| case Operation.Multiply: return a * b; | ||
| case Operation.Divide: | ||
| if (b === 0) throw new Error("Division by zero!"); | ||
| return a / b; | ||
| default: | ||
| throw new Error("Unknown operation"); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| // Using the namespace | ||
| const calc = new Mathematics.Calculator(Mathematics.Operation.Divide); | ||
|
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| // Union type | ||
| type Result = number | string; | ||
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| // Function with rest parameters and arrow syntax | ||
| const processResults = (...results: Result[]): string => { | ||
| return results.map(r => r.toString()).join(", "); | ||
| }; | ||
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| // Async function with await | ||
| async function performAsyncCalculation(a: number, b: number): Promise<number> { | ||
| const result = await Promise.resolve(Mathematics.executeOperation(calc, a, b)); | ||
| return result; | ||
| } | ||
|
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| // IIFE to create a block scope | ||
| (async () => { | ||
| try { | ||
| const result = await performAsyncCalculation(10, 0); | ||
| } catch (error) { | ||
| if (error instanceof Error) { | ||
| // This line will throw an error | ||
| throw new Error("Calculation failed: " + error.message); | ||
| } | ||
| } | ||
| })(); |
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