noDoneCallback

诊断类别：lint/style/noDoneCallback

¥Diagnostic Category: lint/style/noDoneCallback

JavaScript (and super languages)

自从：v1.6.1 来源：

¥Since: v1.6.1 Sources:

与以下相同：jest/no-done-callback

¥Same as: jest/no-done-callback

禁止在异步测试和钩子中使用回调。

¥Disallow using a callback in asynchronous tests and hooks.

此规则检查钩子的函数参数并测试是否使用 done 参数，建议你改为返回承诺。

¥This rule checks the function parameter of hooks and tests for use of the done argument, suggesting you return a promise instead.

示例

¥Examples

无效

¥Invalid

beforeEach((done) => {
    // ...
});

code-block.js:1:13 lint/style/noDoneCallback ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ⚠ Disallow using a callback in asynchronous tests and hooks.
  
  > 1 │ beforeEach((done) => {
      │             ^^^^
    2 │     // …
    3 │ });
  
  ℹ Return a Promise instead of relying on callback parameter.

test('tets-name', (done) => {
    // ...
});

code-block.js:1:20 lint/style/noDoneCallback ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ⚠ Disallow using a callback in asynchronous tests and hooks.
  
  > 1 │ test(‘tets-name’, (done) => {
      │                    ^^^^
    2 │     // …
    3 │ });
  
  ℹ Return a Promise instead of relying on callback parameter.

有效

¥Valid

beforeEach(async () => {
    // ...
});

test('test-name', () => {
    expect(myFunction()).toBeTruthy();
});

noDoneCallback

示例

无效

有效

相关链接