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# `@masknet/no-top-level`

Disallow side-effect at module top-level

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## Rule Details

Don't make side effect at top level.

## Options

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```ts
/**
 * @minItems Infinity
 */
export type Options = [
  {
    variable?: boolean;
    "side-effect"?: boolean;
  },
];
```

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### :x: Incorrect

```ts
console.log("bar");
```

### :white_check_mark: Correct

```ts
function foo() {
  console.log("bar");
}
```

## When Not To Use It

When you have to run side effects at the top level.

## Attributes

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- [ ] :white_check_mark: Recommended
- [ ] :wrench: Fixable
- [ ] :bulb: Suggestions
- [x] :gear: Configurable
- [ ] :thought_balloon: Requires type information

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## Thanks

<https://github.com/HKalbasi/eslint-plugin-toplevel>