---
title: overload-signatures-adjacent
description: Require overload signatures to be adjacent to each other and their implementation.
---

- Rule ID: `tai-kun/overload-signatures-adjacent`
- Auto-fix: Yes

Removes blank lines between overload signatures and between the last signature and its implementation.

## Configuration [#configuration]

Add the rule to `lint.rules` in `vite.config.ts` to enable it.

```ts
"tai-kun/overload-signatures-adjacent": "error",
```

## Examples [#examples]

### Invalid [#invalid]

```ts
function parse(value: string): string;

function parse(value: number): number;
function parse(value: string | number): string | number {
  return value;
}
```

### Valid [#valid]

```ts
function parse(value: string): string;
function parse(value: number): number;
function parse(value: string | number): string | number {
  return value;
}
```

## Notes [#notes]

- Supports function declarations, exported functions, and class methods.
- Comments between signatures cause the pair to be skipped.

## Related rules [#related-rules]

- [`blank-line`](/vp-lint-plugins/en/rules/blank-line)