# isTypeScriptFile

**Kind:** Function

**Source:** [`atloria-monorepo/libs/parser-core/src/utils/ast-helpers.ts`](https://github.com/sherkety/atloria/blob/main/atloria-monorepo/libs/parser-core/src/utils/ast-helpers.ts#L641)

Check if a file is a TypeScript file

## Signature

```ts
function isTypeScriptFile(filePath: string): boolean
```

## Parameters

| Name | Type |
|---|---|
| `filePath` | `string` |

**Returns:** `boolean`