# findNodeOverlaps

Canonical: https://docs.shumoku.dev/en/library/api/findNodeOverlaps
Language: en

@shumoku/core · 0.4.0 · function

# findNodeOverlaps

[Source](https://github.com/konoe-akitoshi/shumoku/blob/main/libs/@shumoku/core/src/layout/invariants.ts#L78)

Find pairs of node boxes that overlap (optionally requiring \`margin\` clear space between boxes). O(n²) — layout-sized inputs only.

```
findNodeOverlaps(boxes: readonly BoxSpec[], margin?: number): NodeOverlap[]
```

## Parameters

| Parameter | Type | Description | Default |
| --- | --- | --- | --- |
| `boxes` | `readonly BoxSpec[]` | No additional description. | `—` |
| `margin` | `number` | No additional description. | `0` |

## Returns

```
NodeOverlap[]
```

[`libs/@shumoku/core/src/layout/invariants.ts:78`](https://github.com/konoe-akitoshi/shumoku/blob/main/libs/@shumoku/core/src/layout/invariants.ts#L78)