Dependency Dashboard

This issue lists Renovate updates and detected dependencies. Read the [Dependency Dashboard](https://docs.renovatebot.com/key-concepts/dashboard/) docs to learn more.

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## Detected Dependencies

npm (1)

package.json (6)

- `pegjs ^0.10.0`
- `chai ^4.1.2` → [Updates: `^4.1.2`, `^6.0.0`]
- `chai-files ^1.4.0`
- `mocha ^5.0.0` → [Updates: `^12.0.0`]
- `nodemon ^1.14.11` → [Updates: `^3.0.0`]
- `nyc ^11.3.0` → [Updates: `^18.0.0`]

Read the Dependency Dashboard documentation linked in the issue and inspect package.json, which lists the detected npm dependencies. The issue does not request a specific update or define what completion would look like, so no concrete implementation or verification path is provided.

Written by the indexing model from the issue text.