An empty DQL variable will no longer produce a null pointer exception

[dorian-krefft-dt]

No description provided.

[Copilot]

Pull request overview

This PR fixes a null pointer exception that occurred when creating an empty DQL variable using the $type: dql syntax. The fix adds null checking before dereferencing potentially null objects and returns a multiline comment placeholder instead of crashing.

Changes:

• Added null safety checks in createUnknownElement method to prevent NPE
• Updated CHANGELOG.md with bug fix and feature notes
• Added @NotNull annotation to method return type for clarity

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
src/main/java/pl/thedeem/intellij/dql/psi/DQLElementFactory.java	Added null checks and fallback to multiline comment to prevent NPE when creating empty DQL variables
CHANGELOG.md	Documented the bug fix and added UI improvement feature notes

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[github-actions]

Qodana for JVM

It seems all right 👌

No new problems were found according to the checks applied

💡 Qodana analysis was run in the pull request mode: only the changed files were checked

View the detailed Qodana report

To be able to view the detailed Qodana report, you can either:

• Register at Qodana Cloud and configure the action
• Use GitHub Code Scanning with Qodana
• Host Qodana report at GitHub Pages
• Inspect and use qodana.sarif.json (see the Qodana SARIF format for details)

To get *.log files or any other Qodana artifacts, run the action with upload-result option set to true,
so that the action will upload the files as the job artifacts:

      - name: 'Qodana Scan'
        uses: JetBrains/qodana-action@v2025.3.1
        with:
          upload-result: true

Contact Qodana team

Contact us at qodana-support@jetbrains.com

• Or via our issue tracker: https://jb.gg/qodana-issue
• Or share your feedback: https://jb.gg/qodana-discussions