# [SAoC 2025] Improving D error messages Weekly Update #3

[Serg Gini]

On Monday, 6 October 2025 at 14:10:48 UTC, Iskaban10 wrote:
> ## Summary
> This week, I focused on DMD’s diagnostic and error reporting 
> infrastructure as part of enabling Language Server Protocol 
> (LSP) integration. The main goal was to produce structured 
> diagnostic data in JSON format that can be easily consumed by 
> editors or tools such as `serve-d` and `code-d`.


Thanks for improving these things!

 From my perspective this task is crucial for language adoption

Even big and successful languages are improving on this.
Maybe you will find some inspiration from new Python as well

https://realpython.com/python314-error-messages/