Changes.Watch

Svelte changelog digest

Mar 24 - Mar 30, 2025. Useful releases, risky migrations, and noisy updates from the Svelte channel.

No matching updates in this bucket.

Svelte updates in 2025-w13

v4.0.17

  • Fix CLI hang when processing Ruby files
  • Resolve issue #17383

Sentry JavaScript SDK 9.9.0

  • Adds new NextJS integration features to the JavaScript SDK.
  • Includes support for upcoming Sentry capabilities.
  • Improves overall performance and stability.

Anomaly detection simplifies alert configuration–now in beta

  • Introduce anomaly‑based alerts in open beta
  • Automatically detect thresholds and adjust for seasonality
  • Simplify creation of metrics‑based alerts

Performance Issues Enhanced with New Trace View

  • Introduces a new trace view to diagnose performance issues
  • Enhances visibility into performance bottlenecks

v4.0.16

  • Added support for literal values in `value('…')` and `modifier('…')`, plus missing suggestions for `spacing(value(integer, number))`, and introduced the `::webkit-details-marker` pseudo-element to the marker variant.
  • Fixed several bugs: class extraction after '(' in Pug, CLI error when input and output resolve to the same file, proper CSS update propagation in Vite, and ensured @keyframes for theme animations are emitted when referenced after a comma.
  • Added preprocessing of Slim templates embedded in Ruby files and other minor stability improvements.

Issue Stream UI Enhancements

  • Improved navigation within the issue stream for faster access to items.
  • Enhanced readability and visual clarity with updated UI styling.