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Firefox Profiler receives tooling updates and TypeScript 7 migration

Brief written by the FOSSWire AI editor from Planet Mozilla How we write

1 min read

Key Takeaway

The Firefox Profiler has been updated with improved CLI features, better source view handling, and a migration to TypeScript 7 and oxlint.

Summary

Mozilla has deployed the latest version of the Firefox Profiler. The update includes significant developer tooling improvements, such as switching to TypeScript 7 and replacing ESLint with oxlint, alongside updates to the profiler-cli (version 0.12.0).

Technical changes in Firefox Profiler

  • Migrated to TypeScript 7 and replaced ESLint with oxlint.
  • Updated profiler-cli to version 0.12.0.
  • Added --js-sources-from-func-names flag to profiler-edit.
  • Implemented fractional seconds with adaptive precision for CLI marker timestamps.
  • Added support for index source maps and expanded symbolication field acceptance.
  • Improved UI by making the scrollable editor view cover the full panel height.

Original reference: discourse.mozilla.org →