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Filtrera Blog

4 min read

Optional Record Fields: What Changed and Why

Filtrera now has a first-class `field?: T` syntax for optional record fields, replacing the old `field: T | nothing` convention that quietly conflated two different ideas.

2 min read

Good Bye Type Error Explosions

Type errors in Filtrera now pinpoint exactly where types diverge instead of dumping entire type definitions side by side.

1 min read

Preview 6 Release Notes

Filtrera Preview 6 introduces more advanced type constraints, such as regular expressions patterns for text

2 min read

Preview 5 Release Notes

Filtrera Preview 5 introduces several significant updates, including the addition of Maps, enhancements to Lists, and new macros to streamline iterator operations.