svelte@5.0.0-next.19

Patch Changes

• feat: add unstate utility function (#9776)

• fix: ensure proxied array length is updated (#9782)

• chore: fix compiler errors test suite (#9754)

• fix: ensure transitions properly cancel on completion (#9778)

• feat: make fallback prop values readonly (#9789)

• fix: tweak invalid dollar prefix rules around function args (#9792)

• fix: ensure generated code does not use keywords as variable names (#9790)

• feat: disallow fallback values with bindings in runes mode (#9784)

• fix: apply event attribute validation to elements only (#9772)

• fix: handle css nth-selector syntax (#9754)

• feat: throw descriptive error for using runes globals outside of Svelte-compiled files (#9773)