[CSS] Missing tokens on invalid input#3574

Merged

teverett merged 2 commits intoantlr:masterfrom ris58h:css-missing-tokens

Jul 2, 2023

+562-542

Commits on Jun 30, 2023

[CSS] Split combined grammar into separate lexer and parser.
ris58h
committed
[CSS] ERROR channel for unexpected characters (fixes antlr#3573 ).
ris58h
committed