def lex.head.quote.go
import emerging-eztoml@0.9.0.0/main.bend as EmergingEztomlimport Base
3904# a quote opens a segment only where none has started. After a bare character
3905# it would glue two keys into one segment, which toml.abnf does not allow
3906def lex.head.quote.go(fresh: Bool, st: St, kind: QKind) -> St:
3907 match fresh:
3908 case True{}:
3909 lex.qkey(st, kind, LHeadQ{})
3910 case False{}:
3911 st.err(st, "invalid header")