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port range regular expressions to snode from ZIPT (#9048)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
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Copilot 2026-03-19 15:59:20 -07:00 committed by GitHub
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@ -17,7 +17,7 @@ Abstract:
-- snode classification: empty, char, variable, unit, concat, power,
star, loop, union, intersection, complement, fail, full_char,
full_seq, to_re, in_re, other.
full_seq, range, to_re, in_re, other.
-- Metadata computation: ground, regex_free, nullable, level, length.
-- Expression registration via mk(expr*), lookup via find(expr*).
-- Scope management: push/pop with backtracking.