fix: handle a backreference to a non-participating capture group - #460

fix: handle a backreference to a non-participating capture group#460

snowyukitty wants to merge 3 commits into

alecthomas:masteralecthomas/participle:masterfrom

snowyukitty:fix/stateful-lexer-empty-capture-groupsnowyukitty/participle:fix/stateful-lexer-empty-capture-groupCopy head branch name to clipboard