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Merge pull request #6210 from cstyan/lex-notes

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Add a README.md to textparse package about how to update lexers.
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Ganesh Vernekar 2019-11-09 09:36:27 +01:00 committed by GitHub
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# Making changes to textparse lexers
In the rare case that you need to update the textparse lexers, edit promlex.l or openmetricslex.l and then run the following command:
`golex -o=promlex.l.go promlex.l`
Note that you need golex installed:
`go get -u modernc.org/golex`