[Feature]: support common char class escapes - Githubissues

SKalt / brzozowski-ts

Typescript compile-time recognition of regular languages

BSD 3-Clause "New" or "Revised" License

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[Feature]: support common char class escapes #5

Closed SKalt closed 1 week ago

SKalt commented 3 weeks ago

Rationale

Support:

[x] \s
[x] \d
[x] \w
[ ] \S
[ ] \D
[ ] \W

Actual behavior

Should match:

\s => space
\d => digit
\w => word (alphanumeric + underscore)
\S => not space
\D => not digit
\W => not word