RegExp and/or methods

[aclaymore]

Some related content:

RegExp composition

It would be useful to have a way to compose RegExps without having to resort to splicing source strings. This would let one build complex parsers out of simpler ones without having to think about non-capturing groups, and let one write test for the pieces. Rather than full expressions used in template strings, one could something along /(?>id)/ where id is a JS variable. I haven't tracked all propositions, but at least two of the current propositions (pattern modifiers and set notation) that i…

compose-regexp