Novice question, when would you use something like this over something like lex/yacc? https://tldp.org/HOWTO/Lex-YACC-HOWTO-4.html https://tldp.org/HOWTO/Lex-Y

Novice question, when would you use something like this over something like lex/yacc? https://tldp.org/HOWTO/Lex-YACC-HOWTO-4.html https://tldp.org/HOWTO/Lex-YACC-HOWTO-4.html