Why does the glob syntax in import not work in stylus?

Question

stylus

Hello. Trying to use glob syntax to include all files except those with underscores:
@import 'pages/index/styles/[^_]*'
Error:

failed to locate @import file pages/index/styles/^[_]*.styl

How to be? In general, what is the purpose, there is a directory, it contains

Answer 1

@import 'pages/index/styles/!(_*)'