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2018/3/27 -The problem is you misplaced the opening parenthesis and have a "1 or more" operator ( + ) right next to it, so the regex doesn't know what ...

2017/5/9 -I fixed my problem after commenting out all my rules and commenting them in again one by one, but is there really no way to test a grammar or ...

new("?") raises the exception: RegexpError: target of repeat operator is not specified: /?/. This page was generated for Ruby 2.6.3. Ruby-doc.org is provided ...

2016/9/12 -Hello, I use the the pattners from http://everythingshouldbevirtual.com/logstash-vcsa-6-0. Now I get a Syntax error with this pattner.

2015/2/9 -I'm guessing a bad regex was constructed and passed to oniguruma for tokenizing a line, by one of the language packages you installed (language- ...

Raised when given an invalid regexp expression. Regexp.new("?") raises the exception: RegexpError: target of repeat operator is not specified: ...

Raised when given an invalid regexp expression. Regexp.new("?") raises the exception: RegexpError: target of repeat operator is not specified: /?/.

new("?") raises the exception: RegexpError: target of repeat operator is not specified: /?/. This page was generated for Ruby 2.5.1. Ruby-doc.org is a service ...

2017/5/27 -... repeat operator ( + ) doesn't have a valid target on which to apply ... [EXPLICIT] RegexpError: target of repeat operator is not specified: /+/.

new("?") raises the exception: RegexpError: target of repeat operator is not specified: /?/. This page was generated for Ruby 2.3.1. Ruby-doc.org is provided ...