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Diffstat (limited to 'lib/gitlab/untrusted_regexp.rb')
-rw-r--r-- | lib/gitlab/untrusted_regexp.rb | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/gitlab/untrusted_regexp.rb b/lib/gitlab/untrusted_regexp.rb index 96e74f00c78..7c7bda3a8f9 100644 --- a/lib/gitlab/untrusted_regexp.rb +++ b/lib/gitlab/untrusted_regexp.rb @@ -47,6 +47,17 @@ module Gitlab RE2.Replace(text, regexp, rewrite) end + # #scan returns an array of the groups captured, rather than MatchData. + # Use this to give the capture group name and grab the proper value + def extract_named_group(name, match) + return unless match + + match_position = regexp.named_capturing_groups[name.to_s] + raise RegexpError, "Invalid named capture group: #{name}" unless match_position + + match[match_position - 1] + end + def ==(other) self.source == other.source end |