lib/rubocop/cop/mixin/regexp_metacharacter.rb in rubocop-performance-1.8.1 vs lib/rubocop/cop/mixin/regexp_metacharacter.rb in rubocop-performance-1.9.0

@@ -23,34 +23,34 @@
         # chars, rather than using metachars like `.` and `*` and so on?
         # also, is it anchored at the start of the string?
         # (tricky: \s, \d, and so on are metacharacters, but other characters
         #  escaped with a slash are just literals. LITERAL_REGEX takes all
         #  that into account.)
-        /\A\\A(?:#{Util::LITERAL_REGEX})+\z/.match?(regex_str)
+        /\A\\A(?:#{Util::LITERAL_REGEX})+\z/o.match?(regex_str)
       end
 
       def literal_at_start_with_caret?(regex_str)
         # is this regexp 'literal' in the sense of only matching literal
         # chars, rather than using metachars like `.` and `*` and so on?
         # also, is it anchored at the start of the string?
         # (tricky: \s, \d, and so on are metacharacters, but other characters
         #  escaped with a slash are just literals. LITERAL_REGEX takes all
         #  that into account.)
-        /\A\^(?:#{Util::LITERAL_REGEX})+\z/.match?(regex_str)
+        /\A\^(?:#{Util::LITERAL_REGEX})+\z/o.match?(regex_str)
       end
 
       def literal_at_end_with_backslash_z?(regex_str)
         # is this regexp 'literal' in the sense of only matching literal
         # chars, rather than using metachars like . and * and so on?
         # also, is it anchored at the end of the string?
-        /\A(?:#{Util::LITERAL_REGEX})+\\z\z/.match?(regex_str)
+        /\A(?:#{Util::LITERAL_REGEX})+\\z\z/o.match?(regex_str)
       end
 
       def literal_at_end_with_dollar?(regex_str)
         # is this regexp 'literal' in the sense of only matching literal
         # chars, rather than using metachars like . and * and so on?
         # also, is it anchored at the end of the string?
-        /\A(?:#{Util::LITERAL_REGEX})+\$\z/.match?(regex_str)
+        /\A(?:#{Util::LITERAL_REGEX})+\$\z/o.match?(regex_str)
       end
 
       def drop_start_metacharacter(regexp_string)
         if regexp_string.start_with?('\\A')
           regexp_string[2..-1] # drop `\A` anchor