re = /^ *+([A-Za-z ]*[A-Za-z]) *+(\+\d+)?+ *+(?|,?+ *+\( *+(.*\S) *\) *|,?+ *+(.*\S) *)?$/m
str = 'John Smith , drink
John Smith
John Smith +1
John Smith (drink)
John Smith ( drink )
John Smith, drink
John Smith +1 , drink
John Smith +1 (drink)
John Smith +1, drink
John Smith +1 drink'
# Print the match result
str.scan(re) do |match|
puts match.to_s
end
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Ruby, please visit: http://ruby-doc.org/core-2.2.0/Regexp.html