re = /(?:(?P<inverted>\!) )?(?P<names>\-{1,2}\S+)($| (?P<values>.+(?=(?: [\!|\-])|$)))/
str = '-a val1 ! -b val2 --custom "string with crazy -a --test stuff inside" --param-with-dash val1 val2 -c ! -d ! --test
'
# 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