Regexp	Checks that a specified pattern exists, exists less than a set number of times, or does not exist in the file.
RegexpMultiline	Checks that a specified pattern matches across multiple lines in any file type.
RegexpOnFilename	Checks that a specified pattern matches based on file and/or folder path.
RegexpSingleline	Checks that a specified pattern matches a single-line in any file type.
RegexpSinglelineJava	Checks that a specified pattern matches a single-line in Java files.