 
 :param: arguments compiler arguments to pass to SourceKit
 :param: swiftFiles array of Swift file names to document
-:return: XML-formatted string of documentation for the specified Xcode project
+:returns: XML-formatted string of documentation for the specified Xcode project
 */
 func docs_for_swift_compiler_args(arguments: [String], swiftFiles: [String]) -> String {
     sourcekitd_initialize()

Returns an array of swift file names in an array

:param: array Array to be filtered
:return: the array of swift files
*/
func swiftFilesFromArray(array: [String]) -> [String] {
    return array.filter {

Parses the compiler arguments needed to compile the Swift aspects of an Xcode project

:param: xcodebuildOutput output of `xcodebuild` to be parsed for swift compiler arguments
:returns: array of swift compiler arguments
*/
func swiftc_arguments_from_xcodebuild_output(xcodebuildOutput: NSString) -> [String]? {
    let regex = NSRegularExpression(pattern: "/usr/bin/swiftc.*", options: NSRegularExpressionOptions(0), error: nil)!
