NavigationState.coffee

        # if the input is a NavigationSate, make it an array
        path = path.getSegments() if path instanceof NavigationState is true

        # if the input is an array, join them with slashes
        path = path.join('/') if Array.isArray(path)
        # add a slash in the begin if it isn't present
        path = '/' + path if path.charAt(0) isnt '/'
        # add a slash at the end if it isn't present
        path = path + '/' if path.charAt(path.length - 1) isnt '/'
        # replace double slashes
        path = path.replace(/\/+/g, '/')
        # replace white spaces with dashes
        path = path.replace(/\s/g, '-')

        # save the validated value in the @path instance variable
        @path = path