class Build::Files::Path

def with(root: @root, extension: nil, basename: false)
	relative_path = self.relative_path
	
	if basename
		dirname, filename, _ = self.class.split(relative_path)
		
		# Replace the filename if the basename is supplied:
		filename = basename if basename.is_a? String
		
		relative_path = dirname + filename
	end
	
	if extension
		relative_path = relative_path + extension
	end
	
	self.class.new(File.join(root, relative_path), root, relative_path)
end