A location as given by a file, a start line, a start column, an end line, and an end column.
Does this location contain the given location, that is, does it start before and end after it?
Does this location end after the given location?
Gets the end column of this location
Gets the end line of this location
Gets the file for this location
Get the number of lines covered by this location.
Gets the start column of this location
Gets the start line of this location
Does this location start before the given location?