Locator Location information for errors, warnings and messages. A small structure that can be optionally filled in when errors, warnings or other messages are generated and returned to user code. @uri: @file: @line: @column: @byte: @locator: @stream: @Returns: @buffer: @length: @locator: @Returns: @locator: @Returns: @locator: @Returns: @locator: @Returns: @locator: @Returns: @locator: @Returns: