1  >x:

    ~~~                                           => Pos: (0 to 2)  SpanInfo: {"start":3,"length":10}
    >var b = 10
    >:=> (line 2, col 0) to (line 2, col 10)
--------------------------------
2  >var b = 10;
    ~~~~~~~~~~~                                   => Pos: (3 to 13)  SpanInfo: {"start":3,"length":10}
    >var b = 10
    >:=> (line 2, col 0) to (line 2, col 10)