### 3.1.64 LyricExtender

LyricExtender objects are created by: Extender_engraver.

Standard settings:

> `minimum-length` (dimension, in staff space):

>   `1.5`

>   Try to make a spanner at least this long, normally in the horizontal direction. This requires an appropriate callback for the `springs-and-rods` property. If added to a `Tie`, this sets the minimum distance between noteheads.

> `stencil` (stencil):

>   `ly:lyric-extender::print`

>   The symbol to print.

> `thickness` (number):

>   `0.8`

>   Line thickness, generally measured in `line-thickness`.

> `Y-extent` (pair of numbers):

>   `'(0 . 0)`

>   Extent (size) in the Y direction, measured in staff-space units, relative to object’s reference point.

This object supports the following interface(s): grob-interface, lyric-extender-interface, lyric-interface and spanner-interface.

#### Internals Reference v2.18.2 (稳定分支).