LilyPond Internals Reference: 2.2.90 Repeat_acknowledge_engraver

### 2.2.90 Repeat_acknowledge_engraver

Acknowledge repeated music, and convert the contents of `repeatCommands` into an appropriate setting for `whichBar`.

Properties (read)

> `doubleRepeatType` (string)

>   Set the default bar line for double repeats.

> `repeatCommands` (list)

>   This property is a list of commands of the form `(list 'volta x)`, where x is a string or `#f`. `'end-repeat` is also accepted as a command.

> `whichBar` (string)

>   This property is read to determine what type of bar line to create.

>   Example:

>   >     \set Staff.whichBar = "|:"

>   This will create a start-repeat bar in this staff only. Valid values are described in bar-line-interface.

`Repeat_acknowledge_engraver` is part of the following context(s): Score.

#### Internals Reference