LSR update

diff --git a/Documentation/snippets/defining-an-engraver-in-scheme--ambitus-engraver.ly b/Documentation/snippets/defining-an-engraver-in-scheme--ambitus-engraver.ly
index 9f92c6f2abfefcaa19e2548d85f898bfbabe51f3..1e9e48026139d28cc6b1082d0a45a66e9e4907a2 100644 (file)
--- a/Documentation/snippets/defining-an-engraver-in-scheme--ambitus-engraver.ly
+++ b/Documentation/snippets/defining-an-engraver-in-scheme--ambitus-engraver.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.19.7"
+\version "2.18.0"
 
 \header {
   lsrtags = "contexts-and-engravers"
@@ -294,23 +294,23 @@ position of middle C and key signature from @var{translator}'s context."
      (let ((ambitus #f))
        ;; when music is processed: make the ambitus object, if not already built
        (make-engraver
-       ((process-music translator)
-        (if (not ambitus)
-            (set! ambitus (make-ambitus translator))))
-       ;; set the ambitus clef and key signature state
-       ((stop-translation-timestep translator)
-        (if ambitus
-            (initialize-ambitus-state ambitus translator)))
-       ;; when a note-head grob is built, update the ambitus notes
-       (acknowledgers
+    ((process-music translator)
+     (if (not ambitus)
+         (set! ambitus (make-ambitus translator))))
+    ;; set the ambitus clef and key signature state
+    ((stop-translation-timestep translator)
+     (if ambitus
+         (initialize-ambitus-state ambitus translator)))
+    ;; when a note-head grob is built, update the ambitus notes
+    (acknowledgers
           ((note-head-interface engraver grob source-engraver)
-          (if ambitus
-              (update-ambitus-notes ambitus grob))))
-       ;; finally, typeset the ambitus according to its upper and lower notes
-       ;; (if any).
-       ((finalize translator)
-        (if ambitus
-            (typeset-ambitus ambitus translator)))))))
+       (if ambitus
+           (update-ambitus-notes ambitus grob))))
+    ;; finally, typeset the ambitus according to its upper and lower notes
+    ;; (if any).
+    ((finalize translator)
+     (if ambitus
+         (typeset-ambitus ambitus translator)))))))
 
 %%%
 %%% Example