Re: fret-diagrams.scm:657:42: Wrong type: #f

[Thomas Morley]

2015-08-19 17:53 GMT+02:00 ClausRogge <address@hidden>:
> I have two nearly identical pairs of code files, one calling the other. One
> of them works, the other one gives me the strange error quoted.
> Layout file one:
>
> %%%%%%%
>
> \version "2.18.2"
>
> \paper {#(set-default-paper-size "a4")
> indent = 0
> top-margin = 0\cm
> left-margin = 1\cm
> right-margin = 1\cm
> bottom-margin = 1\cm
> between-system-space = 28\mm
> ragged-last-bottom=##f
> ragged-right=##f
> }
> \include "DiagG.ly"
>
> \book{
> \bookpart {
> \header {title = "   "
> subtitle = "   "
> subsubtitle = "   "
> composer = ""}
>
> \score {
> {\override Staff.Clef.color = #white
> \override Staff.TimeSignature.color = #white
> \clef "G_8"
> \key c \major
> \time 4/4
> \DiagG}
> }
> }%bookpart ends
> }
>
> %%%%Data file one:
>
> DiagG = {
>
> \omit Score.BarNumber
> \override TextScript.fret-diagram-details.dot-color = #'white
> \override TextScript.fret-diagram-details.orientation = #'landscape
> \stopStaff s2 s_\markup {\bold "G dur"}^\markup{{\fret-diagram
> #"s:6;h:5;6-2;6-3;6-5;5-2;5-3;5-5;4-2;4-4;4-5;3-2;3-4;3-5;2-3;2-5;1-2;1-3;1-5;"}}
>
> \break
>
> \override TextScript.fret-diagram-details.dot-color = #'black
> \override TextScript.fret-diagram-details.orientation = #'standard
> s1 s1_\markup {\bold "G"}^\markup{{\fret-diagram #"s:2;h:5;
> 6-3;5-5;4-5;3-4;2-3;1-3;"}}
> s1_\markup {\bold "C"}^\markup{{\fret-diagram
> #"s:2;h:5;6-x;5-3;4-5;3-5;2-5;1-3;"}}
> s1_\markup {\bold "D"}^\markup{{\fret-diagram
> #"s:2;h:5;6-x;5-5;4-4;3-2;2-3;1-2;"}}
>
> }
>
> %%%%%
>
> Layout File 2:
>
> \version "2.18.2"
>
> \paper {#(set-default-paper-size "a4")
> indent = 0
> top-margin = 0\cm
> left-margin = 1\cm
> right-margin = 1\cm
> bottom-margin = 1\cm
> between-system-space = 28\mm
> ragged-last-bottom=##f
> ragged-right=##f
> }
> \include "DiagD.ly"
>
> \book{
> \bookpart {
> \header {title = "   "
> subtitle = "   "
> subsubtitle = "   "
> composer = ""}
>
> \score {
> {\override Staff.Clef.color = #white
> \override Staff.TimeSignature.color = #white
> \clef "G_8"
> \key c \major
> \time 4/4
> \DiagD}
> }
> }%bookpart ends
> }
>
> %%%%%%
>
> Data file 2:
>
> DiagD = {
>
> \omit Score.BarNumber
> \override TextScript.fret-diagram-details.dot-color = #'white
> \override TextScript.fret-diagram-details.orientation = #'landscape
> \stopStaff s2 s_\markup {\bold "D dur"}^\markup{{\fret-diagram #"s:6;h:5;
> 6-2;6-3;6-5;5-2;5-4;5-5;4-2;4-4;4-5;3-2;3-4;2-2;2-3;2-5;1-2;1-3;1-5;"}}
>
> \break
>
> \override TextScript.fret-diagram-details.dot-color = #'black
> \override TextScript.fret-diagram-details.orientation = #'standard
> s1 s1_\markup {\bold "D"}^\markup{{\fret-diagram #"s:2;h:5;
> 6-x;5-x;4-4;3-2;2-3;1-x;"}}
> s1_\markup {\bold "G"}^\markup{{\fret-diagram #"s:2;h:5;
> 6-x;5-x;4-5;3-4;2-3;1-x;"}}
> s1_\markup {\bold "A"}^\markup{{\fret-diagram #"s:2;h:5;
> 6-x;5-x;4-2;3-2;2-2;1-x;"}}
>
> }
>
> The first pair of files work, the second pair gives me this error message:
>
> /Applications/LilyPond.app/Contents/Resources/share/lilypond/current/scm/fret-diagrams.scm:657:42:
> In procedure - in expression (- string-count (cadr mypair)):
> /Applications/LilyPond.app/Contents/Resources/share/lilypond/current/scm/fret-diagrams.scm:657:42:
> Wrong type: #f
>
> I don't understand the error message! This is going to be a book for my
> guitar students so in order to not have to compile the whole book every
> time, I keep the data in a special file and call it in a little "test"
> layout file. But as far as I can see, the two pairs are identical except for
> the variable names.
>
> Using LP 2.18.2 on a Mac
>
> Help appreciated!



Well, your code is not a minimal example and it does not compile and
thus it does not show the error.
All I can say for now: I suspect your linebreaking of the strings for
the fret-diagram.

Cheers,
  Harm