David,
Thanks for posting this. I was out most of yesterday and didn't have time to do
it. I'd intended to do it this morning (UK time) but found you'd got there
first.
Best regards,
Peter
mailto:lilyp...@ptoye.com
www.ptoye.com
-------------------------
Thursday, January 12, 2017, 4:07:18 AM, you wrote:
> | I've added the missing text with a sidebar:
> On Wed 11 Jan 2017 at 05:03:21 (-0700), ptoye wrote:
>> Thanks all for putting me right. I have to say that the documentation is very
>> confusing as to the syntax. From the Learning manual:
> | A variable is assigned as follows:
> | namedMusic = { ... }
> So "..." is typically a sequence of notes or a sequence of music expressions.
> The {} indicate a seqeunce rather than simultaneous expressions << >>.
>> which implies that the brackets are needed, but it's followed by:
> | violin = \new Staff {
> | \relative {
> | a'4 b c b
> | }
> | }
> Here { a'4 b c b } is a music expression, \relative is a command that
> controls how LP interprets the notes' octavation, and \new is a
> command that wraps one expression in the Staff context.
> You could write
> violin = \new Staff
> \relative {
> a'4 b c b
> }
> just as you could write
> cello = \new Staff d'
> because d' is one expression.
>> and later by:
> | width = 4.5\cm
> Here you should read up the Notation Reference ยง3.1.5.
> width is not a music expression, so you couldn't write, say,
> { \namedMusic \width }
> So \width needs to be interpreted in something like \paper { \width
> and other things }. What you set a variable to (ie the right hand side)
> determines where you can later use it.
>> which don't have the brackets.
>> How does the parser know when the variable definition has finished if it can
>> be on multiple lines?
> If there are no braces (or equivalent), then it'll be a single item,
> but that item could be a command with its own argument following it.
> compiler = \markup Rutter
> I hope some of that makes sense.
> Cheers,
> David._______________________________________________
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