Re: Scope of defined names

[Saul Tobin]

Variables can be rebound.

On Tue, Dec 3, 2024, 2:52 AM Raphael Mankin <raph@mankin.org.uk> wrote:

On 02/12/2024 18:00, Saul Tobin wrote:
> Hi Raphael,
>
> Lilypond variables exist in the same namespace, with the exception that
> output-def blocks like paper and layout are Scheme modules. Lilypond
> include just literally inserts the text if the included file.
>

Thank you. You call them "variables", does that mean that they can be
redefined or are they set-once?


> Saul
>
>
> On Sun, Dec 1, 2024, 3:16 PM Raphael Mankin <raph@mankin.org.uk
> <mailto:raph@mankin.org.uk>> wrote:
>
>     What is the scope of a defined name? If I write, for instance:
>
>     tune = { a b c d }
>
>     Is the scope  of the name "tune" the whole compilation unit, the
>     smallest enclosing book, book part, score, bracketed _expression_ ...?
>     Can
>     it be redefined in an inner or in a parallel scope?
>
>     I have not spotted this issue being addressed in NR.
>