Yegappan Lakshmanan wrote:
> >> To use a script local function as a job callback function, it looks like
> >> you need to use function('s:<function_name>') to generate a function
> >> reference. Is it possible to simply use the 's:function_name' string?
> >
> > That doesn't work, because the string doesn't know what script the
> > function is in. Using function() will figure that out.
>
> What about expanding the function name if it starts with "s:" or "<SID>"
> to <SNR><number>_<function name> in the get_callback() function?
That would be inconsistent with other places where a function reference
can be used.
> Currently get_callback() doesn't allocate memory for the function name.
> This needs to be changed to expand the function name. Maybe
> arg->vval.v_string can be freed and reallocated?
>
> >
> >> Using the function name (as a string) as a callback is supported
> >> for global functions.
> >
> > Yes, then the function will be looked up when used, no context needed.
>
> This will be confusing to a user. Function name as a string can be used
> for global functions but not for script local functions.
It's been like that forever. We can't take away what already works, for
future work it's better to always use function(). We can add more hints
in the help for that.
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