[R] warning on generic function when building R package

[Jeff Newmiller]

I would guess that x.pt does not have class "func", whatever that is. You really ought to read the manual section indicated in the error.
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Sent from my phone. Please excuse my brevity.

On October 19, 2015 10:29:54 AM PDT, carol white via R-help <r-help at r-project.org> wrote:
>Hi,I have invoked plot in a function (plot.func) as follows but when I
>check the built package, I get a warning:
>plot(x.pt,y.pt,xlim = c(0, 10), ylim = c(0,1), xlab= "xlab",
>ylab="ylab", main = "title", col = col,type = "l") 
>R CMD check my.package
>checking S3 generic/method consistency ... WARNING
>plot:
>  function(x, ...)
>plot.func:
>  function(x.pt, y.pt, arg3, arg4, "title", col, arg5)
>
>See section ‘Generic functions and methods’ in the ‘Writing R
>Extensions’ manual.
>Which plot argument is illegitimate or missing and how to eliminate the
>warning?
>Thanks
>Carol
>
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