Test if the PDF is writable in advance, and `stop()` early if it is not.

rstudio / pagedown

Paginate the HTML Output of R Markdown with CSS for Print

https://pagedown.rbind.io

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Test if the PDF is writable in advance, and `stop()` early if it is not. #297

Closed cderv closed 2 years ago

cderv commented 2 years ago

From the feedback above, I think we should test if the PDF is writable in advance, and stop() early if it is not. Otherwise the error message is too obscure.

Originally posted by @yihui in https://github.com/rstudio/pagedown/issues/124#issuecomment-1261504472