Transform a path for passing to pandoc on the command line. Calls path.expand on all platforms. On Windows, transform it to a short path name if it contains spaces, and then convert forward slashes to back slashes (as required by pandoc for some path references).

pandoc_path_arg(path, backslash = TRUE)

## Arguments

path

Path to transform

backslash

Whether to replace forward slashes in path with backslashes on Windows.

## Value

Transformed path that can be passed to pandoc on the command line.