Bug#918555: shellcheck: manpage wrongly documents long-options with single dash

[Jakub Wilk]

* Jonas Smedegaard <dr at jones.dk>, 2019-01-07, 13:06:
>"man shellcheck" documents single-dash for long-options,
>e.g. "-shell=shell".
>
>What actually works is to use double-dash, e.g. "--shell=shell".

This is written correctly in the markdown source, but "--" gets mangled 
as en-dash in the conversion process.

To fix this, you could disable the "smart" extension, i.e. pass

  -f markdown-smart

to pandoc.

-- 
Jakub Wilk