Re: How do I write a standalone document with pandoc.write?

[ffi.appdev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org]

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> On Sep 25, 2022, at 5:24 PM, Albert Krewinkel <albert+pandoc-9EawChwDxG8hFhg+JK9F0w@public.gmane.org> wrote:
> 
> 
> jcr <ffi.appdev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> writes:
> 
>> How do I tell `pandoc.write` to produce a standalone Markdown
>> document (with YAML metadata)? There's no `standalone` option for
>> `pandoc.WriterOptions`. I thought setting a template  might  work, 
>> but it doesn't: the saved file does not contain a YAML block, even
>> though the document has metadata. My attempt is below:
>> 
>> ```
>> function write_markdown_file(doc, filename)
>>  local options = pandoc.WriterOptions{
>>    template = pandoc.template.default('markdown')
>>  }
>>  local data = pandoc.write(doc, 'markdown', options)
>>  local file <close>, error = io.open(filename, 'w')
>>  if file == fail then
>>    io.stderr:write(string.format('Failed to write Markdown file: %s\
>> n', error))
>>    os.exit(1)
>>  end
>>  file:write(data)
>> end
>> ```
>> 
>> I'm using pandoc 2.19.2.
> 
> The template needs to be compile for it to become usable:
> 
> 
>    local options = pandoc.WriterOptions{
>      template = pandoc.template.compile(
>        pandoc.template.default('markdown')
>      )
>    }
> 
> Pandoc's current behavior is a bit strange though. You can raise a bug
> for that if you'd like.
> 
> -- 
> Albert Krewinkel
> GPG: 8eed e3e2 e8c5 6f18 81fe  e836 388d c0b2 1f63 1124

Thank you for pointing out the problem with my code. I filed this bug, since I think an error should have been thrown for the invalid `template` value: https://github.com/jgm/pandoc/issues/8321 

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