Function write_text_paragraph_properties 

pub fn write_text_paragraph_properties<W>(
    writer: &mut Writer<W>,
    properties: &TextParagraphProperties,
) -> Result<(), Error>
where
    W: Write,

Writes <a:pPr> — self-closing when nothing beyond its own attributes is set, otherwise wraps <a:lnSpc>/<a:spcBef>/<a:spcAft>/bullet elements/<a:tabLst>/<a:defRPr> children, in that order — the same child sequence confirmed on a real fixture (<a:lnSpc>..<a:spcBef>..<a:spcAft>..<a:buClrTx/><a:buSzTx/> <a:buFontTx/><a:buNone/><a:tabLst/><a:defRPr/>).