Function ra_ap_syntax::algo::insert_children

pub fn insert_children(
    parent: &SyntaxNode, 
    position: InsertPosition<SyntaxElement>, 
    to_insert: impl IntoIterator<Item = SyntaxElement>
) -> SyntaxNode

Adds specified children (tokens or nodes) to the current node at the specific position.

This is a type-unsafe low-level editing API, if you need to use it, prefer to create a type-safe abstraction on top of it instead.