Method append_before_sibling

css-inline/src/html/parser.rs:290–296

Append a node as the sibling immediately before the given node.

(&self, &sibling: &NodeId, child: NodeOrText<NodeId>)

    /// Append a node as the sibling immediately before the given node.
    fn append_before_sibling(&self, &sibling: &NodeId, child: NodeOrText<NodeId>) {
        self.append_impl(
            child,
            |document| document[sibling].previous_sibling,
            |document, node| document.insert_before(sibling, node),
        );
    }

    /// Add each attribute to the given element, if no attribute with that name already exists.
    fn add_attrs_if_missing(&self, &target: &NodeId, attrs: Vec<Attribute>) {