Function dynparser::ast::flat::split_first_nodes

pub fn split_first_nodes(nodes: &[Node]) -> Result<(&Node, &[Node]), Error>

Given a list of nodes, return the first and the rest on a tuple

     use dynparser::ast::flat;
     let nodes = vec![
                 flat::Node::Val("hello".to_string()),
                 flat::Node::Val("world".to_string()),
                 flat::Node::Val(".".to_string()),
     ];
     
     let (node, nodes) = flat::split_first_nodes(&nodes).unwrap();
     assert!(flat::get_node_val(node).unwrap() == "hello");
     assert!(nodes.len() == 2);

     let (node, nodes) = flat::split_first_nodes(&nodes).unwrap();
     assert!(flat::get_node_val(node).unwrap() == "world");
     assert!(nodes.len() == 1);

     let (node, nodes) = flat::split_first_nodes(&nodes).unwrap();
     assert!(flat::get_node_val(node).unwrap() == ".");
     assert!(nodes.len() == 0);