fn handle_leaf_node()

in src/models/concrete_syntax.rs [319:345]

• 26 lines of code
• 4 McCabe index (conditional complexity)

fn handle_leaf_node(
  cursor: &mut TreeCursor, source_code: &[u8], match_template: &str, top_node: &Node,
) -> (HashMap<String, CapturedNode>, Option<usize>) {
  let code = cursor.node().utf8_text(source_code).unwrap().trim();
  if match_template.starts_with(code) && !code.is_empty() {
    let advance_by = code.len();
    // Can only advance if there is still enough chars to consume
    if advance_by > match_template.len() {
      return (HashMap::new(), None);
    }
    let cs_substring = ConcreteSyntax(
      match_template[advance_by..]
        .to_string()
        .trim_start()
        .to_owned(),
    );
    let should_match = find_next_sibling_or_ancestor_sibling(cursor);
    return get_matches_for_subsequence_of_nodes(
      cursor,
      source_code,
      &cs_substring,
      should_match,
      top_node,
    );
  }
  (HashMap::new(), None)
}