{"ast_node_type":"function","tokens":[{"end":91,"kind":"keyword","start":0,"text":"pub"}]}
pub fn or_pat(pats: impl IntoIterator<Item = ast::Pat>, leading_pipe: bool) -> ast::OrPat {
/// Invariant: `pats` must be length > 1.
    let leading_pipe = if leading_pipe { "| " } else { "" };