{"ast_node_type":"function","tokens":[{"end":58,"kind":"keyword","start":0,"text":"fn"}]}
    fn error_found_expr_would_be_stmt(&self, lhs: &Expr) {
    /// For example: `if let Some(x) = x { x } else { 0 } / 2`.
        self.dcx().emit_err(errors::FoundExprWouldBeStmt {