{"ast_node_type":"variable","tokens":[{"end":64,"kind":"keyword","start":0,"text":"let"}]}
    let path_type = ctx.find_node_at_offset::<ast::PathType>()?;
pub(crate) fn unwrap_type_to_generic_arg(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {
    let path = path_type.path()?;