use crate::query::adj_ast;
use crate::syntax::builders::file::build_file_node;
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::NodeId;
pub fn reader(
args: &mut SyntaxGraphArgs<'_>,
n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
let graph = args.ast_graph;
let c_ids = adj_ast(graph, n_id, Some(1), &[]);
build_file_node(args, n_id, &c_ids).map(Some)
}