use crate::{
query::{adj_ast, match_ast_group_d},
syntax::{
builders::method_declaration::{
build_method_declaration_node, MethodDirectChildren, MethodListChildren,
},
SyntaxGraphArgs, SyntaxGraphError,
},
CodeGraph, NodeId,
};
pub fn reader(
args: &mut SyntaxGraphArgs<'_>,
n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
let graph = args.ast_graph;
let parameters_list =
match_ast_group_d(graph, n_id, "lambda_function_type_parameters", Some(1));
let body_id = adj_ast(graph, n_id, Some(1), &[])
.into_iter()
.find(|&c_id| matches!(graph.label_type(c_id), Some("statements" | "function_body")));
let direct_children = MethodDirectChildren {
block_id: body_id,
parameters_id: parameters_list.first().copied(),
..MethodDirectChildren::default()
};
build_method_declaration_node(
args,
n_id,
None,
&direct_children,
&MethodListChildren::default(),
None,
)
.map(Some)
}