fluidattacks-blends-domain 0.6.1

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

use alloc::borrow::ToOwned;

use crate::query::match_ast;
use crate::syntax::builders::object_creation::build_object_creation_node;
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::utilities::text_nodes::node_to_str;
use crate::NodeId;

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let children = match_ast(args.ast_graph, n_id, &["record_pattern_body"], None);
    let body_id = children.get("record_pattern_body").copied().flatten();
    let type_id = children.get("__0__").copied().flatten();
    let name = type_id.map_or_else(
        || "UnnamedObject".to_owned(),
        |t_id| node_to_str(args.ast_graph, t_id),
    );

    build_object_creation_node(args, n_id, name, body_id, None, None).map(Some)
}