fluidattacks-blends-domain 0.6.1

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use alloc::borrow::ToOwned;
use alloc::vec::Vec;

use crate::query::adj_ast;
use crate::syntax::builders::switch_section::build_switch_section_node;
use crate::syntax::fields::javascript::switch_case;
use crate::syntax::readers::constants::JAVASCRIPT_STATEMENT;
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::utilities::text_nodes::node_to_str;
use crate::{CodeGraph, NodeId};

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let graph = args.ast_graph;
    let case_value = args
        .required_field_alt(n_id, switch_case::VALUE)
        .map_or_else(
            |_| "Default".to_owned(),
            |value_id| node_to_str(graph, value_id),
        );

    let execution_ids: Vec<NodeId> = adj_ast(graph, n_id, None, &[])
        .into_iter()
        .filter(|c_id| {
            graph.label_type(*c_id).is_some_and(|label| {
                JAVASCRIPT_STATEMENT.contains(&label) && label != "break_statement"
            })
        })
        .collect();

    build_switch_section_node(args, n_id, case_value, &execution_ids).map(Some)
}