fluidattacks-blends-domain 0.6.1

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

use crate::query::adj_ast;
use crate::syntax::builders::file::build_file_node;
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::{CodeGraph, NodeId};

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let graph = args.ast_graph;
    let mut c_ids: Vec<NodeId> = Vec::new();
    for child in adj_ast(graph, n_id, None, &[]) {
        match graph.label_type(child) {
            Some("empty_statement") => {}
            Some("expression_statement") => {
                let inner = adj_ast(graph, child, None, &[])
                    .into_iter()
                    .next()
                    .ok_or(SyntaxGraphError::UnexpectedAstShape)?;
                c_ids.push(inner);
            }
            _ => c_ids.push(child),
        }
    }

    build_file_node(args, n_id, &c_ids).map(Some)
}