fluidattacks-blends-domain 0.41.0

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use crate::{
    query::{adj_ast, match_ast_d},
    syntax::{
        builders::element_access::build_element_access_node, SyntaxGraphArgs, SyntaxGraphError,
    },
    CodeGraph, NodeId,
};

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let graph = args.ast_graph;

    let child_ids = adj_ast(graph, n_id, Some(1), &[]);
    let Some(expr_id) = match_ast_d(graph, n_id, "navigation_expression", Some(1))
        .or_else(|| child_ids.first().copied())
    else {
        return Ok(None);
    };

    let arguments_id = child_ids
        .iter()
        .copied()
        .find(|&c_id| c_id != expr_id && !matches!(graph.label_type(c_id), Some("[" | "]")));

    build_element_access_node(args, n_id, expr_id, arguments_id).map(Some)
}