fluidattacks-blends-domain 0.17.1

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use crate::{
    syntax::{
        builders::parameter::build_parameter_node, fields::Field, SyntaxGraphArgs, SyntaxGraphError,
    },
    utilities::text_nodes::node_to_str,
    CodeGraph, NodeId,
};

const NAME: Field<false> = Field::new("name_id");
const VALUE: Field<false> = Field::new("value_id");
pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let graph = args.ast_graph;

    let variable_name = match args.optional_field_alt(n_id, NAME) {
        Some(name_id) if graph.label_type(n_id) == Some("optional_parameter") => {
            node_to_str(graph, name_id)
        }
        _ => node_to_str(graph, n_id),
    };

    let var_value_id = args.optional_field_alt(n_id, VALUE);

    build_parameter_node(
        args,
        n_id,
        Some(variable_name),
        None,
        var_value_id,
        &[],
        None,
        None,
    )
    .map(Some)
}