fluidattacks-blends-domain 0.6.1

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use crate::syntax::builders::variable_declaration::build_variable_declaration_node;
use crate::syntax::fields::javascript::field_definition;
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 graph = args.ast_graph;
    let property_id = args.required_field_alt(n_id, field_definition::PROPERTY)?;
    let var_name = node_to_str(graph, property_id);
    let value_id = args.optional_field_alt(n_id, field_definition::VALUE);

    build_variable_declaration_node(args, n_id, var_name, None, value_id, None, None).map(Some)
}