fluidattacks-blends-domain 0.6.1

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

use crate::syntax::builders::member_access::build_member_access_node;
use crate::syntax::fields::javascript::member_expression;
use crate::syntax::fields::Field;
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 expression_id = args.required_field_alt(n_id, member_expression::OBJECT)?;
    let expression = node_to_str(graph, expression_id);
    let member = args
        .optional_field_alt(n_id, Field::<false>::new("property_id"))
        .map_or_else(
            || String::from("DefaultMember"),
            |member_id| node_to_str(graph, member_id),
        );
    build_member_access_node(args, n_id, member, expression, expression_id).map(Some)
}