Function hasPath

frontend/src/utils/connectionValidation.ts:183–191

(from: string, to: string)

  const visited = new Set<string>();

  function hasPath(from: string, to: string): boolean {
    if (from === to) return true;
    if (visited.has(from)) return false;

    visited.add(from);

    const outgoingEdges = existingEdges.filter((edge) => edge.source === from);
    return outgoingEdges.some((edge) => hasPath(edge.target, to));
  }

  return hasPath(target, source);
}