Suggestion support broken after array element in expression editor

[RDPerera]

Description

Suggestion support is broken after we add an array element in the expression editor.

Steps to Reproduce

{
  "orderId": "ORD-20250218-12345",
  "customer": {
    "customerId": "CUST-78901",
    "name": "John Doe",
    "email": "[email protected]",
    "phone": "+1-234-567-8901",
    "address": {
      "street": "123 Main St",
      "city": "New York",
      "state": "NY",
      "zip": "10001",
      "country": "USA"
    },
    "preferences": {
      "language": "en-US",
      "currency": "USD",
      "newsletterSubscribed": true
    }
  },
  "items": [
    {
      "productId": "PROD-101",
      "name": "Wireless Headphones",
      "category": "Electronics",
      "price": 99.99,
      "quantity": 2,
      "discount": {
        "type": "percentage",
        "value": 10
      },
      "attributes": {
        "color": "Black",
        "batteryLife": "20 hours",
        "connectivity": "Bluetooth 5.0"
      }
    },
    {
      "productId": "PROD-205",
      "name": "Smartphone",
      "category": "Electronics",
      "price": 799.99,
      "quantity": 1,
      "discount": {
        "type": "fixed",
        "value": 50
      },
      "attributes": {
        "brand": "TechBrand",
        "storage": "128GB",
        "ram": "8GB",
        "color": "Blue"
      }
    }
  ],
  "payment": {
    "method": "Credit Card",
    "transactionId": "TXN-56789",
    "amount": 899.98,
    "currency": "USD",
    "status": "Completed",
    "billingAddress": {
      "street": "123 Main St",
      "city": "New York",
      "state": "NY",
      "zip": "10001",
      "country": "USA"
    }
  },
  "shipping": {
    "method": "Express",
    "trackingId": "TRK-34567",
    "estimatedDelivery": "2025-02-22",
    "carrier": "FastShip",
    "status": "Shipped"
  },
  "metadata": {
    "createdAt": "2025-02-18T14:30:00Z",
    "updatedAt": "2025-02-18T15:00:00Z",
    "notes": [
      "Customer requested gift wrap",
      "Delivery address confirmed"
    ],
    "tags": ["electronics", "vip-customer", "discount-applied"]
  }
}

Try to access productId in items

Version

1.9.25021613

Environment Details (with versions)

MI 4.4.0 RC 2