Hasebe/Library/PackageCache/com.annulusgames.alchemy@1402075f473d/Samples~/Samples/Scripts/Validation/RequiredSample.cs

using UnityEngine;
using Alchemy.Inspector;

namespace Alchemy.Samples
{
    public class RequiredSample : MonoBehaviour
    {
        [Required]
        public GameObject requiredField1;

        [Required("Custom message")]
        public Material requiredField2;
    }
}