rimworld-animation-studio/Assets/Scripts/Chaser.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace RimWorldAnimationStudio
{
    public class Chaser : MonoBehaviour
    {
        public GameObject target;
        public bool chaseAlongX = true;
        public bool chaseAlongY = false;
            
        void Update()
        {
            if (target == null)
            { return; }

            float x = chaseAlongX ? target.transform.position.x : transform.position.x;
            float y = chaseAlongY ? target.transform.position.y : transform.position.y;

            transform.position = new Vector3(x, y, 0f);
        }
    }
}