GGJ_2022/Assets/Scripts/PlatformMover.cs

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

public class PlatformMover : MonoBehaviour
{
    [SerializeField] private Transform m_StartPos;
    [SerializeField] private Transform m_EndPos;
    [SerializeField] private float m_Duration = 2f;

    // Start is called before the first frame update
    void Start()
    {
        
    }

    // Update is called once per frame
    void Update()
    {
        transform.position = Vector2.Lerp(m_StartPos.position, m_EndPos.position, Mathf.PingPong(Time.deltaTime * m_Duration, 1.0f));
    }

#if UNITY_EDITOR
    private void OnDrawGizmos()
    {
        Gizmos.color = Color.green;
        Gizmos.DrawLine(m_StartPos.position, m_EndPos.position);
    }
#endif
}