unity function that gets all meshes of parent gameObject including it's child gameObjects and adds corresponding meshcollider to parent gameObject

addmeshcollider.cs

/// <summary>
/// Add mesh collider to game object
/// Gets all child components, looks for meshes and assings
/// them to gameobject meshcollider
/// </summary>
/// <param name="containerModel">The gameobject</param>
private void AddMeshCollider (GameObject containerModel)
{
    // Add mesh collider
    MeshFilter meshFilter = containerModel.GetComponent<MeshFilter>();
    if (meshFilter != null)
    {
        MeshCollider meshCollider = containerModel.AddComponent<MeshCollider>();
        meshCollider.sharedMesh = meshFilter.sharedMesh;
    }
    // Add mesh collider (convex) for each mesh in child elements.
    Component[] meshes = containerModel.GetComponentsInChildren<MeshFilter>();
    foreach (MeshFilter mesh in meshes)
    {
        MeshCollider meshCollider = containerModel.AddComponent<MeshCollider>();
        meshCollider.sharedMesh = mesh.sharedMesh;
    }
}