function OnWillDeleteAsset (assetPath : String, option : RemoveAssetOptions) : AssetDeleteResult

Description

This is called by Unity when it is about to delete an asset from disk.

If this is implemented, it allows you to delete the asset yourself. Deletion of a file can be prevented by returning AssetDeleteResult.FailedDelete You should not call any Unity AssetDatabase api from within this callback, preferably keep to file operations or VCS apis. Requires Team License