osu/osu.Game/Rulesets/Edit/Checks
..
Components
CheckAudioPresence.cs
CheckAudioQuality.cs
CheckBackgroundPresence.cs
CheckBackgroundQuality.cs
CheckConcurrentObjects.cs
CheckFewHitsounds.cs
CheckFilePresence.cs
CheckMutedObjects.cs
CheckUnsnappedObjects.cs
CheckZeroLengthObjects.cs