TeamCity.MSBuild.Logger/DefaultHierarchicalMessageWriter.cs (14 lines of code) (raw):

namespace TeamCity.MSBuild.Logger { using System; // ReSharper disable once ClassNeverInstantiated.Global internal class DefaultHierarchicalMessageWriter : IHierarchicalMessageWriter { public void StartBlock(string name) { if (name == null) throw new ArgumentNullException(nameof(name)); } public void FinishBlock() { } } }