MSBuild Get verbosity level credit http://stackoverflow.com/questions/4341155/get-the-current-logging-verbosity-level-in-my-msbuild-script

MSbuildVerbosityLevel

<PropertyGroup>
  <CommandLine>$([System.Environment]::CommandLine.Trim().ToLower())</CommandLine>
  <IsQuietVerbosity>False</IsQuietVerbosity>
  <IsMinimalVerbosity>False</IsMinimalVerbosity>
  <IsNormalVerbosity>True</IsNormalVerbosity>
  <IsDetailedVerbosity>False</IsDetailedVerbosity>
  <IsDiagnosticVerbosity>False</IsDiagnosticVerbosity>
 </PropertyGroup>

 <PropertyGroup Condition="'$(CommandLine.Contains(&quot;/v&quot;))' == 'True'">
  <IndexOfLastVerbosityArg>$(CommandLine.LastIndexOf("/v"))</IndexOfLastVerbosityArg>
  <IndexOfVerbosityArg>$(CommandLine.IndexOf(":", $(IndexOfLastVerbosityArg)))</IndexOfVerbosityArg>
  <IndexOfVerbosityArg>$([MSBuild]::Add($(IndexOfVerbosityArg), 1))</IndexOfVerbosityArg>
  <IndexOfEndOfVerbosityArg>$(CommandLine.IndexOf(" ", $(IndexOfVerbosityArg)))</IndexOfEndOfVerbosityArg>
  <IndexOfEndOfVerbosityArg Condition="'$(IndexOfEndOfVerbosityArg)' == '-1'">$(CommandLine.Length)</IndexOfEndOfVerbosityArg>
  <LengthOfVerbosityArg>$([MSBuild]::Subtract($(IndexOfEndOfVerbosityArg), $(IndexOfVerbosityArg)))</LengthOfVerbosityArg>
  <VerbosityLevel>$(CommandLine.Substring($(IndexOfVerbosityArg), $(LengthOfVerbosityArg)).Trim())</VerbosityLevel>
  <IsQuietVerbosity>$(VerbosityLevel.StartsWith('q'))</IsQuietVerbosity>
  <IsMinimalVerbosity>$(VerbosityLevel.StartsWith('m'))</IsMinimalVerbosity>
  <IsNormalVerbosity>$(VerbosityLevel.StartsWith('n'))</IsNormalVerbosity>
  <IsDiagnosticVerbosity>$(VerbosityLevel.StartsWith('di'))</IsDiagnosticVerbosity>
  <IsDetailedVerbosity Condition="'$(IsDiagnosticVerbosity)' == 'False'">$(VerbosityLevel.StartsWith('d'))</IsDetailedVerbosity>
 </PropertyGroup>