Simple inline PowerShell task for MSBuild 14

gistfile1.txt

  <UsingTask TaskName="PowerShell" TaskFactory="CodeTaskFactory" AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.Core.dll">
    <ParameterGroup>
      <ScriptBlock ParameterType="System.String" Required="true" />
      <ScriptParams ParameterType="System.String" Required="false" />
    </ParameterGroup>
    <Task>
      <Reference Include="$(MSBuildToolsPath)\Microsoft.Build.Tasks.Core.dll"/>
      <Code Type="Class" Language="cs"><![CDATA[
        public class PowerShell : Microsoft.Build.Tasks.Exec {
            public string ScriptParams {
              set {
                Command = Command + " " + value;
              }
            }
            public string ScriptBlock {
              set {
                EchoOff = true;
                var tmp = System.IO.Path.GetTempFileName();
                try {
                  System.IO.File.WriteAllText(tmp, value);
                  System.IO.File.Move(tmp, tmp + ".ps1");
                  Command = string.Format( "@powershell -NoProfile -NoLogo -File {0}", tmp + ".ps1" );
                } finally {
                  System.IO.File.Delete(tmp + ".ps1");
                }
              }
            }
        }]]>
      </Code>
    </Task>
  </UsingTask>