Check for null during node process disposal. Fixes aspnet#1061

SteveSandersonMS · SteveSandersonMS · commit 429a432dd3af · 2017-07-03T10:09:03.000+01:00
diff --git a/src/Microsoft.AspNetCore.NodeServices/HostingModels/OutOfProcessNodeInstance.cs b/src/Microsoft.AspNetCore.NodeServices/HostingModels/OutOfProcessNodeInstance.cs
@@ -297,7 +297,7 @@ protected virtual void Dispose(bool disposing)
 
 // Make sure the Node process is finished
 // TODO: Is there a more graceful way to end it? Or does this still let it perform any cleanup?
- if (!_nodeProcess.HasExited)
+ if (_nodeProcess != null && !_nodeProcess.HasExited)
{
 _nodeProcess.Kill();
 }

Original file line number	Diff line number	Diff line change
`@@ -297,7 +297,7 @@ protected virtual void Dispose(bool disposing)`
`297`	`297`
`298`	`298`	`// Make sure the Node process is finished`
`299`	`299`	`// TODO: Is there a more graceful way to end it? Or does this still let it perform any cleanup?`
`300`		`-if(!_nodeProcess.HasExited)`
	`300`	`+if(_nodeProcess!=null&&!_nodeProcess.HasExited)`
`301`	`301`	`{`
`302`	`302`	`_nodeProcess.Kill();`
`303`	`303`	`}`