Avoid nullref

GrahamTheCoder · GrahamTheCoder · commit 412dc4f60a94 · 2020-06-10T20:54:05.000+01:00
diff --git a/Vsix/VisualStudioInteraction.cs b/Vsix/VisualStudioInteraction.cs
@@ -169,6 +169,7 @@ public static async Task WriteStatusBarTextAsync(IAsyncServiceProvider servicePr
             var span = await GetFirstSelectedSpanInCurrentViewAsync(asyncServiceProvider, predicate, mustHaveFocus);
             var currentViewHostAsync =
                 await GetCurrentViewHostAsync(asyncServiceProvider, predicate, mustHaveFocus);
+            if (currentViewHostAsync == null) return (null, null);
             using (var textDocumentAsync = await currentViewHostAsync.GetTextDocumentAsync())
             {
                 var result = (textDocumentAsync?.FilePath, span);

Original file line number	Diff line number	Diff line change
`@@ -169,6 +169,7 @@ public static async Task WriteStatusBarTextAsync(IAsyncServiceProvider servicePr`
`169`	`169`	`var span = await GetFirstSelectedSpanInCurrentViewAsync(asyncServiceProvider, predicate, mustHaveFocus);`
`170`	`170`	`var currentViewHostAsync =`
`171`	`171`	`await GetCurrentViewHostAsync(asyncServiceProvider, predicate, mustHaveFocus);`
	`172`	`+ if (currentViewHostAsync == null) return (null, null);`
`172`	`173`	`using (var textDocumentAsync = await currentViewHostAsync.GetTextDocumentAsync())`
`173`	`174`	`{`
`174`	`175`	`var result = (textDocumentAsync?.FilePath, span);`