Fix a nullref in CodeLensHandler when a node doesn't have a title

desplesda · desplesda · commit b4e82d610a28 · 2025-04-17T12:42:12.000+10:00
diff --git a/YarnSpinner.LanguageServer/src/Server/Handlers/CodeLensHandler.cs b/YarnSpinner.LanguageServer/src/Server/Handlers/CodeLensHandler.cs
@@ -34,7 +34,8 @@ public Task<CodeLensContainer> Handle(CodeLensParams request, CancellationToken
             var results = yarnFile.NodeInfos.SelectMany(nodeInfo =>
                {
                    var titleToken = nodeInfo.TitleToken;
-                   if (titleToken.StartIndex == -1)
+
+                   if (titleToken == null || titleToken.StartIndex == -1)
                    {
                        // This is an error token - the node doesn't actually
                        // have a valid title. Return an empty collection of code

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,8 @@ public Task<CodeLensContainer> Handle(CodeLensParams request, CancellationToken`
`34`	`34`	`var results = yarnFile.NodeInfos.SelectMany(nodeInfo =>`
`35`	`35`	`{`
`36`	`36`	`var titleToken = nodeInfo.TitleToken;`
`37`		`- if (titleToken.StartIndex == -1)`
	`37`	`+`
	`38`	`+ if (titleToken == null \|\| titleToken.StartIndex == -1)`
`38`	`39`	`{`
`39`	`40`	`// This is an error token - the node doesn't actually`
`40`	`41`	`// have a valid title. Return an empty collection of code`