Add csharp.supressBuildAssetsNotification setting

Author: Sidney Andrews

package.json

@@ -612,10 +612,10 @@
           "default": false,
           "description": "Suppress the notification window to perform a 'dotnet restore' when dependencies can't be resolved."
         },
-        "csharp.suppressProjectJsonWarning": {
+        "csharp.supressBuildAssetsNotification": {
           "type": "boolean",
           "default": false,
-          "description": "Suppress the warning that project.json is no longer a supported project format for .NET Core applications"
+          "description": "Suppress the notification window to add missing assets to build or debug the application."
         },
         "csharp.suppressHiddenDiagnostics": {
           "type": "boolean",

src/assets.ts

@@ -455,9 +455,12 @@ async function promptToAddAssets(workspaceFolder: vscode.WorkspaceFolder) {
 
         const projectName = path.basename(workspaceFolder.uri.fsPath);
 
-        vscode.window.showWarningMessage(
-            `Required assets to build and debug are missing from '${projectName}'. Add them?`, disableItem, noItem, yesItem)
-            .then(selection => resolve(selection.result));
+        let csharpConfig = vscode.workspace.getConfiguration('csharp');
+        if (!csharpConfig.get<boolean>('supressBuildAssetsNotification')) {
+            vscode.window.showWarningMessage(
+                `Required assets to build and debug are missing from '${projectName}'. Add them?`, disableItem, noItem, yesItem)
+                .then(selection => resolve(selection.result));
+        }
     });
 }