added file to support extension specific config

src/configurationSettings.ts

@@ -0,0 +1,50 @@
+import { Event, EventEmitter, window, workspace } from 'vscode';
+
+export interface IAzureCliToolsSettings {
+    showResponseInDifferentTab: boolean;
+}
+
+export class AzureCliToolsSettings implements IAzureCliToolsSettings {
+    public showResponseInDifferentTab: boolean = false;
+
+    private static _instance: AzureCliToolsSettings;
+
+    public static get Instance(): AzureCliToolsSettings {
+        if (!AzureCliToolsSettings._instance) {
+            AzureCliToolsSettings._instance = new AzureCliToolsSettings();
+        }
+
+        return AzureCliToolsSettings._instance;
+    }
+
+    public readonly configurationUpdateEventEmitter = new EventEmitter<void>();
+
+    public get onDidChangeConfiguration(): Event<void> {
+        return this.configurationUpdateEventEmitter.event;
+    }
+
+    private constructor() {
+        workspace.onDidChangeConfiguration(() => {
+            this.initializeSettings();
+            this.configurationUpdateEventEmitter.fire();
+        });
+        window.onDidChangeActiveTextEditor(e => {
+            if (e) {
+                this.initializeSettings();
+                this.configurationUpdateEventEmitter.fire();
+            }
+        });
+
+        this.initializeSettings();
+    }
+
+    private initializeSettings() {
+        const editor = window.activeTextEditor;
+        const document = editor && editor.document;
+
+        const azureCliToolsSettings = workspace.getConfiguration("ms-azurecli", document ? document.uri : null);
+
+        this.showResponseInDifferentTab = azureCliToolsSettings.get<boolean>("showResponseInDifferentTab", false);
+    }
+
+}