Update to target VS Code 1.25+

webview-sample/README.md

@@ -10,12 +10,12 @@ Demonstrates VS Code's [webview API](https://code.visualstudio.com/docs/extensio
 - Sending messages from a webview to an extension.
 - Using a basic content security policy.
 - Webview lifecycle and handling dispose.
-- Saving and restoring state when the panel goes into the background. (Requires VS Code 1.25+)
-- Serialization and persistence across VS Code reboots. (Requires VS Code 1.25+)
+- Saving and restoring state when the panel goes into the background.
+- Serialization and persistence across VS Code reboots.
 
 ## Running the example
 
-- Open this example in VS Code 1.23+
+- Open this example in VS Code 1.25+
 - `npm install`
 - `npm run watch` or `npm run compile`
 - `F5` to start debugging

webview-sample/media/main.js

@@ -3,7 +3,7 @@
 (function () {
     const vscode = acquireVsCodeApi();
 
-    const oldState = vscode.getState && vscode.getState();
+    const oldState = vscode.getState();
 
     const counter = document.getElementById('lines-of-code-counter');
     console.log(oldState);
@@ -14,7 +14,7 @@
         counter.textContent = currentCount++;
 
         // Update state
-        vscode.setState && vscode.setState({ count: currentCount });
+        vscode.setState({ count: currentCount });
 
         // Alert the extension when the cat introduces a bug
         if (Math.random() < Math.min(0.001 * currentCount, 0.05)) {

webview-sample/package.json

@@ -4,7 +4,7 @@
   "version": "0.0.1",
   "publisher": "ms-vscode",
   "engines": {
-    "vscode": "^1.23.0"
+    "vscode": "^1.25.0"
   },
   "categories": [
     "Other"

webview-sample/src/extension.ts

@@ -19,10 +19,9 @@ export function activate(context: vscode.ExtensionContext) {
         }
     }));
 
-    // Serializers only introduced in VS Code 1.25+
-    if ((vscode.window as any).registerWebviewPanelSerializer) {
+    if (vscode.window.registerWebviewPanelSerializer) {
         // Make sure we register a serilizer in activation event
-        (vscode.window as any).registerWebviewPanelSerializer(CatCodingPanel.viewType, {
+        vscode.window.registerWebviewPanelSerializer(CatCodingPanel.viewType, {
             async deserializeWebviewPanel(webviewPanel: vscode.WebviewPanel, state: any) {
                 console.log(`Got state: ${state}`);
                 CatCodingPanel.revive(webviewPanel, context.extensionPath);
@@ -125,6 +124,8 @@ class CatCodingPanel {
     }
 
     private _update() {
+
+        const z = 1 + 2;
         // Vary the webview's content based on where it is located in the editor.
         switch (this._panel.viewColumn) {
             case vscode.ViewColumn.Two: