Show err msg when extensionsPath is not found or snippets.json has invalid json Fixes #33073

extensions/emmet/npm-shrinkwrap.json

@@ -38,9 +38,9 @@
       "resolved": "https://registry.npmjs.org/image-size/-/image-size-0.5.5.tgz"
     },
     "vscode-emmet-helper": {
-      "version": "1.0.17",
-      "from": "vscode-emmet-helper@>=1.0.17 <2.0.0",
-      "resolved": "https://registry.npmjs.org/vscode-emmet-helper/-/vscode-emmet-helper-1.0.17.tgz"
+      "version": "1.0.20",
+      "from": "vscode-emmet-helper@>=1.0.20 <2.0.0",
+      "resolved": "https://registry.npmjs.org/vscode-emmet-helper/-/vscode-emmet-helper-1.0.20.tgz"
     },
     "vscode-languageserver-types": {
       "version": "3.3.0",

extensions/emmet/package.json

@@ -212,7 +212,7 @@
         "@emmetio/html-matcher": "^0.3.1",
         "@emmetio/css-parser": "ramya-rao-a/css-parser#vscode",
         "@emmetio/math-expression": "^0.1.1",
-        "vscode-emmet-helper": "^1.0.17",
+        "vscode-emmet-helper": "^1.0.20",
         "vscode-languageserver-types": "^3.0.3",
         "image-size": "^0.5.2",
         "vscode-nls": "2.0.2"

extensions/emmet/src/extension.ts

@@ -136,7 +136,7 @@ export function activate(context: vscode.ExtensionContext) {
 		}
 		if (currentExtensionsPath !== extensionsPath) {
 			currentExtensionsPath = extensionsPath;
-			updateExtensionsPath(currentExtensionsPath);
+			updateExtensionsPath(currentExtensionsPath).then(null, err => vscode.window.showErrorMessage(err));
 		}
 	};