Fix fetch call for VS Code before 1.82.0. (#11683)

Author: sean-mcmanus

Extension/package.json

@@ -2,7 +2,7 @@
     "name": "cpptools",
     "displayName": "C/C++",
     "description": "C/C++ IntelliSense, debugging, and code browsing.",
-    "version": "1.18.3-main",
+    "version": "1.18.4-main",
     "publisher": "ms-vscode",
     "icon": "LanguageCCPP_color_128x.png",
     "readme": "README.md",
@@ -6312,6 +6312,7 @@
         "@types/mkdirp": "^0.5.2",
         "@types/mocha": "^10.0.1",
         "@types/node": "^18.11.9",
+        "@types/node-fetch": "^2.6.9",
         "@types/plist": "^3.0.2",
         "@types/semver": "^7.1.0",
         "@types/shell-quote": "^1.7.1",

Extension/src/LanguageServer/extension.ts

@@ -1181,6 +1181,8 @@ export async function preReleaseCheck(): Promise<void> {
     // First we need to make sure the user isn't already on a pre-release version and hasn't dismissed this prompt before.
     if (!isOnPreRelease.Value && !displayedPreReleasePrompt.Value && util.getCppToolsTargetPopulation() === TargetPopulation.Public) {
         // Get the info on the latest version from the marketplace to check if there is a pre-release version available.
+        const nodeFetch = await import('node-fetch'); // dynamic import is required
+        const fetch = nodeFetch.default; // Node.js 18 fetch isn't available until VS 1.82.
         const response = await fetch('https://marketplace.visualstudio.com/_apis/public/gallery/extensionquery', {
             method: 'POST',
             headers: {

Extension/yarn.lock

@@ -400,6 +400,14 @@
   resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-10.0.1.tgz#2f4f65bb08bc368ac39c96da7b2f09140b26851b"
   integrity sha512-/fvYntiO1GeICvqbQ3doGDIP97vWmvFt83GKguJ6prmQM2iXZfFcq6YE8KteFyRtX2/h5Hf91BYvPodJKFYv5Q==
 
+"@types/node-fetch@^2.6.9":
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/@types/node-fetch/-/node-fetch-2.6.9.tgz#15f529d247f1ede1824f7e7acdaa192d5f28071e"
+  integrity sha512-bQVlnMLFJ2d35DkPNjEPmd9ueO/rh5EiaZt2bhqiSarPjZIuIV6bPQVqcrEyvNo+AfTrRGVazle1tl597w3gfA==
+  dependencies:
+    "@types/node" "*"
+    form-data "^4.0.0"
+
 "@types/node@*":
   version "20.4.1"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-20.4.1.tgz#a6033a8718653c50ac4962977e14d0f984d9527d"