Add retry logic to fetch (withastro#1303)

package.json

@@ -48,6 +48,7 @@
     "htmlparser2": "^7.2.0",
     "kleur": "^4.1.5",
     "node-fetch": "^3.2.10",
+    "p-retry": "^5.1.1",
     "parse-numeric-range": "^1.3.0",
     "preact": "^10.10.1",
     "prettier": "^2.7.1",

scripts/lib/github-get.mjs

@@ -1,25 +1,29 @@
 import fetch from 'node-fetch';
+import pRetry, { AbortError } from 'p-retry';
 
 /**
  * Fetch a URL from the GitHub API and resolve its JSON response.
  * @param {{ url: string; githubToken?: string }} options
  * @returns {Promise<any>}
  */
 export async function githubGet({ url, githubToken = undefined }) {
-	const headers = {
-		Accept: 'application/vnd.github.v3+json',
-	};
-	if (githubToken) {
-		headers.Authorization = `token ${githubToken}`;
-	}
-	const response = await fetch(url, {
-		headers,
-	});
-	const json = await response.json();
+	return await pRetry(
+		async () => {
+			const headers = {
+				Accept: 'application/vnd.github.v3+json',
+			};
+			if (githubToken) {
+				headers.Authorization = `token ${githubToken}`;
+			}
+			const response = await fetch(url, { headers });
+			const json = await response.json();
 
-	if (!response.ok) {
-		throw new Error(`GitHub API call failed: GET "${url}" returned status ${response.status}: ${JSON.stringify(json)}`);
-	}
+			if (!response.ok) {
+				throw new AbortError(`GitHub API call failed: GET "${url}" returned status ${response.status}: ${JSON.stringify(json)}`);
+			}
 
-	return json;
+			return json;
+		},
+		{ retries: 5 }
+	);
 }