fix: clean up tags if release fails

git.ts

@@ -43,6 +43,14 @@ export default {
     return bash(`git push origin ${tag}`);
   },
 
+  deleteLocalTag(tag: string): Promise<string> {
+    return bash(`git tag -d ${tag}`);
+  },
+
+  deleteRemoteTag(tag: string): Promise<string> {
+    return bash(`git push --delete origin ${tag}`);
+  },
+
   async repoInfo(): Promise<{ repo: string; owner: string }> {
     const { project: repo, owner } = parseRepo(
       await bash("git remote get-url origin"),

shipit.ts

@@ -69,6 +69,17 @@ console.log("New remote tag created:", `${nextVer}\n`);
 
 // Create Github release.
 logHeader("Creating new Github release...");
-const url = await github.release(nextVer, { major, minor, patch, docs });
+
+let url: string;
+try {
+  url = await github.release(nextVer, { major, minor, patch, docs });
+} catch (error) {
+  // Something went wrong, so delete the local and remote tag and bail.
+  console.error(error);
+  await git.deleteLocalTag(nextVer);
+  await git.deleteRemoteTag(nextVer);
+  Deno.exit(0);
+}
+
 console.log("Successfully created new Github release! 🎉");
 console.log("View it here:", url);