Avoid changing HEAD when executing publish (#81)

src/gitUtils.ts

@@ -22,20 +22,20 @@ export const pullBranch = async (branch: string) => {
 
 export const push = async (
   branch: string,
-  { force, includeTags }: { force?: boolean; includeTags?: boolean } = {}
+  { force }: { force?: boolean } = {}
 ) => {
   await exec(
     "git",
-    [
-      "push",
-      "origin",
-      `HEAD:${branch}`,
-      includeTags && "--tags",
-      force && "--force",
-    ].filter<string>(Boolean as any)
+    ["push", "origin", `HEAD:${branch}`, force && "--force"].filter<string>(
+      Boolean as any
+    )
   );
 };
 
+export const pushTags = async () => {
+  await exec("git", ["push", "origin", "--tags"]);
+};
+
 export const switchToMaybeExistingBranch = async (branch: string) => {
   let { stderr } = await execWithOutput("git", ["checkout", branch], {
     ignoreReturnCode: true,

src/run.ts

@@ -69,7 +69,6 @@ export async function runPublish({
   githubToken,
   cwd = process.cwd(),
 }: PublishOptions): Promise<PublishResult> {
-  let branch = github.context.ref.replace("refs/heads/", "");
   let octokit = github.getOctokit(githubToken);
   let [publishCommand, ...publishArgs] = script.split(/\s+/);
 
@@ -79,8 +78,7 @@ export async function runPublish({
     { cwd }
   );
 
-  await gitUtils.pullBranch(branch);
-  await gitUtils.push(branch, { includeTags: true });
+  await gitUtils.pushTags();
 
   let { packages, tool } = await getPackages(cwd);
   let releasedPackages: Package[] = [];