fix: pr ref to branch head (#37)

* fix: update the ref for PRs to use the branch head * chore: build latest version
CircleCI-Public · Dec 15, 2022 · 63a07f8 · 63a07f8
1 parent db79717
commit 63a07f8
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Showing 3 changed files with 11 additions and 8 deletions.
diff --git a/.gitignore b/.gitignore
@@ -1,3 +1,4 @@
 node_modules/
 .DS_Store
 .idea
+.vscode
diff --git a/dist/index.js b/dist/index.js
@@ -12707,14 +12707,15 @@ const repoName = _actions_github__WEBPACK_IMPORTED_MODULE_1__.context.repo.repo;
 (0,_actions_core__WEBPACK_IMPORTED_MODULE_0__.info)(`Org: ${repoOrg}`);
 (0,_actions_core__WEBPACK_IMPORTED_MODULE_0__.info)(`Repo: ${repoName}`);
 const ref = _actions_github__WEBPACK_IMPORTED_MODULE_1__.context.ref;
-const headRef = process.env.GITHUB_HEAD_REF;
 
 const getBranch = () => {
   if (ref.startsWith("refs/heads/")) {
     return ref.substring(11);
-  } else if (ref.startsWith("refs/pull/") && headRef) {
-    (0,_actions_core__WEBPACK_IMPORTED_MODULE_0__.info)(`This is a PR. Using head ref ${headRef} instead of ${ref}`);
-    return headRef;
+  } else if (ref.startsWith("refs/pull/")) {
+    (0,_actions_core__WEBPACK_IMPORTED_MODULE_0__.info)(`This is a PR. Using head PR branch`);
+    const pullRequestNumber = ref.match(/refs\/pull\/([0-9]*)\//)[1];
+    const newref = `pull/${pullRequestNumber}/head`;
+    return newref;
   }
   return ref;
 };

diff --git a/index.js b/index.js
@@ -15,14 +15,15 @@ const repoName = context.repo.repo;
 info(`Org: ${repoOrg}`);
 info(`Repo: ${repoName}`);
 const ref = context.ref;
-const headRef = process.env.GITHUB_HEAD_REF;
 
 const getBranch = () => {
   if (ref.startsWith("refs/heads/")) {
     return ref.substring(11);
-  } else if (ref.startsWith("refs/pull/") && headRef) {
-    info(`This is a PR. Using head ref ${headRef} instead of ${ref}`);
-    return headRef;
+  } else if (ref.startsWith("refs/pull/")) {
+    info(`This is a PR. Using head PR branch`);
+    const pullRequestNumber = ref.match(/refs\/pull\/([0-9]*)\//)[1];
+    const newref = `pull/${pullRequestNumber}/head`;
+    return newref;
   }
   return ref;
 };