fix: merge status output not working (#571)

* fix: merge status output not working

* Dependabot/output doesnot seem to appear#539 (#574)

* Fixes dependabot/output-doesnot-seem-to-appear#539

* #539 adding random merge status key to verify

* #539 adding random merge status keys

* #539 removed log messages. Added workflow id to workflow

* #539 added workflow id to action yaml

* #539 removed unneeded changes in action yaml file

* fix #539 added new merge status for auto merge

* #539 added testcase for auto merge (#576)

* chore: rename main to approver in workflow

---------

Co-authored-by: Phanindra Neralla <158252118+PhanindraNeralla@users.noreply.github.com>

Author: simoneb

README.md

@@ -37,9 +37,9 @@ Error: Resource not accessible by integration
 
 ## Output
 
-| outputs      | Description                                                                                                                                                                                                                                                              |
-| ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
-| merge_status | The result status of the merge. It can be one of the following: `approved`, `merged`, `merge_failed`, `skipped:commit_verification_failed`, `skipped:not_a_dependabot_pr`, `skipped:cannot_update_major`, `skipped:bump_higher_than_target`, `skipped:packaged_excluded` |
+| outputs      | Description                                                                                                                                                                                                                                                                            |
+| ------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
+| merge_status | The result status of the merge. It can be one of the following: `approved`, `merged`, `auto_merge`, `merge_failed`, `skipped:commit_verification_failed`, `skipped:not_a_dependabot_pr`, `skipped:cannot_update_major`, `skipped:bump_higher_than_target`, `skipped:packaged_excluded` |
 
 ## Examples
 

action.yml

@@ -47,6 +47,11 @@ inputs:
     description: 'If true, the action will not validate the user or the commit verification status'
     default: false
 
+outputs:
+  merge_status:
+    description: 'Merge status'
+    value: ${{ steps.approver.outputs.merge_status }}
+
 runs:
   using: 'composite'
   steps:
@@ -56,9 +61,10 @@ runs:
       if: github.event_name == 'pull_request' && (github.actor == 'dependabot[bot]' || inputs.skip-verification == 'true')
       with:
         skip-commit-verification: ${{ inputs.skip-commit-verification }}
-        skip-verification :  ${{ inputs.skip-verification }}
+        skip-verification: ${{ inputs.skip-verification }}
     - name: Merge/approve PR
       uses: actions/github-script@v7
+      id: approver
       with:
         github-token: ${{ inputs.github-token }}
         script: |

dist/index.js

@@ -2906,7 +2906,6 @@ module.exports = async function run({
     toolkit.logActionRefWarning()
 
     const { pull_request } = context.payload
-
     if (!pull_request && !PR_NUMBER) {
       core.setOutput(MERGE_STATUS_KEY, MERGE_STATUS.skippedNotADependabotPr)
       return logError(
@@ -3005,6 +3004,7 @@ ${changedExcludedPackages.join(', ')}. Skipping.`)
 
     if (USE_GITHUB_AUTO_MERGE) {
       await client.enableAutoMergePullRequest(pr.node_id, MERGE_METHOD)
+      core.setOutput(MERGE_STATUS_KEY, MERGE_STATUS.autoMerge)
       return logInfo('USE_GITHUB_AUTO_MERGE set, PR was marked as auto-merge')
     }
 
@@ -3281,6 +3281,7 @@ exports.getTarget = (
 exports.MERGE_STATUS = {
   approved: 'approved',
   merged: 'merged',
+  autoMerge: 'auto_merge',
   mergeFailed: 'merge_failed',
   skippedCommitVerificationFailed: 'skipped:commit_verification_failed',
   skippedNotADependabotPr: 'skipped:not_a_dependabot_pr',

src/action.js

@@ -47,7 +47,6 @@ module.exports = async function run({
     toolkit.logActionRefWarning()
 
     const { pull_request } = context.payload
-
     if (!pull_request && !PR_NUMBER) {
       core.setOutput(MERGE_STATUS_KEY, MERGE_STATUS.skippedNotADependabotPr)
       return logError(
@@ -146,6 +145,7 @@ ${changedExcludedPackages.join(', ')}. Skipping.`)
 
     if (USE_GITHUB_AUTO_MERGE) {
       await client.enableAutoMergePullRequest(pr.node_id, MERGE_METHOD)
+      core.setOutput(MERGE_STATUS_KEY, MERGE_STATUS.autoMerge)
       return logInfo('USE_GITHUB_AUTO_MERGE set, PR was marked as auto-merge')
     }
 

src/util.js

@@ -71,6 +71,7 @@ exports.getTarget = (
 exports.MERGE_STATUS = {
   approved: 'approved',
   merged: 'merged',
+  autoMerge: 'auto_merge',
   mergeFailed: 'merge_failed',
   skippedCommitVerificationFailed: 'skipped:commit_verification_failed',
   skippedNotADependabotPr: 'skipped:not_a_dependabot_pr',

test/action.test.js

@@ -631,6 +631,11 @@ tap.test('should review and enable github auto-merge', async () => {
   sinon.assert.notCalled(stubs.coreStub.setFailed)
   sinon.assert.calledOnce(stubs.approveStub)
   sinon.assert.calledOnce(stubs.enableAutoMergeStub)
+  sinon.assert.calledWith(
+    stubs.coreStub.setOutput,
+    MERGE_STATUS_KEY,
+    MERGE_STATUS.autoMerge,
+  )
 })
 
 tap.test('should forbid major when target is minor', async () => {