From f640b1bccf4837450f9d623e60f2ebaab7686658 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eligio=20Mari=C3=B1o?=
 <22875166+gmeligio@users.noreply.github.com>
Date: Thu, 27 Mar 2025 23:14:54 +0100
Subject: [PATCH 1/5] fix: do not error if there are no changes

---
 action.yml | 1 -
 1 file changed, 1 deletion(-)

diff --git a/action.yml b/action.yml
index bbd2e8e3..646c35d5 100644
--- a/action.yml
+++ b/action.yml
@@ -119,7 +119,6 @@ runs:
         
         if [[ "$additions" == "" && "$deletions" == "" ]]; then
           echo "No changes to commit"
-          exit 1
         fi
         
         if [[ "$additions" == "" ]]; then

From e191f697f10d45226c79bd2b4949c03f6a077f28 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eligio=20Mari=C3=B1o?=
 <22875166+gmeligio@users.noreply.github.com>
Date: Sat, 5 Apr 2025 12:55:58 +0200
Subject: [PATCH 2/5] fix: support no changes

---
 .github/workflows/test.yml | 41 +++++++++++++++++++++++++++++++++++++-
 action.yml                 |  4 ++++
 2 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 87cf1581..610d90dc 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -450,4 +450,43 @@ jobs:
             exit 1
           fi
 
-          echo "Validation passed: changedFilesIfAvailable is $changedFilesIfAvailable."
\ No newline at end of file
+          echo "Validation passed: changedFilesIfAvailable is $changedFilesIfAvailable."
+
+  test-no-changes: # make sure the action works on a clean machine without building
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          ref: ${{ github.head_ref || github.ref }}
+      - name: Setup test branch
+        id: setup-test-branch
+        run: |
+          BRANCH_NAME="test_no-changes-$(date +%s)"
+
+          git config --global user.name 'github-actions[bot]'
+          git config --global user.email 'github-actions[bot]@users.noreply.github.com'
+
+          git checkout -b $BRANCH_NAME
+          git push --set-upstream origin $BRANCH_NAME
+
+          # output status here to manually verify file changes
+          git status --porcelain=v2 --branch --untracked-files=no
+
+          echo "branch-name=$BRANCH_NAME" >> $GITHUB_OUTPUT
+      - uses: ./
+        id: test-action
+        with:
+          token: ${{ github.token }}
+          stage-all-files: true
+          commit-message: ${{ steps.setup-test-branch.outputs.branch-name }}
+      - name: Delete test branch
+        run: |
+          git push --force --delete origin ${{ steps.setup-test-branch.outputs.branch-name }}
+      - name: Check output
+        run: |
+          if [[ -z "${{ steps.test-action.outputs.commit-response }}" ]]; then
+            echo "Validation passed: commit-response is empty."
+          else
+            echo "Error: commit-response is expected to be empty but got not empty."
+            exit 1
+          fi
diff --git a/action.yml b/action.yml
index 646c35d5..48cfcbce 100644
--- a/action.yml
+++ b/action.yml
@@ -119,6 +119,8 @@ runs:
         
         if [[ "$additions" == "" && "$deletions" == "" ]]; then
           echo "No changes to commit"
+          echo "any_changed=false"  >> $GITHUB_OUTPUT
+          exit 0
         fi
         
         if [[ "$additions" == "" ]]; then
@@ -130,10 +132,12 @@ runs:
         fi
 
         # Set outputs for the next step
+        echo "any_changed=true"  >> $GITHUB_OUTPUT
         echo "additions=$additions" >> $GITHUB_OUTPUT
         echo "deletions=$deletions" >> $GITHUB_OUTPUT
 
     - name: Commit changes
+      if: ${{ steps.additions-and-deletions.outputs.any_changed == 'true' }}
       shell: bash
       id: commit-changes
       run: |

From 1c970467071e90ca51e278b373aaf4c811e99c24 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eligio=20Mari=C3=B1o?=
 <22875166+gmeligio@users.noreply.github.com>
Date: Thu, 10 Apr 2025 18:49:07 +0200
Subject: [PATCH 3/5] feat: add success-if-no-changes

---
 .github/workflows/test.yml | 61 ++++++++++++++++++++++++++++++++++++--
 action.yml                 | 11 ++++++-
 2 files changed, 69 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 610d90dc..a3a065d3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -452,7 +452,7 @@ jobs:
 
           echo "Validation passed: changedFilesIfAvailable is $changedFilesIfAvailable."
 
-  test-no-changes: # make sure the action works on a clean machine without building
+  test-fail-if-no-changes: # make sure the action works on a clean machine without building
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
@@ -475,14 +475,67 @@ jobs:
           echo "branch-name=$BRANCH_NAME" >> $GITHUB_OUTPUT
       - uses: ./
         id: test-action
+        continue-on-error: true
         with:
           token: ${{ github.token }}
           stage-all-files: true
           commit-message: ${{ steps.setup-test-branch.outputs.branch-name }}
+      - name: Check output is failure
+        if: ${{ failure() }}
+        run: |
+          if [[ -z "${{ steps.test-action.outputs.commit-response }}" ]]; then
+            echo "Validation passed: commit-response is empty."
+          else
+            echo "Error: commit-response is expected to be empty but got not empty."
+            exit 1
+          fi
+      - name: Check output is success
+        if: ${{ success() }}
+        run: |
+          echo "Error: action status is expected to be failure but got success."
+          exit 1
       - name: Delete test branch
+        if: ${{ always() }}
         run: |
           git push --force --delete origin ${{ steps.setup-test-branch.outputs.branch-name }}
-      - name: Check output
+      
+
+  test-success-if-no-changes: # make sure the action works on a clean machine without building
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          ref: ${{ github.head_ref || github.ref }}
+      - name: Setup test branch
+        id: setup-test-branch
+        run: |
+          BRANCH_NAME="test_no-changes-$(date +%s)"
+
+          git config --global user.name 'github-actions[bot]'
+          git config --global user.email 'github-actions[bot]@users.noreply.github.com'
+
+          git checkout -b $BRANCH_NAME
+          git push --set-upstream origin $BRANCH_NAME
+
+          # output status here to manually verify file changes
+          git status --porcelain=v2 --branch --untracked-files=no
+
+          echo "branch-name=$BRANCH_NAME" >> $GITHUB_OUTPUT
+      - uses: ./
+        id: test-action
+        continue-on-error: true
+        with:
+          token: ${{ github.token }}
+          stage-all-files: true
+          success-if-no-changes: true
+          commit-message: ${{ steps.setup-test-branch.outputs.branch-name }}
+      - name: Check output is failure
+        if: ${{ failure() }}
+        run: |
+          echo "Error: action status is expected to be success but got failure."
+          exit 1  
+      - name: Check output is success
+        if: ${{ success() }}
         run: |
           if [[ -z "${{ steps.test-action.outputs.commit-response }}" ]]; then
             echo "Validation passed: commit-response is empty."
@@ -490,3 +543,7 @@ jobs:
             echo "Error: commit-response is expected to be empty but got not empty."
             exit 1
           fi
+      - name: Delete test branch
+        if: ${{ always() }}
+        run: |
+          git push --force --delete origin ${{ steps.setup-test-branch.outputs.branch-name }}
\ No newline at end of file
diff --git a/action.yml b/action.yml
index 48cfcbce..fb3e0faa 100644
--- a/action.yml
+++ b/action.yml
@@ -14,6 +14,10 @@ inputs:
     required: true
     description: 'Whether to additionally stage all changed files in the repo prior to committing: true/false'
     default: 'false'
+  success-if-no-changes:
+    required: true
+    description: 'Whether to return success if no changes are detected: true/false'
+    default: 'false'
   token:
     required: true
     description: 'GitHub access token with permissions to write to repo'
@@ -120,7 +124,12 @@ runs:
         if [[ "$additions" == "" && "$deletions" == "" ]]; then
           echo "No changes to commit"
           echo "any_changed=false"  >> $GITHUB_OUTPUT
-          exit 0
+
+          if [[ "${{ inputs.success-if-no-changes }}" == "true" ]]; then
+            exit 0
+          else
+            exit 1
+          fi
         fi
         
         if [[ "$additions" == "" ]]; then

From 88056993b31b247dd5767729f882515ddf34cf08 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eligio=20Mari=C3=B1o?=
 <22875166+gmeligio@users.noreply.github.com>
Date: Thu, 10 Apr 2025 18:52:32 +0200
Subject: [PATCH 4/5] chore: add line at end of file

---
 .github/workflows/test.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a3a065d3..404897ed 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -546,4 +546,4 @@ jobs:
       - name: Delete test branch
         if: ${{ always() }}
         run: |
-          git push --force --delete origin ${{ steps.setup-test-branch.outputs.branch-name }}
\ No newline at end of file
+          git push --force --delete origin ${{ steps.setup-test-branch.outputs.branch-name }}

From b2c0b64b5a8d21166e77f93609d13ddec77fe523 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eligio=20Mari=C3=B1o?=
 <22875166+gmeligio@users.noreply.github.com>
Date: Thu, 10 Apr 2025 19:45:15 +0200
Subject: [PATCH 5/5] Apply suggestions from code review

Co-authored-by: Adam Bannach <113929542+abannachGrafana@users.noreply.github.com>
---
 .github/workflows/test.yml | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 404897ed..7f6a8cb9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -456,12 +456,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
-        with:
-          ref: ${{ github.head_ref || github.ref }}
       - name: Setup test branch
         id: setup-test-branch
         run: |
-          BRANCH_NAME="test_no-changes-$(date +%s)"
+          BRANCH_NAME="test_failure_no-changes-$(date +%s)"
 
           git config --global user.name 'github-actions[bot]'
           git config --global user.email 'github-actions[bot]@users.noreply.github.com'
@@ -478,7 +476,6 @@ jobs:
         continue-on-error: true
         with:
           token: ${{ github.token }}
-          stage-all-files: true
           commit-message: ${{ steps.setup-test-branch.outputs.branch-name }}
       - name: Check output is failure
         if: ${{ failure() }}
@@ -499,17 +496,14 @@ jobs:
         run: |
           git push --force --delete origin ${{ steps.setup-test-branch.outputs.branch-name }}
       
-
   test-success-if-no-changes: # make sure the action works on a clean machine without building
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
-        with:
-          ref: ${{ github.head_ref || github.ref }}
       - name: Setup test branch
         id: setup-test-branch
         run: |
-          BRANCH_NAME="test_no-changes-$(date +%s)"
+          BRANCH_NAME="test_success_no-changes-$(date +%s)"
 
           git config --global user.name 'github-actions[bot]'
           git config --global user.email 'github-actions[bot]@users.noreply.github.com'
@@ -526,7 +520,6 @@ jobs:
         continue-on-error: true
         with:
           token: ${{ github.token }}
-          stage-all-files: true
           success-if-no-changes: true
           commit-message: ${{ steps.setup-test-branch.outputs.branch-name }}
       - name: Check output is failure