Added support for detecting deleted files. (#188)

.github/workflows/test.yml

@@ -172,7 +172,7 @@ jobs:
           echo '${{ toJSON(steps.changed-files-specific.outputs) }}'
         shell:
           bash
-      - name: Verify any_changed files
+      - name: Verify any_changed for specific files
         if: "!contains(steps.changed-files-specific.outputs.all_modified_files, 'action.yml') && !contains(steps.changed-files-specific.outputs.all_modified_files, '.github/workflows/test.yml')"
         run: |
           if [[ "${{ steps.changed-files-specific.outputs.any_changed }}" != "false" ]]; then
@@ -181,6 +181,15 @@ jobs:
           fi
         shell:
           bash
+      - name: Verify any_deleted for specific files
+        if: "!contains(steps.changed-files-specific.outputs.deleted_files, 'action.yml') && !contains(steps.changed-files-specific.outputs.deleted_files, '.github/workflows/test.yml')"
+        run: |
+          if [[ "${{ steps.changed-files-specific.outputs.any_deleted }}" != "false" ]]; then
+            echo "Invalid output: Expected (false) got (${{ steps.changed-files-specific.outputs.any_deleted }})"
+            exit 1
+          fi
+        shell:
+          bash
       - name: Run changed-files with specific files comma check duplicates
         id: changed-files-specific-duplicate-output
         uses: ./
@@ -222,6 +231,15 @@ jobs:
           fi
         shell:
           bash
+      - name: Verify any_deleted files comma separator
+        if: "!contains(steps.changed-files-specific-comma.outputs.deleted_files, 'action.yml') && !contains(steps.changed-files-specific-comma.outputs.deleted_files, '.github/workflows/test.yml')"
+        run: |
+          if [[ "${{ steps.changed-files-specific-comma.outputs.any_deleted }}" != "false" ]]; then
+            echo "Invalid output: Expected (false) got (${{ steps.changed-files-specific-comma.outputs.any_deleted }})"
+            exit 1
+          fi
+        shell:
+          bash
       - name: Run changed-files with specific files pipe separator
         id: changed-files-specific-pipe
         uses: ./
@@ -244,6 +262,15 @@ jobs:
           fi
         shell:
           bash
+      - name: Verify any_deleted files comma separator
+        if: "!contains(steps.changed-files-specific-pipe.outputs.deleted_files, 'action.yml') && !contains(steps.changed-files-specific-pipe.outputs.deleted_files, '.github/workflows/test.yml')"
+        run: |
+          if [[ "${{ steps.changed-files-specific-pipe.outputs.any_deleted }}" != "false" ]]; then
+            echo "Invalid output: Expected (false) got (${{ steps.changed-files-specific-pipe.outputs.any_deleted }})"
+            exit 1
+          fi
+        shell:
+          bash
       - name: Run changed-files with specific files forward slash separator
         id: changed-files-specific-forward-slash
         uses: ./
@@ -266,6 +293,15 @@ jobs:
           fi
         shell:
           bash
+      - name: Verify any_deleted files comma separator
+        if: "!contains(steps.changed-files-specific-forward-slash.outputs.deleted_files, 'action.yml') && !contains(steps.changed-files-specific-forward-slash.outputs.deleted_files, '.github/workflows/test.yml')"
+        run: |
+          if [[ "${{ steps.changed-files-specific.outputs.any_deleted }}" != "false" ]]; then
+            echo "Invalid output: Expected (false) got (${{ steps.changed-files-specific-forward-slash.outputs.any_deleted }})"
+            exit 1
+          fi
+        shell:
+          bash
       - name: Run changed-files with specific files from a source file
         id: changed-files-specific-source-file
         uses: ./
@@ -275,7 +311,7 @@ jobs:
             test/changed-files-list.txt
           files: |
             .github/workflows/rebase.yml
-      - name: Verify any_changed files
+      - name: Verify any_changed from source files
         if: "!contains(steps.changed-files-specific-source-file.outputs.all_modified_files, 'action.yml') && !contains(steps.changed-files-specific-source-file.outputs.all_modified_files, '.github/workflows/test.yml')"
         run: |
           if [[ "${{ steps.changed-files-specific-source-file.outputs.any_changed }}" != "false" ]]; then
@@ -284,6 +320,15 @@ jobs:
           fi
         shell:
           bash
+      - name: Verify any_deleted from source files
+        if: "!contains(steps.changed-files-specific-source-file.outputs.deleted_files, 'action.yml') && !contains(steps.changed-files-specific-source-file.outputs.deleted_files, '.github/workflows/test.yml')"
+        run: |
+          if [[ "${{ steps.changed-files-specific-source-file.outputs.any_deleted }}" != "false" ]]; then
+            echo "Invalid output: Expected (false) got (${{ steps.changed-files-specific-source-file.outputs.any_deleted }})"
+            exit 1
+          fi
+        shell:
+          bash
       - name: Show output
         run: |
           echo '${{ toJSON(steps.changed-files-specific-source-file.outputs) }}'
@@ -296,6 +341,11 @@ jobs:
           files_from_source_file: |
             test/changed-files-list.txt
           separator: ","
+      - name: Show output
+        run: |
+          echo '${{ toJSON(steps.changed-files-specific-comma-source-file.outputs) }}'
+        shell:
+          bash
       - name: Verify any_changed files comma separator
         if: "!contains(steps.changed-files-specific-comma-source-file.outputs.all_modified_files, 'action.yml') && !contains(steps.changed-files-specific-comma-source-file.outputs.all_modified_files, '.github/workflows/test.yml')"
         run: |
@@ -305,9 +355,13 @@ jobs:
           fi
         shell:
           bash
-      - name: Show output
+      - name: Verify any_deleted files with comma separator
+        if: "!contains(steps.changed-files-specific-comma-source-file.outputs.deleted_files, 'action.yml') && !contains(steps.changed-files-specific-comma-source-file.outputs.deleted_files, '.github/workflows/test.yml')"
         run: |
-          echo '${{ toJSON(steps.changed-files-specific-comma-source-file.outputs) }}'
+          if [[ "${{ steps.changed-files-specific-comma-source-file.outputs.any_deleted }}" != "false" ]]; then
+            echo "Invalid output: Expected (false) got (${{ steps.changed-files-specific-comma-source-file.outputs.any_deleted }})"
+            exit 1
+          fi
         shell:
           bash
       - name: Run changed-files with custom sha
@@ -354,6 +408,15 @@ jobs:
           fi
         shell:
           bash
+      - name: Verify only_deleted files
+        if: steps.changed-files-specific-only-changed.outputs.other_deleted_files != ''
+        run: |
+          if [[ "${{ steps.changed-files-specific-only-changed.outputs.only_deleted }}" != "false" ]]; then
+            echo "Invalid output: Expected (false) got (${{ steps.changed-files-specific-only-changed.outputs.only_deleted }})"
+            exit 1
+          fi
+        shell:
+          bash
       - name: Show output
         run: |
           echo '${{ toJSON(steps.changed-files-specific-only-changed.outputs) }}'

README.md

@@ -83,6 +83,8 @@ jobs:
 |:--------------------:|:------------:|:----------------------------------:|:----------------------------------------:|
 | any_changed          |  `string`    |  `true` OR `false`                 | Returns `true` when any <br /> of the filenames provided using <br /> the `files` input has changed. <br /> i.e. *using a combination of all added, <br />copied, modified and renamed files (ACMR).* |
 | only_changed          |  `string`    |  `true` OR `false`                 | Returns `true` when only <br /> files provided using <br /> the `files` input have changed. |
+| any_deleted          |  `string`    |  `true` OR `false`                 | Returns `true` when any <br /> of the filenames provided using <br /> the `files` input has been deleted. |
+| only_deleted          |  `string`    |  `true` OR `false`                 | Returns `true` when only <br /> files provided using <br /> the `files` input has been deleted. |
 | other_changed_files   |  `string`    |  `'new.txt path/to/file.png ...'`  | Select all other changed files <br/> not listed in the files input <br /> i.e. *a  combination of all added, <br /> copied and modified files (ACMR).*  |
 | all_modified_files   |  `string`    |  `'new.txt path/to/file.png ...'`  |  Select all modified files <br /> i.e. *a combination of all added, <br />copied, modified and renamed files (ACMR).*  |
 | all_changed_and_modified_files    |  `string`    |  `'new.txt path/to/file.png ...'`  |  Select all changed <br /> and modified files <br /> i.e. *a combination of (ACMRDTUX).*  |
@@ -164,6 +166,20 @@ jobs:
         run: |
           echo "Only files listed above have changed."
 
+      - name: Run step if any of the listed files above is deleted
+        if: steps.changed-files.outputs.any_deleted == "true"
+        run: |
+          for file in "${{ steps.changed-files.outputs.deleted_files }}"; do
+            echo "$file was deleted"
+          done
+
+      - name: Run step if all listed files above have been deleted
+        if: steps.changed-files.outputs.only_deleted == "true"
+        run: |
+          for file in "${{ steps.changed-files.outputs.deleted_files }}"; do
+            echo "$file was deleted"
+          done
+
       - name: Use a source file or list of file(s) to populate to files input.
         id: changed-files-specific-source-file
         uses: tj-actions/changed-files@v1.1.0
@@ -203,7 +219,6 @@ jobs:
         uses: tj-actions/changed-files@v1.1.0
         with:
           path: subfolder
-
 ```
 
 ### Running [pre-commit](https://pre-commit.com/) on all modified files

action.yml

@@ -64,11 +64,20 @@ outputs:
     description: Return true only when any files provided using the files input have changed.
     value: ${{ steps.changed-files.outputs.any_changed }}
   only_changed:
-    description: Return true only when only files provided using the files input have changed.
+    description: Return true when all files provided using the files input have changed.
     value: ${{ steps.changed-files.outputs.only_changed }}
   other_changed_files:
     description: Return list of changed files not listed in the files input.
     value: ${{ steps.changed-files.outputs.other_changed_files }}
+  any_deleted:
+    description: Return true only when any files provided using the files input have been deleted.
+    value: ${{ steps.changed-files.outputs.any_deleted }}
+  only_deleted:
+    description: Return true when all files provided using the files input have been deleted.
+    value: ${{ steps.changed-files.outputs.only_deleted }}
+  other_deleted_files:
+    description: Return list of deleted files not listed in the files input.
+    value: ${{ steps.changed-files.outputs.other_deleted_files }}
 
 runs:
   using: 'composite'

entrypoint.sh

@@ -125,11 +125,12 @@ else
   ALL_CHANGED_AND_MODIFIED=$(echo "${ALL_CHANGED_ARRAY[*]}" | tr " " "\n" | sort -u | awk -v d="$INPUT_SEPARATOR" '{s=(NR==1?s:s d)$0}END{print s}')
   ALL_MODIFIED_FILES=$(echo "${ALL_MODIFIED_FILES_ARRAY[*]}" | tr " " "\n" | sort -u | awk -v d="$INPUT_SEPARATOR" '{s=(NR==1?s:s d)$0}END{print s}')
 
-  ALL_OTHER_CHANGED_FILES=$(git diff --diff-filter="ACMR" --name-only "$PREVIOUS_SHA" "$CURRENT_SHA")
+  ALL_OTHER_MODIFIED_FILES=$(git diff --diff-filter="ACMR" --name-only "$PREVIOUS_SHA" "$CURRENT_SHA")
-  IFS=" " read -r -a UNIQUE_ALL_MODIFIED_FILES_ARRAY <<< "$(echo "${ALL_MODIFIED_FILES_ARRAY[*]}" | tr " " "\n" | sort -u | tr "\n" " ")"
-  IFS=" " read -r -a OTHER_CHANGED_FILES_ARRAY <<< "$(echo "${ALL_OTHER_CHANGED_FILES[@]}" "${UNIQUE_ALL_MODIFIED_FILES[@]}" | tr " " "\n" | sort | uniq -u | tr "\n" " ")"
 
-  OTHER_CHANGED_FILES=$(echo "${OTHER_CHANGED_FILES_ARRAY[*]}" | tr " " "\n" | sort -u | awk -v d="$INPUT_SEPARATOR" '{s=(NR==1?s:s d)$0}END{print s}')
+  IFS=" " read -r -a UNIQUE_ALL_MODIFIED_FILES_ARRAY <<< "$(echo "${ALL_MODIFIED_FILES_ARRAY[*]}" | tr " " "\n" | sort -u | tr "\n" " ")"
+  IFS=" " read -r -a OTHER_MODIFIED_FILES_ARRAY <<< "$(echo "${ALL_OTHER_MODIFIED_FILES[@]}" "${UNIQUE_ALL_MODIFIED_FILES_ARRAY[@]}" | tr " " "\n" | sort | uniq -u | tr "\n" " ")"
+
+  OTHER_MODIFIED_FILES=$(echo "${OTHER_MODIFIED_FILES_ARRAY[*]}" | tr " " "\n" | sort -u | awk -v d="$INPUT_SEPARATOR" '{s=(NR==1?s:s d)$0}END{print s}')
 
   echo "Matching modified files: ${UNIQUE_ALL_MODIFIED_FILES_ARRAY[*]}"
 
@@ -139,13 +140,36 @@ else
     echo "::set-output name=any_changed::false"
   fi
 
-  if [[ -n "${OTHER_CHANGED_FILES_ARRAY[*]}" ]]; then
+  if [[ -n "${OTHER_MODIFIED_FILES_ARRAY[*]}" ]]; then
-    echo "Non Matching modified files: ${OTHER_CHANGED_FILES_ARRAY[*]}"
+    echo "Non Matching modified files: ${OTHER_MODIFIED_FILES_ARRAY[*]}"
     echo "::set-output name=only_changed::false"
-    echo "::set-output name=other_changed_files::$OTHER_CHANGED_FILES"
+    echo "::set-output name=other_changed_files::$OTHER_MODIFIED_FILES"
-  else
+  elif [[ -n "${UNIQUE_ALL_MODIFIED_FILES_ARRAY[*]}" ]]; then
     echo "::set-output name=only_changed::true"
   fi
+
+  OTHER_DELETED_FILES=$(git diff --diff-filter=D --name-only "$PREVIOUS_SHA" "$CURRENT_SHA")
+
+  IFS=" " read -r -a UNIQUE_DELETED_FILES_ARRAY <<< "$(echo "${DELETED_ARRAY[*]}" | tr " " "\n" | sort -u | tr "\n" " ")"
+  IFS=" " read -r -a OTHER_DELETED_FILES_ARRAY <<< "$(echo "${OTHER_DELETED_FILES[@]}" "${UNIQUE_DELETED_FILES_ARRAY[@]}" | tr " " "\n" | sort | uniq -u | tr "\n" " ")"
+
+  OTHER_DELETED_FILES=$(echo "${OTHER_DELETED_FILES_ARRAY[*]}" | tr " " "\n" | sort -u | awk -v d="$INPUT_SEPARATOR" '{s=(NR==1?s:s d)$0}END{print s}')
+
+  echo "Matching modified files: ${UNIQUE_DELETED_FILES_ARRAY[*]}"
+
+  if [[ -n "${UNIQUE_DELETED_FILES_ARRAY[*]}" ]]; then
+    echo "::set-output name=any_deleted::true"
+  else
+    echo "::set-output name=any_deleted::false"
+  fi
+
+  if [[ -n "${OTHER_DELETED_FILES_ARRAY[*]}" ]]; then
+    echo "Non Matching modified files: ${OTHER_DELETED_FILES_ARRAY[*]}"
+    echo "::set-output name=only_deleted::false"
+    echo "::set-output name=other_deleted_files::$OTHER_DELETED_FILES"
+  elif [[ -n "${UNIQUE_DELETED_FILES_ARRAY[*]}" ]]; then
+    echo "::set-output name=only_deleted::true"
+  fi
 fi
 
 echo "Added files: $ADDED"