Merge pull request #8 from Flamefire/master

Add --style support

Author: DoozyX

README.md

@@ -37,6 +37,13 @@ Available version are from 5 to 9.\
 Default: 9\
 Example: 9
 
+### `style`
+
+Style to use.\
+Results in the appropriate --style parameter.\
+Default: file\
+Example: chromium
+
 ## Example usage
 
 ```yml
@@ -53,7 +60,8 @@ jobs:
     - uses: DoozyX/clang-format-lint-action@v0.5
       with:
         source: '.'
-        exclude: './third_party'
+        exclude: './third_party ./external'
         extensions: 'h,cpp'
         clangFormatVersion: 9
+        style: chromium
 ```

action.yml

@@ -21,11 +21,17 @@ inputs:
     description: 'Version of clang-format'
     required: false
     default: '9'
+  style:
+    description: 'Formatting style to use'
+    required: false
+    default: 'file'
 runs:
   using: 'docker'
-  image: 'docker://doozy/clang-format-lint:0.5'
+  image: 'Dockerfile'
   args:
+    - --clang-format-executable /clang-format/clang-format${{ inputs.clangFormatVersion }}
+    - -r
+    - --style ${{ inputs.style }}
+    - --extensions ${{ inputs.extensions }}
+    - --exclude ${{ inputs.exclude }}
     - ${{ inputs.source }}
-    - ${{ inputs.exclude }}
-    - ${{ inputs.extensions }}
-    - ${{ inputs.clangFormatVersion }}

entrypoint.sh

@@ -2,5 +2,4 @@
 
 cd "$GITHUB_WORKSPACE"
 
-ln -s /clang-format/clang-format${INPUT_CLANGFORMATVERSION} /usr/bin/clang-format
-/run-clang-format.py -r --exclude ${INPUT_EXCLUDE} --extensions ${INPUT_EXTENSIONS} ${INPUT_SOURCE}
+/run-clang-format.py $*

run-clang-format.py

@@ -131,6 +131,8 @@ def run_clang_format_diff(args, file):
     except IOError as exc:
         raise DiffError(str(exc))
     invocation = [args.clang_format_executable, file]
+    if args.style:
+      invocation.append('-style=' + args.style)
 
     # Use of utf-8 to decode the process output.
     #
@@ -278,6 +280,10 @@ def main():
         default=[],
         help='exclude paths matching the given glob-like pattern(s)'
         ' from recursive search')
+    parser.add_argument(
+        '--style',
+        help='Formatting style to use (default: file)',
+        default='file')
 
     args = parser.parse_args()
 
@@ -329,7 +335,11 @@ def main():
         extensions=args.extensions.split(','))
 
     if not files:
-        return
+        print_trouble(parser.prog, 'No files found', use_colors=colored_stderr)
+        return ExitStatus.TROUBLE
+
+    if not args.quiet:
+      print('Processing %s files: %s' % (len(files), ', '.join(files)))
 
     njobs = args.j
     if njobs == 0: