White space config (#3)

* fix pre-commit

* add CI test

Author: casperdcl

.github/workflows/check.yml

@@ -0,0 +1,13 @@
+name: Check
+on:
+- push
+- pull_request
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    name: pre-commit
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-python@v2
+    - run: sudo apt-get install -yqq clang-format
+    - uses: pre-commit/[email protected]

.pre-commit-config.yaml

@@ -3,4 +3,4 @@ repos:
     rev: master
     hooks:
     -   id: clang-format
-        files: \.(c|cc|cxx|cpp|h|hpp|hxx|inl|txx)
+        files: \.(c|cc|cxx|cpp|h|hpp|hxx|inl|txx)$