feat: Add .clang-format and .clang-tidy

Part of #2

.clang-format

@@ -0,0 +1,7 @@
+---
+BasedOnStyle: LLVM
+IndentWidth: 4
+---
+Language: Cpp
+Standard: c++17
+UseTab: Never

.clang-tidy

@@ -0,0 +1,33 @@
+---
+FormatStyle: llvm
+CheckOptions:
+  - key: readability-identifier-naming.ClassCase
+    value: CamelCase
+  - key: readability-identifier-naming.ClassConstantCase
+    value: UPPER_CASE
+  - key: readability-identifier-naming.ClassMemberCase
+    value: lower_case
+  - key: readability-identifier-naming.ClassMethodCase
+    value: camelBack
+  - key: readability-identifier-naming.ConstantCase
+    value: UPPER_CASE
+  - key: readability-identifier-naming.EnumCase
+    value: CamelCase
+  - key: readability-identifier-naming.EnumConstantCase
+    value: UPPER_CASE
+  - key: readability-identifier-naming.FunctionCase
+    value: camelBack
+  - key: readability-identifier-naming.LocalVariableCase
+    value: lower_case
+  - key: readability-identifier-naming.MemberCase
+    value: lower_case
+  - key: readability-identifier-naming.MethodCase
+    value: camelBack
+  - key: readability-identifier-naming.NamespaceCase
+    value: lower_case
+  - key: readability-identifier-naming.ParameterCase
+    value: lower_case
+  - key: readability-identifier-naming.StructCase
+    value: CamelCase
+  - key: readability-identifier-naming.VariableCase
+    value: lower_case

include/filc/filc.h

@@ -10,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -28,4 +28,4 @@
 
 auto hello_world() -> std::string;
 
-#endif //FILC_FILC_H
+#endif // FILC_FILC_H

main.cpp

@@ -10,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

src/filc.cpp

@@ -10,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -23,6 +23,4 @@
  */
 #include "filc/filc.h"
 
-auto hello_world() -> std::string {
-    return "Hello World!";
-}
+auto hello_world() -> std::string { return "Hello World!"; }

tests/unit/test.cpp

@@ -10,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -21,9 +21,7 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-#include <gtest/gtest.h>
 #include <filc/filc.h>
+#include <gtest/gtest.h>
 
-TEST(filc, hello_world) {
-    ASSERT_STREQ("Hello World!", hello_world().c_str());
-}
+TEST(filc, hello_world) { ASSERT_STREQ("Hello World!", hello_world().c_str()); }

tools/nix/default.nix

@@ -2,4 +2,5 @@
 
 [
   (import ./pinned-bazel.nix { inherit pkgs; })
+  (import ./pinned-clang.nix { inherit pkgs; })
 ]

tools/nix/pinned-clang.nix

@@ -0,0 +1,5 @@
+{ pkgs }:
+
+[
+  pkgs.libclang
+]