Makefile: add clang-format

.clang-format

@@ -0,0 +1,28 @@
+---
+BasedOnStyle: LLVM
+Language: Cpp
+Standard: Cpp03
+AccessModifierOffset: -2
+IndentWidth: 2
+TabWidth: 8
+ColumnLimit: 100
+UseTab: Never
+IndentCaseLabels: true
+AlignAfterOpenBracket: true
+AlignEscapedNewlines: Left
+BreakConstructorInitializers: BeforeComma
+AllowShortBlocksOnASingleLine: false
+DerivePointerAlignment: false
+PointerAlignment: Left
+BinPackParameters: true
+BinPackArguments: true
+AllowShortIfStatementsOnASingleLine: true
+CompactNamespaces: true
+AlignOperands: true
+SpacesInContainerLiterals: true
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+Cpp11BracedListStyle: false
+AlwaysBreakTemplateDeclarations: true
+BreakBeforeInheritanceComma: true
+...
+

Makefile

@@ -91,6 +91,12 @@ install-valgrind-if-missing: update-apt-cache-if-needed
 		sudo snap install valgrind --classic;\
 	)
 
+install-clang-format-if-missing: update-apt-cache-if-needed
+	@clang-format --version >/dev/null 2>&1 || (\
+		echo "clang-format not found in the system, install it.";\
+		sudo apt install -y clang-format;\
+	)
+
 install-ccm-if-missing:
 	@ccm list >/dev/null 2>&1 || (\
 		echo "CCM not found in the system, install it.";\
@@ -158,9 +164,17 @@ fix-cargo-fmt: install-cargo-if-missing _update-rust-tooling
 	@echo "Running \"cargo fmt --verbose --all\" in ./scylla-rust-wrapper"
 	@cd ${CURRENT_DIR}/scylla-rust-wrapper; cargo fmt --verbose --all
 
-check: check-cargo check-cargo-clippy check-cargo-fmt
+check-clang-format: install-clang-format-if-missing
+	@echo "Running \"clang-format --dry-run\" on all files in ./src"
+	@find src -regextype posix-egrep -regex '.*\.(cpp|hpp|c|h)' -not -path 'src/third_party/*' | xargs clang-format --dry-run
+
+fix-clang-format: install-clang-format-if-missing
+	@echo "Running \"clang-format -i\" on all files in ./src"
+	@find src -regextype posix-egrep -regex '.*\.(cpp|hpp|c|h)' -not -path 'src/third_party/*' | xargs clang-format -i
+
+check: check-clang-format check-cargo check-cargo-clippy check-cargo-fmt
 
-fix: fix-cargo fix-cargo-clippy fix-cargo-fmt
+fix: fix-clang-format fix-cargo fix-cargo-clippy fix-cargo-fmt
 
 prepare-integration-test: update-apt-cache-if-needed install-valgrind-if-missing install-cargo-if-missing _update-rust-tooling
 	@sudo sh -c "echo 2097152 >> /proc/sys/fs/aio-max-nr"

src/driver_info.cpp

@@ -26,9 +26,7 @@
 
 namespace datastax { namespace internal {
 
-const char* driver_name() {
-  return "Scylla Shard-Aware C/C++ Driver";
-}
+const char* driver_name() { return "Scylla Shard-Aware C/C++ Driver"; }
 
 const char* driver_version() {
   if (strlen(CASS_VERSION_SUFFIX) == 0) {

src/macros.hpp

@@ -52,7 +52,7 @@
         STATIC_ASSERT_CONCAT(STATIC_ASSERTION_FAILED_AT_LINE_, __LINE__);                       \
   };                                                                                            \
   typedef StaticAssertTest<sizeof(STATIC_ASSERT_CONCAT(__static_assertion_at_line_, __LINE__))> \
-      STATIC_ASSERT_CONCAT(__static_assertion_test_at_line_, __LINE__)
+  STATIC_ASSERT_CONCAT(__static_assertion_test_at_line_, __LINE__)
 
 template <bool>
 struct StaticAssert;