Simple cmake example with working ccls

.gitignore

@@ -0,0 +1,3 @@
+.ccls-cache
+compile_commands.json
+build

CMakeLists.txt

@@ -0,0 +1,16 @@
+# Specify the minimum version of CMake required
+cmake_minimum_required(VERSION 3.10)
+
+# Set the project name and version
+project(MyProject VERSION 1.0)
+
+# Specify the C++ standard
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+
+# Include the header files
+include_directories(include)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+# Add the executable
+add_executable(MyProject src/main.cpp src/HelloWorld.cpp)

include/HelloWorld.h

@@ -0,0 +1,11 @@
+#ifndef HELLOWORLD_H
+#define HELLOWORLD_H
+
+#include <string>
+
+class HelloWorld {
+public:
+  void printMessage(const std::string &message);
+};
+
+#endif // HELLOWORLD_H

justfile

@@ -0,0 +1,13 @@
+default: run
+
+build:
+	mkdir -p build && cd build && cmake .. && cmake --build .
+
+run: build
+	cd build && ./MyProject
+
+ccls:
+	mkdir -p build && cd build && cmake .. && cd .. && ln -s build/compile_commands.json .
+
+clean:
+	rm -rf build && rm compile_commands.json

src/HelloWorld.cpp

@@ -0,0 +1,6 @@
+#include "HelloWorld.h"
+#include <iostream>
+
+void HelloWorld::printMessage(const std::string &message) {
+  std::cout << message << std::endl;
+}

src/main.cpp

@@ -0,0 +1,7 @@
+#include "HelloWorld.h"
+
+int main() {
+  HelloWorld hello;
+  hello.printMessage("Hello, World!");
+  return 0;
+}