config_loader

A simple C++ library for loading configuration from files. Unit tests and examples are provided.

Features

• Load configuration from YAML file
• Simple API: get(key) / getOrDefault(key, default)
• Support for nested keys (e.g. server.port)
• Thread-safe read access (std::shared_mutex)

Requirements

• C++20 compatible compiler
• CMake >= 3.15
• (Optional) GoogleTest for unit tests

Building

Configuration

Option	Default	Description
ENABLE_TESTS	OFF	Build unit tests (requires GTest)
ENABLE_EXAMPLES	OFF	Build EXAMPLES
CMAKE_EXPORT_COMPILE_COMMANDS	OFF	Generate compile_commands.json for IDEs

Execution

# Default build
cmake -S . -B build
cmake --build build

# Build with tests + benchmarks
cmake -S . -B build -DENABLE_TESTS=ON -DENABLE_EXAMPLES=ON
cmake --build build

# Install
sudo cmake --install build

Runing Examples

cd ./build/bin && ./config_loader_example

Running Tests

cd ./build && ctest --output-on-failure