EnvironmentConfiguration.h

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#pragma once
 
#include <cstdint>
#include <filesystem>
#include <map>
#include <optional>
#include <string>
#include <vector>
 
namespace lintel {
class EnvironmentConfiguration
{
public:
  enum Environment : std::uint8_t {
    ConfigDirectory, 
    BootstrapConfigName, 
    Home, 
    Path 
  };
 
  EnvironmentConfiguration();
 
  ~EnvironmentConfiguration() = default;
 
private:
  std::map<Environment, std::string> m_environmentConfigurations;
  std::vector<std::filesystem::path> m_paths;
 
public:
  [[nodiscard]] const std::string &of(Environment environment);
 
  std::vector<std::filesystem::path> pathsOf();
 
  std::optional<std::filesystem::path> pathOf(const std::string &fileName);
 
  void overrides(Environment environment, const std::string &value);
 
  static std::string expand(const std::string &value);
};
}// namespace lintel