line_info.h

Go to the documentation of this file.

#pragma once
#include <ostream>
#include <string>

namespace tunit {
  class line_info final {
  public:
    line_info() noexcept = default;

    line_info(const std::string& file_path, unsigned int line_number) noexcept : file_path_(file_path), line_number_(line_number) {}

    line_info(const std::string& member_name, const std::string& file_path, unsigned int line_number) noexcept : member_name_(member_name), file_path_(file_path), line_number_(line_number) {}
    
    static tunit::line_info empty() {return {};}
    
    line_info(const line_info& line_info) = default;
    line_info& operator=(const line_info&) = default;
    bool operator==(const line_info& li) const {return this->member_name_ == li.member_name_ && this->file_path_ == li.file_path_ && this->line_number_ == li.line_number_;}
    bool operator!=(const line_info& li) const {return !this->operator==(li);}
    
    const std::string& member_name() const noexcept {return this->member_name_;}
    
    const std::string& file_path() const noexcept {return this->file_path_;}
    
    unsigned int line_number() const noexcept {return this->line_number_;}
    
    friend std::ostream& operator<<(std::ostream& os, const tunit::line_info line_info) noexcept {
      if (line_info.file_path_ == "" && line_info.line_number_ == 0 && line_info.member_name_ == "")
        return os << "{Empty}";
      if (line_info.member_name_ == "")
        return os << "{file_path=\"" << line_info.file_path_ << "\", line_number=" << line_info.line_number_<< "}";
      return os << "{member_name=\"" << line_info.member_name_ << "\", file_path=\"" << line_info.file_path_ << "\", line_number=" << line_info.line_number_<< "}";
    }

  private:
    std::string member_name_;
    std::string file_path_;
    unsigned int line_number_ = 0;
  };
}

#define line_info_ \
  tunit::line_info {__func__, __FILE__, __LINE__}