デバッグテンプレート
(template/debug_template.hpp)

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• Last update: 2023-06-16 21:22:49+09:00
• Include: #include "template/debug_template.hpp"

説明

デバッグのテンプレート。標準エラー出力にdebugの引数を出力する。下のように動作する。

debug(a, b, c)
> LINE: xx [a, b, c]: aの中身 : bの中身 : cの中身

Depends on

• テンプレート (template/template.hpp)

Verified with

• test/template/debug_template.test.cpp

Code

#pragma once

#include "../template/template.hpp"

#define debug(...)                                                     \
    std::cerr << "LINE: " << __LINE__ << " [" << #__VA_ARGS__ << "]:", \
        debug_out(__VA_ARGS__)

void debug_out() {
    std::cerr << std::endl;
}

template <typename Head, typename... Tail> void debug_out(Head h, Tail... t) {
    std::cerr << " " << h;
    if (sizeof...(t) > 0) std::cerr << ",";
    debug_out(t...);
}

template <typename T1, typename T2>
std::ostream &operator<<(std::ostream &os, const std::pair<T1, T2> &pa) {
    return os << pa.first << " " << pa.second;
}

template <typename T>
std::ostream &operator<<(std::ostream &os, const std::vector<T> &vec) {
    for (std::size_t i = 0; i < vec.size(); i++)
        os << vec[i] << (i + 1 == vec.size() ? "" : " ");
    return os;
}

#line 2 "template/debug_template.hpp"

#line 2 "template/template.hpp"

#include <bits/stdc++.h>

#define rep(i, s, n) for (int i = (int)(s); i < (int)(n); i++)
#define rrep(i, s, n) for (int i = (int)(n)-1; i >= (int)(s); i--)
#define all(v) v.begin(), v.end()

using ll = long long;
using ld = long double;
using ull = unsigned long long;

template <typename T> bool chmin(T &a, const T &b) {
    if (a <= b) return false;
    a = b;
    return true;
}
template <typename T> bool chmax(T &a, const T &b) {
    if (a >= b) return false;
    a = b;
    return true;
}

namespace lib {

using namespace std;

}  // namespace lib

// using namespace lib;
#line 4 "template/debug_template.hpp"

#define debug(...)                                                     \
    std::cerr << "LINE: " << __LINE__ << " [" << #__VA_ARGS__ << "]:", \
        debug_out(__VA_ARGS__)

void debug_out() {
    std::cerr << std::endl;
}

template <typename Head, typename... Tail> void debug_out(Head h, Tail... t) {
    std::cerr << " " << h;
    if (sizeof...(t) > 0) std::cerr << ",";
    debug_out(t...);
}

template <typename T1, typename T2>
std::ostream &operator<<(std::ostream &os, const std::pair<T1, T2> &pa) {
    return os << pa.first << " " << pa.second;
}

template <typename T>
std::ostream &operator<<(std::ostream &os, const std::vector<T> &vec) {
    for (std::size_t i = 0; i < vec.size(); i++)
        os << vec[i] << (i + 1 == vec.size() ? "" : " ");
    return os;
}

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