Big cleanup of rampant using std.

Makefile

@@ -13,3 +13,6 @@ install: build test
 
 run: install
 	./escape_turings_tarpit.exe
+
+clean:
+	meson compile --clean -C builddir

builder.cpp

@@ -18,18 +18,17 @@
 #include <stdlib.h>                   // for EXIT_SUCCESS
 #include <string>                  // for operator+, to_string
 #include <unistd.h>
-#include <vector>
 #include <nlohmann/json.hpp>
 #include <fstream>
 
-using namespace std;
+using std::string;
 using namespace fmt;
 using namespace nlohmann;
 
 #define BUF_MAX 1024
 
 Builder::Builder(GUI &g, GameEngine &engine) : gui(g), game(engine) {
-  ifstream infile(".tarpit.json");
+  std::ifstream infile(".tarpit.json");
   json config = json::parse(infile);
 
   config["git_path"].template get_to<string>(git_path);
@@ -37,14 +36,14 @@ Builder::Builder(GUI &g, GameEngine &engine) : gui(g), game(engine) {
 }
 
 Task<unsigned> Builder::run_build() {
-  regex err_re("(.*?):([0-9]+):([0-9]+):\\s*(.*?):\\s*(.*)\n*");
+  std::regex err_re("(.*?):([0-9]+):([0-9]+):\\s*(.*?):\\s*(.*)\n*");
 
   char buffer[BUF_MAX]; // BUF_MAX is a define already?
-  ofstream stats_out;
+  std::ofstream stats_out;
 
   co_await Pass{};
 
-  stats_out.open("stats.csv", ios::out | ios::app);
+  stats_out.open("stats.csv", std::ios::out | std::ios::app);
   std::time_t tstamp = std::time(nullptr);
 
   dbc::check(stats_out.good(), "Error opening stats.csv file.");
@@ -64,10 +63,8 @@ Task<unsigned> Builder::run_build() {
     co_yield 3;
     string line(buffer);  // yeah, that's probably a problem
 
-    cerr << buffer;
-
-    smatch err;
-    bool match = regex_match(line, err, err_re);
+    std::smatch err;
+    bool match = std::regex_match(line, err, err_re);
 
     if(match) {
       string file_name = err[1].str();

builder.hpp

@@ -3,6 +3,8 @@
 #include "game_engine.hpp"
 #include "coro.hpp"
 
+using std::string;
+
 class Builder {
   GUI gui;
   GameEngine game;

coro.hpp

@@ -4,7 +4,6 @@
 #include <exception>
 #include <assert.h>
 
-using namespace std;
 
 enum TaskStates {
   STARTED, AWAIT, YIELD,

corotest.cpp

@@ -3,6 +3,8 @@
 #include <vector>
 #include <iostream>
 
+using std::cout, std::endl;
+
 Task<unsigned> task_test()
 {
   co_await Pass{};
@@ -16,7 +18,7 @@ Task<unsigned> task_test()
 int main()
 {
   const int task_count = 4;
-  vector<Task<unsigned>> tasks;
+  std::vector<Task<unsigned>> tasks;
 
   for(int i = 0; i < task_count; i++) {
     auto t = task_test();

dbc.hpp

@@ -4,7 +4,7 @@
 #include <fmt/core.h>
 #include <functional>
 
-using namespace std;
+using std::string;
 
 namespace dbc {
   class Error {

game_engine.hpp

@@ -2,15 +2,13 @@
 
 #include <string>
 #include <map>
-#include <vector>
 #include <array>
 #include <sstream>
 
-using namespace std;
-
+using std::string;
 
 class GameEngine {
-  map<string, int> damage_types{
+  std::map<string, int> damage_types{
     {"error", 4},
     {"warning", 1},
     {"note", 0},
@@ -45,8 +43,8 @@ class Brainfucker {
   public:
   size_t dp = 0;
   size_t ip = 0;
-  ostringstream out;
-  array<int, 100> data = {};
+  std::stringstream out;
+  std::array<int, 100> data = {};
   string code = {};
 
   Brainfucker();

gui.cpp

@@ -4,21 +4,21 @@
 #include <fmt/core.h>
 #include <memory>                  // for allocator, shared_ptr
 #include <string>                  // for operator+, to_string
-#include <thread>                  // for sleep_for
 #include <vector>
 #include <SFML/Audio.hpp>
 #include <nlohmann/json.hpp>
 #include <fstream>
 #include "sfmlgui.hpp"
 
-using namespace std;
+using std::string, std::vector;
+
 using namespace fmt;
 using namespace nlohmann;
 namespace fs = std::filesystem;
 
 void SoundQuip::load(json &data, const char *file_key) {
   auto audio = data["audio"];
-  json::string_t file_name = audio[file_key].template get<std::string>();
+  json::string_t file_name = audio[file_key].template get<string>();
 
   if(!buffer.loadFromFile(file_name)) {
     println("Failed to load sound: {} with file {}", file_key, file_name);
@@ -36,7 +36,7 @@ void SoundQuip::stop() {
 }
 
 GUI::GUI() {
-  ifstream infile(".tarpit.json");
+  std::ifstream infile(".tarpit.json");
   json data = json::parse(infile);
 
   // json load the config file

gui.hpp

@@ -7,6 +7,8 @@
 #include <SFML/Audio.hpp>
 #include <nlohmann/json.hpp>
 
+using std::string;
+
 class SoundQuip {
 public:
   sf::Sound sound;
@@ -21,7 +23,7 @@ public:
 };
 
 class GUI {
-  vector<string> lines;
+  std::vector<string> lines;
 
   SoundQuip you_died_sound;
   SoundQuip build_works_sound;

jsontest.cpp

@@ -5,7 +5,7 @@
 using json = nlohmann::json;
 
 using namespace fmt;
-using namespace std;
+using std::string, std::cout;
 
 int main(int argc, char *argv[]) {
   if(argc != 2) {
@@ -13,10 +13,10 @@ int main(int argc, char *argv[]) {
     return 0;
   }
 
-  ifstream infile(argv[1]);
+  std::ifstream infile(argv[1]);
   json data = json::parse(infile);
 
-  json::string_t s2 = data["happy"].template get<std::string>();
+  json::string_t s2 = data["happy"].template get<string>();
 
   for(auto &el : data.items()) {
     cout << el.key() << "=" << el.value() << "\n";

sfmlgui.cpp

@@ -12,6 +12,7 @@
 #include "sfmlgui.hpp"
 
 using namespace ImGui;
+using std::string;
 
 void SFMLGui::ImGui_setup() {
   bool res = SFML::Init(window);
@@ -139,7 +140,7 @@ SFMLGui::SFMLGui(GameEngine &g) : window(sf::VideoMode(X_DIM, Y_DIM), "Turing's
 
 }
 
-void SFMLGui::update_log(vector<string> &lines) {
+void SFMLGui::update_log(std::vector<string> &lines) {
   log.clear();
   for(string &line : lines) {
     log.push_back(line);

sfmlgui.hpp

@@ -6,6 +6,8 @@
 #include "game_engine.hpp"
 #include <string>
 
+using std::string;
+
 constexpr int FPS=30;
 constexpr int X_DIM = 1920 / 2;
 constexpr int Y_DIM = 1080 / 2;
@@ -25,7 +27,7 @@ class SFMLGui {
   int hit_points = 50;
   sf::Font font;
   GameEngine &game;
-  vector<string> log;
+  std::vector<string> log;
 
 public:
   SFMLGui(GameEngine &g);
@@ -37,9 +39,9 @@ public:
 
   void handle_events();
   void update_entities();
-  void update_log(vector<string> &lines);
+  void update_log(std::vector<string> &lines);
 
-  void write_text(int x, int y, std::string content);
+  void write_text(int x, int y, string content);
 
   void ImGui_setup();
   void ImGui_update();

tests/game_engine.cpp

@@ -7,7 +7,7 @@ using namespace fmt;
 TEST_CASE("game engine can start and take hit", "[game_engine]") {
   // test fails on purpose right now
   GameEngine game{4};
-  string err{"error"};
+  std::string err{"error"};
   game.start_round();
   game.hit(err);
   game.end_round();
@@ -17,7 +17,7 @@ TEST_CASE("game engine can start and take hit", "[game_engine]") {
 TEST_CASE("", "[game_engine]") {
   // test fails on purpose right now
   GameEngine game{100};
-  string err{"error"};
+  std::string err{"error"};
 
   game.start_round();
   game.hit(err);

watcher.cpp

@@ -1,13 +1,14 @@
 #include "watcher.hpp"
 #include <filesystem>
-using namespace std;
+
+using std::string;
 namespace fs = std::filesystem;
 
 void UpdateListener::handleFileAction(efsw::WatchID watchid,
-    const std::string& dir,
-    const std::string& filename,
+    const string& dir,
+    const string& filename,
     efsw::Action action,
-    std::string oldFilename)
+    string oldFilename)
 {
 
   // this is some gnarly BS here, probably tons

watcher.hpp

@@ -3,6 +3,8 @@
 #include <git2.h>
 #include <string>                  // for operator+, to_string
 
+using std::string;
+
 class UpdateListener : public efsw::FileWatchListener {
   public:
     bool changes = false;
@@ -11,10 +13,10 @@ class UpdateListener : public efsw::FileWatchListener {
     UpdateListener(git_repository *r) : repo(r) {};
 
     void handleFileAction(efsw::WatchID watchid,
-        const std::string& dir,
-        const std::string& filename,
+        const string& dir,
+        const string& filename,
         efsw::Action action,
-        std::string oldFilename) override;
+        string oldFilename) override;
 
     void reset_state();
 };