refactor: Remove boost filesystem (#1859)

src/util/newconfig/ConfigFileJson.cpp

@@ -34,10 +34,9 @@
 #include <cstddef>
 #include <cstdint>
 #include <exception>
+#include <filesystem>
 #include <fstream>
 #include <ios>
-#include <iostream>
-#include <ostream>
 #include <sstream>
 #include <string>
 #include <string_view>
@@ -82,7 +81,7 @@ ConfigFileJson::ConfigFileJson(boost::json::object jsonObj)
 }
 
 std::expected<ConfigFileJson, Error>
-ConfigFileJson::makeConfigFileJson(boost::filesystem::path configFilePath)
+ConfigFileJson::makeConfigFileJson(std::filesystem::path const& configFilePath)
 {
     try {
         if (auto const in = std::ifstream(configFilePath.string(), std::ios::in | std::ios::binary); in) {

src/util/newconfig/ConfigFileJson.hpp

@@ -23,10 +23,10 @@
 #include "util/newconfig/Error.hpp"
 #include "util/newconfig/Types.hpp"
 
-#include <boost/filesystem/path.hpp>
 #include <boost/json/object.hpp>
 
 #include <expected>
+#include <filesystem>
 #include <string>
 #include <string_view>
 #include <vector>
@@ -79,7 +79,7 @@ public:
      * @return A ConfigFileJson object if parsing user file is successful. Error otherwise
      */
     [[nodiscard]] static std::expected<ConfigFileJson, Error>
-    makeConfigFileJson(boost::filesystem::path configFilePath);
+    makeConfigFileJson(std::filesystem::path const& configFilePath);
 
 private:
     /**

tests/unit/ConfigTests.cpp

@@ -19,6 +19,7 @@
 
 #include "util/Assert.hpp"
 #include "util/LoggerFixtures.hpp"
+#include "util/TmpFile.hpp"
 #include "util/config/Config.hpp"
 
 #include <boost/filesystem/operations.hpp>
@@ -29,8 +30,6 @@
 #include <gtest/gtest.h>
 
 #include <cstdint>
-#include <cstdio>
-#include <fstream>
 #include <optional>
 #include <stdexcept>
 #include <string>
@@ -236,36 +235,10 @@ TEST_F(ConfigTest, Extend)
     ASSERT_EQ(custom.c, true);
 }
 
-/**
- * @brief Simple temporary file util
- */
-class TmpFile {
-public:
-    TmpFile(std::string const& data) : tmpPath_{boost::filesystem::unique_path().string()}
-    {
-        std::ofstream of;
-        of.open(tmpPath_);
-        of << data;
-        of.close();
-    }
-    ~TmpFile()
-    {
-        std::remove(tmpPath_.c_str());
-    }
-    std::string
-    path() const
-    {
-        return tmpPath_;
-    }
-
-private:
-    std::string tmpPath_;
-};
-
 TEST_F(ConfigTest, File)
 {
     auto tmp = TmpFile(kJSON_DATA);
-    auto conf = ConfigReader::open(tmp.path());
+    auto conf = ConfigReader::open(tmp.path);
 
     ASSERT_EQ(conf.value<int64_t>("top"), 420);