changed gzip flag to bool

cli/include/FileTypeDetector.hpp

@@ -21,7 +21,7 @@ namespace genogrove {
 
     class FileTypeDetector {
         public:
-            std::tuple<FileType, std::bitset<1>> detectFileType(const std::filesystem::path& filepath);
+            std::tuple<FileType, bool> detectFileType(const std::filesystem::path& filepath);
     };
 }
 

cli/src/FileTypeDetector.cpp

@@ -10,15 +10,14 @@ namespace genogrove {
             {".vcf", FileType::VCF}
     };
 
-    std::tuple<FileType, std::bitset<1>> FileTypeDetector::detectFileType(const std::filesystem::path& filepath) {
+    std::tuple<FileType, bool> FileTypeDetector::detectFileType(const std::filesystem::path& filepath) {
         std::ifstream file(filepath, std::ios::binary);
         if(!file) { throw std::runtime_error("Failed to open file: " + filepath.string()); }
 
         // check if the file is gzipped
         char buffer[2];
         file.read(buffer, 2);
-        std::bitset<1> gzipped(0);
-        if(file.gcount() == 2 && buffer[0] == 0x1f && buffer[1] == 0x8b) { gzipped = std::bitset<1>(1); }
+        bool gzipped = (file.gcount() == 2 && buffer[0] == 0x1f && buffer[1] == 0x8b);
 
         // extract the file extension
         std::string extension = filepath.extension().string();