diff --git a/scripts/build.sh b/scripts/build.sh
index 720f544..b606780 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -72,7 +72,7 @@ echo "Building tools..."
 mkdir -pv bin/tools
 # add compile commands to this array
 COMPILE_COMMANDS=(
-    "$CXX_WITH_FLAGS src/tools/dumpnbt.cpp -Lbin/lib -l:nbt.so -o bin/tools/dumpnbt",
+    "$CXX_WITH_FLAGS src/tools/dumpnbt.cpp -Lbin/lib -l:nbt.so -o bin/tools/dumpnbt"
     "$CXX_WITH_FLAGS src/tools/hexnet.cpp -Ldependencies/sockpp-0.7.1/build -l:libsockpp.so -Idependencies/sockpp-0.7.1/include -o bin/tools/hexnet"
 )
 for command in ${!COMPILE_COMMANDS[@]}; do
diff --git a/src/lib/cli.cpp b/src/lib/cli.cpp
index 238b512..c3b001c 100644
--- a/src/lib/cli.cpp
+++ b/src/lib/cli.cpp
@@ -46,7 +46,7 @@ namespace CLI {
     PositionalArgument::PositionalArgument() {
         this->present = false;
     }
-    PositionalArgument::PositionalArgument(std::string description, std::string placeholder) {
+    PositionalArgument::PositionalArgument(std::string placeholder, std::string description) {
         this->description = description;
         this->placeholder = placeholder;
         this->present = false;
diff --git a/src/lib/cli.h++ b/src/lib/cli.h++
index 01e44ec..7dc5ff1 100644
--- a/src/lib/cli.h++
+++ b/src/lib/cli.h++
@@ -58,32 +58,34 @@ namespace CLI {
         std::string value;
 
         PositionalArgument();
-        PositionalArgument(std::string description, std::string placeholder);
+        PositionalArgument(std::string placeholder, std::string description);
     };
 
     class ArgumentsParser {
-        bool wrongUsage;
-        std::vector<std::string> wrongUsageMessages;
+        private:
+            std::string programName;
+            std::map<char, Flag*> flagsByShortName;
+            std::map<std::string, Flag*> flagsByLongName;
+            std::map<char, UnpositionalArgument*> argumentsByShortName;
+            std::map<std::string, UnpositionalArgument*> argumentsByLongName;
+            std::vector<PositionalArgument> positionalArguments;
 
-        std::string programName;
-        std::map<char, Flag*> flagsByShortName;
-        std::map<std::string, Flag*> flagsByLongName;
-        std::map<char, UnpositionalArgument*> argumentsByShortName;
-        std::map<std::string, UnpositionalArgument*> argumentsByLongName;
-        std::vector<PositionalArgument> positionalArguments;
+        public:
+            bool wrongUsage;
+            std::vector<std::string> wrongUsageMessages;
 
-        // using int here bc that's how main() is defined
-        ArgumentsParser(int argc, char* argv[], std::vector<Flag> flags, std::vector<UnpositionalArgument> unpositionalArguments, std::vector<PositionalArgument> positionalArguments);
-        ~ArgumentsParser();
+            // using int here bc that's how main() is defined
+            ArgumentsParser(int argc, char* argv[], std::vector<Flag> flags, std::vector<UnpositionalArgument> unpositionalArguments, std::vector<PositionalArgument> positionalArguments);
+            ~ArgumentsParser();
 
-        ErrorOr<std::string> getProgramName();
-        ErrorOr<bool> getFlag(int argc, char* argv[], char shortName);
-        ErrorOr<bool> getFlag(int argc, char* argv[], std::string longName);
-        ErrorOr<std::string> getPositionalArgument(int argc, char* argv[], std::vector<CLI::PositionalArgument>::size_type position);
-        ErrorOr<std::string> getUnpositionalArgument(int argc, char* argv[], char shortName);
-        ErrorOr<std::string> getUnpositionalArgument(int argc, char* argv[], std::string longName);
+            ErrorOr<std::string> getProgramName();
+            ErrorOr<bool> getFlag(int argc, char* argv[], char shortName);
+            ErrorOr<bool> getFlag(int argc, char* argv[], std::string longName);
+            ErrorOr<std::string> getPositionalArgument(int argc, char* argv[], std::vector<CLI::PositionalArgument>::size_type position);
+            ErrorOr<std::string> getUnpositionalArgument(int argc, char* argv[], char shortName);
+            ErrorOr<std::string> getUnpositionalArgument(int argc, char* argv[], std::string longName);
 
-        std::string getUsage();
+            std::string getUsage();
     };
 
 }
diff --git a/src/test/nbt_helpers.cpp b/src/test/nbt_helpers.cpp
index d77f8b1..b9733af 100644
--- a/src/test/nbt_helpers.cpp
+++ b/src/test/nbt_helpers.cpp
@@ -23,6 +23,9 @@
 #include "../lib/error.h++"
 
 int main(){
+    std::cout << "################################################################################" << std::endl;
+    std::cout << "NBT helper tests" << std::endl;
+    std::cout << "################################################################################" << std::endl;
 
     // used for all integer tests
     uint8_t dataForIntTest[] = {30, 31, 32, 33, 34, 35, 36, 37, 38, 39};