diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/query/cache-v2 b/cmake-build-reldebug-asan/.cmake/api/v1/query/cache-v2
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/query/cmakeFiles-v1 b/cmake-build-reldebug-asan/.cmake/api/v1/query/cmakeFiles-v1
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/query/codemodel-v2 b/cmake-build-reldebug-asan/.cmake/api/v1/query/codemodel-v2
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/query/toolchains-v1 b/cmake-build-reldebug-asan/.cmake/api/v1/query/toolchains-v1
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/reply/cmakeFiles-v1-f35aa871f44e2fc7dd53.json b/cmake-build-reldebug-asan/.cmake/api/v1/reply/cmakeFiles-v1-f35aa871f44e2fc7dd53.json
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/reply/directory-.-RelWithDebInfo-f5ebdc15457944623624.json b/cmake-build-reldebug-asan/.cmake/api/v1/reply/directory-.-RelWithDebInfo-f5ebdc15457944623624.json
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/reply/target-BLT_TESTS-RelWithDebInfo-cd26a691ed5f8a807cdc.json b/cmake-build-reldebug-asan/.cmake/api/v1/reply/target-BLT_TESTS-RelWithDebInfo-cd26a691ed5f8a807cdc.json
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.cmake/api/v1/reply/toolchains-v1-34c4992596aa357843f9.json b/cmake-build-reldebug-asan/.cmake/api/v1/reply/toolchains-v1-34c4992596aa357843f9.json
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.ninja_deps b/cmake-build-reldebug-asan/.ninja_deps
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/.ninja_log b/cmake-build-reldebug-asan/.ninja_log
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeCache.txt b/cmake-build-reldebug-asan/CMakeCache.txt
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CMakeCCompiler.cmake b/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CMakeCCompiler.cmake
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CMakeCXXCompiler.cmake b/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CMakeCXXCompiler.cmake
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CMakeSystem.cmake b/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CMakeSystem.cmake
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CompilerIdC/CMakeCCompilerId.c b/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CompilerIdC/CMakeCCompilerId.c
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CompilerIdCXX/CMakeCXXCompilerId.cpp b/cmake-build-reldebug-asan/CMakeFiles/3.26.4/CompilerIdCXX/CMakeCXXCompilerId.cpp
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/nbt/nbt.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/nbt/nbt.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/nbt/nbt_block.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/nbt/nbt_block.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/parse/argparse.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/parse/argparse.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/profiling/profiler.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/profiling/profiler.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/filesystem.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/filesystem.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/format.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/format.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/loader.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/loader.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/logging.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/logging.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/string.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/string.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/system.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT.dir/src/blt/std/system.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/BLT_TESTS.dir/src/tests/main.cpp.o b/cmake-build-reldebug-asan/CMakeFiles/BLT_TESTS.dir/src/tests/main.cpp.o
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/CMakeConfigureLog.yaml b/cmake-build-reldebug-asan/CMakeFiles/CMakeConfigureLog.yaml
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/TargetDirectories.txt b/cmake-build-reldebug-asan/CMakeFiles/TargetDirectories.txt
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/clion-RelDebug ASAN-log.txt b/cmake-build-reldebug-asan/CMakeFiles/clion-RelDebug ASAN-log.txt
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/clion-environment.txt b/cmake-build-reldebug-asan/CMakeFiles/clion-environment.txt
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/cmake.check_cache b/cmake-build-reldebug-asan/CMakeFiles/cmake.check_cache
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/CMakeFiles/rules.ninja b/cmake-build-reldebug-asan/CMakeFiles/rules.ninja
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/Testing/Temporary/LastTest.log b/cmake-build-reldebug-asan/Testing/Temporary/LastTest.log
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/build.ninja b/cmake-build-reldebug-asan/build.ninja
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/cmake_install.cmake b/cmake-build-reldebug-asan/cmake_install.cmake
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/libBLT.a b/cmake-build-reldebug-asan/libBLT.a
old mode 100644
new mode 100755
diff --git a/cmake-build-reldebug-asan/super_file.nbt b/cmake-build-reldebug-asan/super_file.nbt
old mode 100644
new mode 100755
diff --git a/include/blt/parse/argparse.h b/include/blt/parse/argparse.h
old mode 100644
new mode 100755
index 73f30c3..5625d27
--- a/include/blt/parse/argparse.h
+++ b/include/blt/parse/argparse.h
@@ -14,6 +14,7 @@
 #include <optional>
 #include <blt/std/hashmap.h>
 #include <variant>
+#include <algorithm>
 
 namespace blt
 {
@@ -314,6 +315,8 @@ namespace blt
             
             void processFlag(arg_tokenizer& tokenizer, const std::string& flag);
             
+        public:
+            
             template<typename T>
             static inline bool holds_alternative(const arg_data_t& v)
             {
diff --git a/include/blt/std/string.h b/include/blt/std/string.h
index 4f9d65a..97b5215 100755
--- a/include/blt/std/string.h
+++ b/include/blt/std/string.h
@@ -140,7 +140,7 @@ namespace blt::string {
     }
     
     // https://stackoverflow.com/questions/3418231/replace-part-of-a-string-with-another-string
-    bool replace(std::string& str, const std::string& from, const std::string& to) {
+    static bool replace(std::string& str, const std::string& from, const std::string& to) {
         size_t start_pos = str.find(from);
         if(start_pos == std::string::npos)
             return false;
@@ -148,7 +148,7 @@ namespace blt::string {
         return true;
     }
     
-    void replaceAll(std::string& str, const std::string& from, const std::string& to) {
+    static void replaceAll(std::string& str, const std::string& from, const std::string& to) {
         if(from.empty())
             return;
         size_t start_pos = 0;
diff --git a/src/blt/nbt/nbt.cpp b/src/blt/nbt/nbt.cpp
index 02dcba3..fb8d297 100755
--- a/src/blt/nbt/nbt.cpp
+++ b/src/blt/nbt/nbt.cpp
@@ -5,6 +5,7 @@
  */
 #include <blt/nbt/nbt.h>
 #include <blt/std/logging.h>
+#include <cassert>
 
 #include <type_traits>
 
diff --git a/src/blt/parse/argparse.cpp b/src/blt/parse/argparse.cpp
old mode 100644
new mode 100755