merge remote

CMakeLists.txt

@@ -96,6 +96,7 @@ if(MSVC)
 else()
     # perhaps we should warn on unused variables, but BLT will have lots of them.
     target_compile_options(BLT PRIVATE -Wall -Wextra -Wpedantic)
+    target_link_options(BLT PUBLIC -rdynamic)
 endif()
 
 message("BLT ${CMAKE_PROJECT_VERSION} Successfully included!")

include/blt/std/utility.h

@@ -21,15 +21,107 @@
 
 #include <optional>
 
+#if defined(__GNUC__)
+    
+    #include <cxxabi.h>
+    #include <blt/compatibility.h>
+    #include <string>
+
 namespace blt
 {
-    
+    static BLT_CPP20_CONSTEXPR inline std::string demangle(const std::string& str)
-    template<typename BEGIN, typename END>
-    class enumerate
     {
-        private:
+        int status;
+        // only defined for GNU C++11?
+        char* demangled_name = abi::__cxa_demangle(str.c_str(), nullptr, nullptr, &status);
+        if (demangled_name == nullptr)
+            return str;
+        std::string ret_name = demangled_name;
+        std::free(demangled_name);
+        return ret_name;
+    }
+}
+#else
+namespace blt
+{
+    static BLT_CPP20_CONSTEXPR inline std::string demangle(const std::string& str)
+    {
+        return str;
+    }
+}
+#endif
 
+namespace blt
+{
+    template<typename TYPE_ITR>
+    class enumerator
+    {
+        public:
+            class iterator
+            {
+                public:
+                    using iterator_category = std::input_iterator_tag;
+                    using value_type = typename TYPE_ITR::value_type;
+                    using difference_type = typename TYPE_ITR::difference_type;
+                    using pointer = typename TYPE_ITR::pointer;
+                    using reference = typename TYPE_ITR::reference;
+                private:
+                    size_t index = 0;
+                    TYPE_ITR current;
+                public:
+                    explicit iterator(TYPE_ITR current): current(current)
+                    {};
+                    
+                    iterator& operator++()
+                    {
+                        index++;
+                        ++current;
+                        return *this;
+                    }
+                    
+                    iterator operator++(int)
+                    {
+                        iterator retval = *this;
+                        ++(*this);
+                        return retval;
+                    }
+                    
+                    bool operator==(iterator other) const
+                    { return current == other.current; }
+                    
+                    bool operator!=(iterator other) const
+                    { return !(*this == other); }
+                    
+                    std::pair<size_t, const reference> operator*() const
+                    {
+                        return {index, *current};
                     };
+            };
+            
+            explicit enumerator(TYPE_ITR begin, TYPE_ITR end): begin_(begin), end_(end)
+            {}
+            
+            iterator begin()
+            {
+                return begin_;
+            }
+            
+            iterator end()
+            {
+                return end_;
+            }
+        
+        private:
+            iterator begin_;
+            iterator end_;
+    };
+    
+    template<typename T>
+    static inline enumerator<typename T::iterator> enumerate(T container)
+    {
+        return enumerator{container.begin(), container.end()};
+    }
+
 
 #if defined(__GNUC__) || defined(__llvm__)
     #define BLT_ATTRIB_NO_INLINE __attribute__ ((noinline))

src/blt/std/assert.cpp

@@ -4,6 +4,7 @@
  * See LICENSE file for license detail
  */
 #include <blt/std/assert.h>
+#include <blt/std/utility.h>
 #include <blt/std/logging.h>
 #include <blt/std/string.h>
 #include <iostream>
@@ -14,7 +15,6 @@
     
     #include <execinfo.h>
     #include <cstdlib>
-
 #endif
 
 #ifdef __GNUC__
@@ -23,6 +23,7 @@
             char** messages = backtrace_symbols(ptrs, size);
     
     #define BLT_FREE_STACK_TRACE() free(messages);
+
 #else
 #define BLT_STACK_TRACE(number) void();
     #define BLT_FREE_STACK_TRACE() void();
@@ -59,8 +60,6 @@ namespace blt {
         BLT_ERROR("The assertion '%s' has failed in file '%s:%d'", expression, path, line);
         BLT_ERROR("Stack Trace:");
         
-        backtrace_symbols(ptrs, size);
-        
         printStacktrace(messages, size, path, line);
         
         BLT_FREE_STACK_TRACE();
@@ -69,6 +68,8 @@ namespace blt {
     
     void printStacktrace(char** messages, int size, const char* path, int line)
     {
+        if (messages == nullptr)
+            return;
 #ifdef __GNUC__
         for (int i = 1; i < size; i++){
             int tabs = i - 1;
@@ -94,7 +95,7 @@ namespace blt {
                 loc += std::to_string(line);
                 loc += '\'';
             } else
-                loc = mes.substr(0, mes.find('+'));
+                loc = demangle(mes.substr(0, mes.find('+')));
             
             if (!loc.empty())
                 buffer += " in ";

tests/src/utility_test.cpp

@@ -23,6 +23,7 @@
 #include <cstring>
 #include <iostream>
 #include <limits>
+#include "blt/std/assert.h"
 
 std::optional<int> get()
 {
@@ -47,6 +48,24 @@ int testFunc(int a, int b)
     return a;
 }
 
+void testEnumerate(const std::vector<std::string>& test)
+{
+    for (auto pair : blt::enumerate(test))
+    {
+        std::cout << pair.first << ": " << pair.second << std::endl;
+    }
+}
+
+void getfucked()
+{
+    BLT_ASSERT(false);
+}
+
+void fuckered()
+{
+    getfucked();
+}
+
 void blt::test::utility::run()
 {
     //std::vector<int> temp;
@@ -68,6 +87,7 @@ void blt::test::utility::run()
     tableTest.addRow({"Sleeping Together (Sexual)", "10,000"});
     tableTest.addRow({"Relationship (I would do anything for you)", "1,000,000,000,000"});
     
+    testEnumerate(tableTest.createTable(true, true));
     
     printLines(tableTest.createTable(true, true));
     
@@ -204,4 +224,6 @@ void blt::test::utility::run()
     tableQ4i2.addRow({"Exit (10)", "{a + b, a * b, a - b}", " -- "});
     
     printLines(tableQ4i2.createTable(true, true));
+
+    fuckered();
 }