feat: error handling, better prelude, double linked lists usage etc

include/prelude/error.hpp

@@ -0,0 +1,53 @@
+#pragma once
+#include "prelude/string.hpp"
+#include <print>
+
+struct Error
+{
+    enum class Type
+    {
+        PARSE = 0,
+        TYPE,
+        COMPILE,
+        COUNT_ERROR_TYPES,
+    };
+
+    Type type;
+    StringView message;
+    StringView filename;
+    long line = 0;
+    long offset = 0;
+public:
+    static Error CompileError(StringView filename, StringView message, long line = 0, long offset = 0)
+    {
+        return Error{Type::COMPILE, message, filename, line, offset};
+    }
+
+    static Error ParseError(StringView filename, StringView message, long line = 0, long offset = 0)
+    {
+        return Error{Type::PARSE, message, filename, line, offset};
+    }
+
+    static Error TypeError(StringView filename, StringView message, long line = 0, long offset = 0)
+    {
+        return Error{Type::TYPE, message, filename, line, offset};
+    }
+};
+
+constexpr const char* ErrorTypeNames[] = {
+    "ParseError",
+    "TypeError",
+    "CompileError",
+};
+
+class ErrorLogger
+{
+public:
+    static void Raise(const Error &error)
+    {
+        StringBuilder sb;
+        sb.AppendFormat("%s:%zu:%zu %s: %s", error.filename.c_str(), error.line, error.offset, ErrorTypeNames[static_cast<size_t>(error.type)], error.message.c_str());
+        std::println("{}", sb.c_str());
+        std::exit(1);
+    }
+};