Initial commit - fix problems & refactor code

core/tail_recursion.py

@@ -0,0 +1,23 @@
+from typing import Callable, Any
+
+class tailRecursion:
+    """Tail-call optimization wrapper."""
+
+    f: Callable[..., Any]
+    args: tuple[Any, ...]
+    kwargs: dict[str, Any]
+
+    def __init__(self, func: Callable[..., Any], *args: Any, **kwargs: Any) -> None:
+        self.f: Callable[..., Any] = func
+        self.args: tuple[Any, ...] = args
+        self.kwargs: dict[str, Any] = kwargs
+
+    def __call__(self) -> Any:
+        return self.f(*self.args, **self.kwargs)
+
+    @staticmethod
+    def eval(val: Any) -> Any:
+        """Evaluate tail calls recursively until completion."""
+        while isinstance(val, tailRecursion):
+            val = val()
+        return val