Drop WAL to remove warnings for now

src/stack.rs

@@ -1,6 +1,5 @@
 pub mod arrs;
 pub mod pop;
-pub mod wal;
 
 use std;
 use std::result::Result;

src/stack/wal.rs

@@ -1,62 +0,0 @@
-use std::{cell::RefCell, rc::Rc};
-
-use super::{Stack, StackError};
-
-#[derive(Debug)]
-enum StackOp {
-    Push1(u8),
-    Push2(u16),
-    Pop1(),
-    Pop2(),
-}
-
-/**
- * A writeahead log wrapping a read copy of another stack.
- * Can be committed
- */
-#[derive(Debug)]
-pub struct StackWAL {
-    log: Vec<StackOp>,
-    _idx: u8,
-    wrapped: Rc<RefCell<dyn Stack>>,
-}
-
-impl StackWAL {
-    pub fn new(wrapped: Rc<RefCell<dyn Stack>>) -> StackWAL {
-        return StackWAL {
-            log: vec![],
-            _idx: wrapped.borrow().idx(),
-            wrapped: wrapped.clone(),
-        };
-    }
-}
-
-impl Stack for StackWAL {
-    fn idx(&self) -> u8 {
-        return self._idx;
-    }
-    fn push1(&mut self, val: u8) -> Result<(), StackError> {
-        unimplemented!()
-    }
-    fn push2(&mut self, val: u16) -> Result<(), StackError> {
-        unimplemented!()
-    }
-    fn get1(&self, idx: u8) -> Result<u8, StackError> {
-        unimplemented!()
-    }
-    fn get2(&self, idx: u8) -> Result<u16, StackError> {
-        unimplemented!()
-    }
-    fn peek1(&self) -> Result<u8, StackError> {
-        unimplemented!()
-    }
-    fn peek2(&self) -> Result<u16, StackError> {
-        unimplemented!()
-    }
-    fn pop1(&mut self) -> Result<u8, StackError> {
-        unimplemented!()
-    }
-    fn pop2(&mut self) -> Result<u16, StackError> {
-        unimplemented!()
-    }
-}