1 files changed, 0 insertions, 145 deletions
diff --git a/src/lib/deque.rs b/src/lib/deque.rs
deleted file mode 100644
index b8404a7d..00000000
--- a/src/lib/deque.rs
+++ /dev/null
@@ -1,145 +0,0 @@
-/**
- * A deque, for fun.  Untested as of yet.  Likely buggy.
- */
-
-type t[T] = obj {
-            fn size() -> uint;
-
-            fn add_front(&T t);
-            fn add_back(&T t);
-
-            fn pop_front() -> T;
-            fn pop_back() -> T;
-
-            fn peek_front() -> T;
-            fn peek_back() -> T;
-
-            fn get(int i) -> T;
-};
-
-fn create[T]() -> t[T] {
-
-    type cell[T] = option.t[T];
-
-    let uint initial_capacity = 32u; // 2^5
-
-    /**
-     * Grow is only called on full elts, so nelts is also len(elts), unlike
-     * elsewhere.
-     */
-    fn grow[T](uint nelts, uint lo, vec[cell[T]] elts) -> vec[cell[T]] {
-        assert (nelts == _vec.len[cell[T]](elts));
-
-        fn fill[T](uint i, uint nelts, uint lo,
-                   vec[cell[T]] old) -> cell[T] {
-            if (i < nelts) {
-                ret old.((lo + i) % nelts);
-            } else {
-                ret option.none[T];
-            }
-        }
-
-        let uint nalloc = _uint.next_power_of_two(nelts + 1u);
-        let _vec.init_op[cell[T]] copy_op = bind fill[T](_, nelts, lo, elts);
-        ret _vec.init_fn[cell[T]](copy_op, nalloc);
-    }
-
-    fn get[T](vec[cell[T]] elts, uint i) -> T {
-        alt (elts.(i)) {
-            case (option.some[T](?t)) { ret t; }
-            case (_) { fail; }
-        }
-        fail;   // FIXME: remove me when exhaustiveness checking works
-    }
-
-    obj deque[T](mutable uint nelts,
-                 mutable uint lo,
-                 mutable uint hi,
-                 mutable vec[cell[T]] elts)
-        {
-            fn size() -> uint { ret nelts; }
-
-            fn add_front(&T t) {
-                let uint oldlo = lo;
-
-                if (lo == 0u) {
-                    lo = _vec.len[cell[T]](elts) - 1u;
-                } else {
-                    lo -= 1u;
-                }
-
-                if (lo == hi) {
-                    elts = grow[T](nelts, oldlo, elts);
-                    lo = _vec.len[cell[T]](elts) - 1u;
-                    hi = nelts;
-                }
-
-                elts.(lo) = option.some[T](t);
-                nelts += 1u;
-            }
-
-            fn add_back(&T t) {
-                if (lo == hi && nelts != 0u) {
-                    elts = grow[T](nelts, lo, elts);
-                    lo = 0u;
-                    hi = nelts;
-                }
-
-                elts.(hi) = option.some[T](t);
-                hi = (hi + 1u) % _vec.len[cell[T]](elts);
-                nelts += 1u;
-            }
-
-            /**
-             * We actually release (turn to none()) the T we're popping so
-             * that we don't keep anyone's refcount up unexpectedly.
-             */
-            fn pop_front() -> T {
-                let T t = get[T](elts, lo);
-                elts.(lo) = option.none[T];
-                lo = (lo + 1u) % _vec.len[cell[T]](elts);
-                nelts -= 1u;
-                ret t;
-            }
-
-            fn pop_back() -> T {
-                if (hi == 0u) {
-                    hi = _vec.len[cell[T]](elts) - 1u;
-                } else {
-                    hi -= 1u;
-                }
-
-                let T t = get[T](elts, hi);
-                elts.(hi) = option.none[T];
-                nelts -= 1u;
-                ret t;
-            }
-
-            fn peek_front() -> T {
-                ret get[T](elts, lo);
-            }
-
-            fn peek_back() -> T {
-                ret get[T](elts, hi - 1u);
-            }
-
-            fn get(int i) -> T {
-                let uint idx = (lo + (i as uint)) % _vec.len[cell[T]](elts);
-                ret get[T](elts, idx);
-            }
-
-        }
-    let vec[cell[T]] v = _vec.init_elt[cell[T]](option.none[T],
-                                                initial_capacity);
-
-    ret deque[T](0u, 0u, 0u, v);
-}
-
-// Local Variables:
-// mode: rust;
-// fill-column: 78;
-// indent-tabs-mode: nil
-// c-basic-offset: 4
-// buffer-file-coding-system: utf-8-unix
-// compile-command: "make -k -C .. 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
-// End: