From 6035ff92714b59db3a7d38b7066d035870c20ed4 Mon Sep 17 00:00:00 2001
From: Feroz <93876775+Fe-r-oz@users.noreply.github.com>
Date: Tue, 5 Mar 2024 15:15:27 +0500
Subject: [PATCH] Update and rename qhammingcode.jl to eightqubit.jl

---
 src/ecc/codes/eightqubit.jl   | 10 ++++++++++
 src/ecc/codes/qhammingcode.jl | 31 -------------------------------
 2 files changed, 10 insertions(+), 31 deletions(-)
 create mode 100644 src/ecc/codes/eightqubit.jl
 delete mode 100644 src/ecc/codes/qhammingcode.jl

diff --git a/src/ecc/codes/eightqubit.jl b/src/ecc/codes/eightqubit.jl
new file mode 100644
index 000000000..9e226ee7e
--- /dev/null
+++ b/src/ecc/codes/eightqubit.jl
@@ -0,0 +1,10 @@
+struct EightQubit <: AbstractECC end
+
+code_n(c::EightQubit) = 8
+
+parity_checks(c::EightQubit) = S"XXXXXXXX
+                               ZZZZZZZZ
+                               _X_XYZYZ
+                               _XZY_XZY
+                               _YXZXZ_Y"
+distance(c::EightQubit) = 3
diff --git a/src/ecc/codes/qhammingcode.jl b/src/ecc/codes/qhammingcode.jl
deleted file mode 100644
index ad3897801..000000000
--- a/src/ecc/codes/qhammingcode.jl
+++ /dev/null
@@ -1,31 +0,0 @@
-struct QHamming <:AbstractECC
-    r::Int
-end
-
-function parity_checks(c::QHamming)
-    r = c.r
-    n = 2^r
-    k = 2^r - r - 2  # Calculate number of checks
-
-    # Initialize parity check matrix
-    H = zeros(Bool, k, n)
-
-    # Generate parity checks for the quantum Hamming code
-    for i in 1:k
-        for j in 1:n
-            if j & (1 << (i - 1)) != 0
-                H[i, j] = true
-            end
-        end
-    end
-
-   
-    # Extract Hx and Hz from H
-    Hx = H[:, 1:end-r]
-    Hz = H[:, end-r+1:end]
-
-    # Construct the Stabilizer object using the built-in constructor
-    Stabilizer(fill(0x0, 2k), Hx, Hz)
-end
-
-