From d2369a00b94710691e009c30b582b21695e99720 Mon Sep 17 00:00:00 2001
From: Richard Viney <richard.viney@gmail.com>
Date: Wed, 19 Jun 2024 17:22:07 +1200
Subject: [PATCH] Fix deserialization of sliced bit arrays

---
 src/ieee_float_js.mjs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/ieee_float_js.mjs b/src/ieee_float_js.mjs
index c365b2c..ef1f95d 100644
--- a/src/ieee_float_js.mjs
+++ b/src/ieee_float_js.mjs
@@ -71,12 +71,12 @@ function to_bytes_32(f, littleEndian) {
   return new BitArray(u8Array);
 }
 
-function from_bytes_32(f, littleEndian) {
-  if (f.length !== 4) {
+function from_bytes_32(bitArray, littleEndian) {
+  if (bitArray.length !== 4) {
     return new Error(Nil);
   }
 
-  const view = new DataView(f.buffer.buffer);
+  const view = new DataView(bitArray.buffer.buffer, bitArray.buffer.byteOffset);
 
   return view.getFloat32(0, littleEndian);
 }
@@ -90,12 +90,12 @@ function to_bytes_64(f, littleEndian) {
   return new BitArray(u8Array);
 }
 
-function from_bytes_64(f, littleEndian) {
-  if (f.length !== 8) {
+function from_bytes_64(bitArray, littleEndian) {
+  if (bitArray.length !== 8) {
     return new Error(Nil);
   }
 
-  const view = new DataView(f.buffer.buffer);
+  const view = new DataView(bitArray.buffer.buffer, bitArray.buffer.byteOffset);
 
   return view.getFloat64(0, littleEndian);
 }