Fix bug with `Buffer.from([123], "utf8")`

cc @worm-emoji

1 files changed, 5 insertions, 2 deletions

diff --git a/src/bun.js/builtins/cpp/JSBufferConstructorBuiltins.cpp b/src/bun.js/builtins/cpp/JSBufferConstructorBuiltins.cpp
index d1ca6c416..ed14b6699 100644
--- a/src/bun.js/builtins/cpp/JSBufferConstructorBuiltins.cpp
+++ b/src/bun.js/builtins/cpp/JSBufferConstructorBuiltins.cpp
@@ -51,7 +51,7 @@ namespace WebCore {
 const JSC::ConstructAbility s_jsBufferConstructorFromCodeConstructAbility = JSC::ConstructAbility::CannotConstruct;
 const JSC::ConstructorKind s_jsBufferConstructorFromCodeConstructorKind = JSC::ConstructorKind::None;
 const JSC::ImplementationVisibility s_jsBufferConstructorFromCodeImplementationVisibility = JSC::ImplementationVisibility::Public;
-const int s_jsBufferConstructorFromCodeLength = 1019;
+const int s_jsBufferConstructorFromCodeLength = 1033;
 static const JSC::Intrinsic s_jsBufferConstructorFromCodeIntrinsic = JSC::NoIntrinsic;
 const char* const s_jsBufferConstructorFromCode =
     "(function (items) {\n" \
@@ -89,7 +89,10 @@ const char* const s_jsBufferConstructorFromCode =
     "        return result;\n" \
     "    } \n" \
     "\n" \
-    "    return @tailCallForwardArguments(@Uint8Array.from, this);\n" \
+    "    //\n" \
+    "    //\n" \
+    "    //\n" \
+    "    return this.toBuffer(@Uint8Array.from(arrayLike));\n" \
     "})\n" \
 ;