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Merge pull request #1558 from lightpanda-io/empty_array_buffer

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don't try to create empty backing store data
This commit is contained in:
Pierre Tachoire
2026-02-16 18:31:51 +01:00
committed by GitHub
parent cfefa32603 b83b188aff
commit f20d6b551d
1 changed files with 4 additions and 2 deletions
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6
src/browser/js/js.zig
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@@ -145,8 +145,10 @@ pub fn simpleZigValueToJs(isolate: Isolate, value: anytype, comptime fail: bool,
const values = value.values; const values = value.values;
const len = values.len; const len = values.len;
const backing_store = v8.v8__ArrayBuffer__NewBackingStore(isolate.handle, len); const backing_store = v8.v8__ArrayBuffer__NewBackingStore(isolate.handle, len);
const data: [*]u8 = @ptrCast(@alignCast(v8.v8__BackingStore__Data(backing_store))); if (len > 0) {
@memcpy(data[0..len], @as([]const u8, @ptrCast(values))[0..len]); const data: [*]u8 = @ptrCast(@alignCast(v8.v8__BackingStore__Data(backing_store)));
@memcpy(data[0..len], @as([]const u8, @ptrCast(values))[0..len]);
}
const backing_store_ptr = v8.v8__BackingStore__TO_SHARED_PTR(backing_store); const backing_store_ptr = v8.v8__BackingStore__TO_SHARED_PTR(backing_store);
return @ptrCast(v8.v8__ArrayBuffer__New2(isolate.handle, &backing_store_ptr).?); return @ptrCast(v8.v8__ArrayBuffer__New2(isolate.handle, &backing_store_ptr).?);
}, },