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syscall/js: add a note about a bug in TypedArray

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Fixes #29355

Change-Id: I4018d420c8d413b2681744af18ffb65da03ac504
Reviewed-on: https://go-review.googlesource.com/c/155778
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Richard Musiol <neelance@gmail.com>
This commit is contained in:
Agniva De Sarker 2018-12-26 12:09:49 +05:30 committed by Daniel Martí
parent bd98628676
commit 43732816be
1 changed files with 5 additions and 0 deletions
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5
src/syscall/js/typedarray.go
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@ -25,6 +25,11 @@ var (
var _ Wrapper = TypedArray{} // TypedArray must implement Wrapper
// TypedArray represents a JavaScript typed array.
//
// BUG(neelance): The typed array currently becomes inaccessible when Go requests more memory
// from the WebAssembly host. It is recommended to only use the typed array synchronously
// without keeping a long-lived reference. You can also check if the length property is zero
// to detect this detached state of the typed array.
type TypedArray struct {
Value
}