Skip to content
This repository has been archived by the owner on Apr 26, 2024. It is now read-only.

normative: avoid userland re-entrance after a read in TypedArray.prototype.toSpliced #89

Merged
merged 2 commits into from Jun 24, 2022
Merged

normative: avoid userland re-entrance after a read in TypedArray.prototype.toSpliced #89

Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
5eb2d89
avoid userland reentrace after a read in TA::toSpliced
acutmore Jun 23, 2022
6752fb6
update polyfill + polyfill tests
acutmore Jun 23, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
12 changes: 7 additions & 5 deletions spec.html
View file
Open in desktop
Expand Up @@ -425,6 +425,11 @@ <h1>%TypedArray%.prototype.toSpliced ( _start_, _deleteCount_, ..._items_ )</h1>
1. Else if _relativeStart_ &lt; 0, let _actualStart_ be max(_len_ + _relativeStart_, 0).
1. Else, let _actualStart_ be min(_relativeStart_, _len_).
1. Let _insertCount_ be the number of elements in _items_.
acutmore marked this conversation as resolved.
Show resolved Hide resolved
1. Let _convertedItems_ be a new empty List.
1. For each element _E_ of _items_, do
1. If _O_.[[ContentType]] is ~BigInt~, let _convertedValue_ be ? ToBigInt(_E_).
1. Else, let _convertedValue_ be ? ToNumber(_E_).
1. Append _convertedValue_ as the last element of _convertedItems_.
1. If _start_ is not present, then
1. Let _actualDeleteCount_ be 0.
1. Else if _deleteCount_ is not present, then
Expand All @@ -441,9 +446,9 @@ <h1>%TypedArray%.prototype.toSpliced ( _start_, _deleteCount_, ..._items_ )</h1>
1. Let _iValue_ be ! Get(_src_, _Pi_).
1. Perform ! Set(_target_, _Pi_, _iValue_, *true*).
1. Set _i_ to _i_ + 1.
1. For each element _E_ of _items_, do
1. For each element _E_ of _convertedItems_, do
1. Let _Pi_ be ! ToString(𝔽(_i_)).
1. [id="step-typedarray-tospliced-set"] Perform ? Set(_A_, _Pi_, _E_, *true*).
1. Perform ! Set(_A_, _Pi_, _E_, *true*).
1. Set _i_ to _i_ + 1.
1. Repeat, while _r_ &lt; _newLen_,
1. Let _Pi_ be ! ToString(𝔽(_i_)).
Expand All @@ -454,9 +459,6 @@ <h1>%TypedArray%.prototype.toSpliced ( _start_, _deleteCount_, ..._items_ )</h1>
1. Set _r_ to _r_ + 1.
1. Return _A_.
</emu-alg>
<emu-note>
Step <emu-xref href="#step-typedarray-tospliced-set"></emu-xref> may return an abrupt completion because _E_ is a value of any ECMAScript language type and is passed to ToBigInt or ToNumber.
</emu-note>
</emu-clause>

<emu-clause id="sec-%typedarray%.prototype.with">
Expand Down