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Editorial: [[HomeObject]] is always an ordinary object #3407

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Oct 24, 2024
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Editorial: [[HomeObject]] is always an ordinary object #3407

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15 changes: 8 additions & 7 deletions spec.html
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Original file line number Diff line number Diff line change
Expand Up @@ -10796,16 +10796,16 @@ <h1>GetThisBinding ( ): either a normal completion containing an ECMAScript lang
</emu-clause>

<emu-clause id="sec-getsuperbase" type="concrete method">
<h1>GetSuperBase ( ): either a normal completion containing either an Object, *null*, or *undefined*, or a throw completion</h1>
<h1>GetSuperBase ( ): an Object, *null*, or *undefined*</h1>
<dl class="header">
<dt>for</dt>
<dd>a Function Environment Record _envRec_</dd>
</dl>
<emu-alg>
1. Let _home_ be _envRec_.[[FunctionObject]].[[HomeObject]].
1. If _home_ is *undefined*, return *undefined*.
1. Assert: _home_ is an Object.
1. Return ? <emu-meta effects="user-code">_home_.[[GetPrototypeOf]]</emu-meta>().
1. Assert: _home_ is an ordinary object.
1. Return ! _home_.[[GetPrototypeOf]]().
</emu-alg>
</emu-clause>
</emu-clause>
Expand Down Expand Up @@ -13718,6 +13718,7 @@ <h1>
<dd>It configures _F_ as a method.</dd>
</dl>
<emu-alg>
1. Assert: _homeObject_ is an ordinary object.
1. Set _F_.[[HomeObject]] to _homeObject_.
1. Return ~unused~.
</emu-alg>
Expand Down Expand Up @@ -19446,15 +19447,15 @@ <h1>Runtime Semantics: Evaluation</h1>
1. Let _propertyNameValue_ be ? GetValue(_propertyNameReference_).
1. Let _strict_ be IsStrict(this |SuperProperty|).
1. NOTE: In most cases, ToPropertyKey will be performed on _propertyNameValue_ immediately after this step. However, in the case of `super[b] = c`, it will not be performed until after evaluation of `c`.
1. Return ? MakeSuperPropertyReference(_actualThis_, _propertyNameValue_, _strict_).
1. Return MakeSuperPropertyReference(_actualThis_, _propertyNameValue_, _strict_).
</emu-alg>
<emu-grammar>SuperProperty : `super` `.` IdentifierName</emu-grammar>
<emu-alg>
1. Let _env_ be GetThisEnvironment().
1. Let _actualThis_ be ? _env_.GetThisBinding().
1. Let _propertyKey_ be the StringValue of |IdentifierName|.
1. Let _strict_ be IsStrict(this |SuperProperty|).
1. Return ? MakeSuperPropertyReference(_actualThis_, _propertyKey_, _strict_).
1. Return MakeSuperPropertyReference(_actualThis_, _propertyKey_, _strict_).
</emu-alg>
<emu-grammar>SuperCall : `super` Arguments</emu-grammar>
<emu-alg>
Expand Down Expand Up @@ -19493,14 +19494,14 @@ <h1>
_actualThis_: an ECMAScript language value,
_propertyKey_: an ECMAScript language value,
_strict_: a Boolean,
): either a normal completion containing a Super Reference Record or a throw completion
): a Super Reference Record
</h1>
<dl class="header">
</dl>
<emu-alg>
1. Let _env_ be GetThisEnvironment().
1. Assert: _env_.HasSuperBinding() is *true*.
1. Let _baseValue_ be ? _env_.GetSuperBase().
1. Let _baseValue_ be _env_.GetSuperBase().
1. Return the Reference Record { [[Base]]: _baseValue_, [[ReferencedName]]: _propertyKey_, [[Strict]]: _strict_, [[ThisValue]]: _actualThis_ }.
</emu-alg>
</emu-clause>
Expand Down
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