mirror of https://github.com/tc39/test262.git
35 lines
1.2 KiB
JavaScript
35 lines
1.2 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/dstr-binding/ary-ptrn-rest-id-exhausted.case
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// - src/dstr-binding/default/var-stmt.template
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/*---
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description: RestElement applied to an exhausted iterator (`var` statement)
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esid: sec-variable-statement-runtime-semantics-evaluation
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es6id: 13.3.2.4
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features: [Symbol.iterator, destructuring-binding]
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flags: [generated]
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info: |
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VariableDeclaration : BindingPattern Initializer
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1. Let rhs be the result of evaluating Initializer.
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2. Let rval be GetValue(rhs).
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3. ReturnIfAbrupt(rval).
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4. Return the result of performing BindingInitialization for
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BindingPattern passing rval and undefined as arguments.
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13.3.3.6 Runtime Semantics: IteratorBindingInitialization
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BindingRestElement : ... BindingIdentifier
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1. Let lhs be ResolveBinding(StringValue of BindingIdentifier,
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environment).
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2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat,
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[...]
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b. If iteratorRecord.[[done]] is true, then
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i. If environment is undefined, return PutValue(lhs, A).
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ii. Return InitializeReferencedBinding(lhs, A).
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---*/
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var [, , ...x] = [1, 2];
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assert(Array.isArray(x));
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assert.sameValue(x.length, 0);
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