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// This file was procedurally generated from the following sources:
// - src/dstr-binding/ary-ptrn-empty.case
// - src/dstr-binding/default/arrow-function-dflt.template
/*---
description: No iteration occurs for an "empty" array binding pattern (arrow function expression (default parameter))
esid: sec-arrow-function-definitions-runtime-semantics-evaluation
features: [generators, destructuring-binding, default-parameters]
flags: [generated]
info: |
ArrowFunction : ArrowParameters => ConciseBody
[...]
4. Let closure be FunctionCreate(Arrow, parameters, ConciseBody, scope, strict).
[...]
9.2.1 [[Call]] ( thisArgument, argumentsList)
[...]
7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
[...]
9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
[...]
9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
[...]
23. Let iteratorRecord be Record {[[iterator]]:
CreateListIterator(argumentsList), [[done]]: false}.
24. If hasDuplicates is true, then
[...]
25. Else,
b. Let formalStatus be IteratorBindingInitialization for formals with
iteratorRecord and env as arguments.
[...]
13.3.3.6 Runtime Semantics: IteratorBindingInitialization
ArrayBindingPattern : [ ]
1. Return NormalCompletion(empty).
---*/
var iterations = 0;
var iter = function*() {
iterations += 1;
}();
var callCount = 0;
var f;
f = ([] = iter) => {
assert.sameValue(iterations, 0);
callCount = callCount + 1;
};
f();
assert.sameValue(callCount, 1, 'arrow function invoked exactly once');
reportCompare(0, 0);