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// This file was procedurally generated from the following sources:
// - src/generators/yield-spread-arr-single.case
// - src/generators/default/declaration.template
/*---
description: Use yield value in a array spread position (Generator Function declaration)
esid: prod-GeneratorDeclaration
features: [generators]
flags: [generated]
info: |
14.4 Generator Function Definitions
GeneratorDeclaration :
function * BindingIdentifier ( FormalParameters ) { GeneratorBody }
Array Initializer
SpreadElement[Yield, Await]:
...AssignmentExpression[+In, ?Yield, ?Await]
---*/
var arr = ['a', 'b', 'c'];
var callCount = 0;
function *gen() {
callCount += 1;
yield [...yield];
}
var iter = gen();
iter.next(false);
var item = iter.next(arr);
var value = item.value;
assert.notSameValue(value, arr, 'value is a new array');
assert(Array.isArray(value), 'value is an Array exotic object');
assert.sameValue(value.length, 3)
assert.sameValue(value[0], 'a');
assert.sameValue(value[1], 'b');
assert.sameValue(value[2], 'c');
assert.sameValue(item.done, false);
assert.sameValue(callCount, 1);
reportCompare(0, 0);
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