mirror of https://github.com/tc39/test262.git
46 lines
1.1 KiB
JavaScript
46 lines
1.1 KiB
JavaScript
// This file was procedurally generated from the following sources:
|
|
// - src/async-generators/yield-identifier-non-strict.case
|
|
// - src/async-generators/non-strict/async-expression.template
|
|
/*---
|
|
description: Use of yield as a valid identifier in a function body inside a generator body in non strict mode (Async generator expression - valid for non-strict only cases)
|
|
esid: prod-AsyncGeneratorExpression
|
|
features: [async-iteration]
|
|
flags: [generated, noStrict, async]
|
|
info: |
|
|
Async Generator Function Definitions
|
|
|
|
AsyncGeneratorExpression :
|
|
async [no LineTerminator here] function * BindingIdentifier ( FormalParameters ) {
|
|
AsyncGeneratorBody }
|
|
|
|
---*/
|
|
|
|
|
|
var callCount = 0;
|
|
|
|
var gen = async function *() {
|
|
callCount += 1;
|
|
return (function(arg) {
|
|
var yield = arg + 1;
|
|
return yield;
|
|
}(yield))
|
|
};
|
|
|
|
var iter = gen();
|
|
|
|
var item = iter.next();
|
|
|
|
item.then(({ done, value }) => {
|
|
assert.sameValue(done, false);
|
|
assert.sameValue(value, undefined);
|
|
});
|
|
|
|
item = iter.next(42);
|
|
|
|
item.then(({ done, value }) => {
|
|
assert.sameValue(done, true);
|
|
assert.sameValue(value, 43);
|
|
}).then($DONE, $DONE);
|
|
|
|
assert.sameValue(callCount, 1);
|