TypeScript/tests/baselines/reference/for-of30.types
Ron Buckton e8bf9584aa
Improve type checking and inference for Generators and Async Generators (#30790)
* Improve typing for Generators and Async Generators

* Add TReturn and TNext to Iterator, IterableIterator, etc.

* Update ts internal Iterator to be assignable from global Iterator

* Make 'done' optional in IteratorYieldResult

* Revert Iterable and IterableIterator to simpler versions plus other fixes

* Add additional inference tests

* Added additional tests

* PR cleanup and minor async iteration type fix

* Updated diagnostics message and added non-strict tests

* Fix expected arity of Iterator/AsyncIterator
2019-07-03 21:55:59 -07:00

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=== tests/cases/conformance/es6/for-ofStatements/for-of30.ts ===
class StringIterator {
>StringIterator : StringIterator
next() {
>next : () => { done: boolean; value: string; }
return {
>{ done: false, value: "" } : { done: boolean; value: string; }
done: false,
>done : boolean
>false : false
value: ""
>value : string
>"" : ""
}
}
return = 0;
>return : number
>0 : 0
[Symbol.iterator]() {
>[Symbol.iterator] : () => this
>Symbol.iterator : symbol
>Symbol : SymbolConstructor
>iterator : symbol
return this;
>this : this
}
}
for (var v of new StringIterator) { }
>v : string
>new StringIterator : StringIterator
>StringIterator : typeof StringIterator