first commit

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Ichitux
2026-04-05 03:08:53 +02:00
commit 1082d36c12
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class LazyIterableIterator {
constructor(producer) {
this.producer = producer;
}
[Symbol.iterator]() {
if (this.it === undefined) {
this.it = this.producer();
}
return this.it;
}
next() {
if (this.it === undefined) {
this.it = this.producer();
}
return this.it.next();
}
}
export function makeLazy(producer) {
return new LazyIterableIterator(producer);
}