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@@ -0,0 +1,46 @@
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+const delay = ms => new Promise(ok => setTimeout(() => ok(ms), ms))
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+
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+function* likeAsync() {
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+ console.log(1)
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+ console.log(yield 1.5)
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+ let res1 = yield delay(2000)
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+ console.log(2, res1)
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+ let res2 = yield delay(2000)
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+ console.log(3, res2)
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+ try {
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+ console.log(yield fetch("htpsdasd://localhost:10000"))
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+ } catch (e) {
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+ console.log('GENA ERROR CATCH', e)
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+ }
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+ let res3 = yield delay(3000)
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+ console.log(4, res3)
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+}
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+
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+let likeA = likeAsync()
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+
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+console.log(likeA.next())
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+console.log(likeA.next().value.then(res => console.log(res)))
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+
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+function run(gena) {
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+ let iter = gena()
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+ function next(res, err) {
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+ let value, done
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+ try {
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+ if(!err) {
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+ //литеральная деструктуризация???
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+ [{value, done}] = [iter.next(res)]
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+ } else {
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+ [{value, done}] = [iter.throw(err)]
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+ }
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+ if (done) return;
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+ if(value && typeof value?.then === 'function') {
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+ value.then(next, err => next(undefined, err))
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+ } else if (value){
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+ next(value)
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+ }
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+ } catch(e) {
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+ console.warn('gena error', e)
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+ }
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+ }
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+ next()
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+}
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