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/*
* Copyright 2016-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
// This file was automatically generated from coroutines-guide.md by Knit tool. Do not edit.
package kotlinx.coroutines.guide.flow15
import kotlinx.coroutines.*
import kotlinx.coroutines.flow.*
fun log(msg: String) = println("[${Thread.currentThread().name}] $msg")
fun foo(): Flow<Int> = flow {
for (i in 1..3) {
Thread.sleep(100) // pretend we are computing it in CPU-consuming way
log("Emitting $i")
emit(i) // emit next value
}
}.flowOn(Dispatchers.Default) // RIGHT way to change context for CPU-consuming code in flow builder
fun main() = runBlocking<Unit> {
foo().collect { value ->
log("Collected $value")
}
}
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