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@alexeckermann
Created November 10, 2014 09:21
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GCD dispatch_resume test for Swift
import Foundation
import XCPlayground
import Dispatch
class Looper {
var loopQueue : dispatch_queue_t!
var tickSource : dispatch_source_t!
init() {
loopQueue = dispatch_queue_create("com.alexeckermann.looper", nil)
println("looper initd")
}
func loop() {
println("loop called")
tickSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, loopQueue)
dispatch_source_set_timer(tickSource, dispatch_time(DISPATCH_TIME_NOW, 0), (200 * NSEC_PER_MSEC), (50 * NSEC_PER_MSEC))
dispatch_source_set_event_handler(tickSource) { println("success!") } // Looking for this to print to the output
dispatch_async(loopQueue, { println("queue works") })
dispatch_resume(tickSource) // Comment this out if it raises an exception/
}
}
var looper = Looper()
looper.loop()
XCPSetExecutionShouldContinueIndefinitely(continueIndefinitely: true)
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