jashkenas--coffeescript/documentation/coffee/async.coffee

sleep = (ms) ->
  new Promise (resolve) ->
    window.setTimeout resolve, ms

countdown = (seconds) ->
  for i in [seconds..1]
    if window.speechSynthesis?
      utterance = new SpeechSynthesisUtterance "#{i}"
      window.speechSynthesis.cancel() # cancel any prior utterances
      window.speechSynthesis.speak utterance
    console.log i
    await sleep 1000 # wait one second
  alert "Done! (Check the console!)"

countdown(3)
change async code snippet 2016-11-05 05:54:18 -04:00			`sleep = (ms) ->`
			`new Promise (resolve) ->`
			`window.setTimeout resolve, ms`
doc fixes and updates 2016-11-04 17:20:27 -04:00
refine sound example 2016-11-06 05:30:01 -05:00			`countdown = (seconds) ->`
change async code snippet 2016-11-05 05:54:18 -04:00			`for i in [seconds..1]`
refine sound example 2016-11-06 05:30:01 -05:00			`if window.speechSynthesis?`
			`utterance = new SpeechSynthesisUtterance "#{i}"`
eliminate utterance queuing 2016-11-06 05:40:24 -05:00			`window.speechSynthesis.cancel() # cancel any prior utterances`
refine sound example 2016-11-06 05:30:01 -05:00			`window.speechSynthesis.speak utterance`
			`console.log i`
			`await sleep 1000 # wait one second`
			`alert "Done! (Check the console!)"`

			`countdown(3)`