xcode - Creating a Neat delay function using NSTimer

i trying create simple , neat function uses nstimer add delay ever in brackets. e.g.

 func adddelay(delay:double, closure:()->()) {   //code in here using nstimer add delay long stated in delay (the number passed in)     }

from this, trying aim use going:

delay(1){ //code in here execute after delay of 1 second }

the function needs use nstimer using whole.

any appreciated.

in case, need use extension nstimer. published on gist: https://gist.github.com/dimpiax/e2adc74c25d76d124fc3

update:

published lib: https://github.com/dimpiax/richtimer

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