Yield GDScript Simple quiz

loop_yield.gd

extends Node

func my_looper():
  for x in 4:
    yield()
    print("I am %sx awesome" % x)

func _ready():
  var v = my_looper()
  
# Question 1: HOW WILL WE CALL ALL THE SUBROUTINES ?
# OPTION 1!
# v.resume()
# v.resume()
# v.resume() ... until all the FunctionState is empty
# OPTION 2!
# v.resume().resume() ... for every FunctionState returned
# OPTION 3!
# v.resume() .. doing it once is enough

loop_yield_ans.gd

extends Node

func my_looper():
  for x in 4:
    yield()
    print("I am %sx awesome" % x)

func _ready():
  var v = my_looper()
  v.resume().resume().resume().resume() # 4 times for all the executions combined