Something
public text v1 · immutable# This function declares
# another function, acting as a trigger.
func.def trigger () {
func.def sub (a b) {
func.ret [- $a $b]
}
}
# Calling sub() directly won't work,
# we have to pull the trigger first.
trigger;
# Let's call it now.
io.write [sub 10 5]