dust/examples/scope.ds

# Function
x = "bar"

func = function <> { 
	x = "foo"
	x
}

(assert_equal "foo", (func))
(assert_equal "bar", x)

# For Loop
x = 42

for number in [1 2 3] {
	x += number
}

(assert_equal 48, x)

# Async Loops

## Transform Loop

x = 42
y = [1 2 3]

transform number in y {
	number += x
	x = 1000
}
 
(assert_equal [43, 44, 45], y)
(assert_equal 42, x)

## Filter Loop

x = 42
y = [1 2 3]

transform number in y {
	number += x
	x = 1000
}
 
(assert_equal [43, 44, 45], y)
(assert_equal 42, x)

## Filter Loop

x = 42
y = [1 2 3]

filter number in y {
	number += x
	x = 1000
}
 
(assert_equal [43, 44, 45], y)
(assert_equal 42, x)