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$top = "top-level"
class base($s) {
test ["middle " + $s,] {}
$middle = "inside base"
}
# syntactic sugar for the equivalent of defining a class `inner` inside of base.
class base:inner1($s) {
test ["inner1 " + $s,] {}
$last = "i am inner1 and i can see " + $middle
}
class base:inner2($s) {
test ["inner2 " + $s,] {}
$last = "i am inner2 and i can see " + $middle
}
# three deep!
class base:inner1:deep($s, $b) {
test ["deep is " + $s,] {}
$end = "i am deep and i can see " + $middle + " and last says " + $last
}
include base("world") as b0
include b0.inner1("hello") as b1 # inner comes out of `base`
include b0.inner2("hello") as b2 # inner comes out of `base`
include b1.deep("deep", true) as d # deep comes out of `inner1`
test [$top,] {}
test [$b0.middle,] {}
test [$b1.last,] {}
test [$b2.last,] {}
test [$d.end,] {}
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