func main { int | with args ;
    def thing

    1 anew =thing

    "hi" 0 thing:unwrap:set;

    def thing2 thing:unwrap List:new =thing2

    "world" thing2:unwrap:push
    "hello" 0 thing2:unwrap:insert

    "printing first two words of 'hello hi world' (should be 'hello hi')" println
    " " print
    0 thing2:unwrap:get print " " print
    1 thing2:unwrap:get println
    "removing hello" println
    thing2:pop-front;
    "printing first two words again" println
    " " print
    0 thing2:unwrap:get print " " print
    1 thing2:unwrap:get println

    "" println
    "testing closures and func-ptrs" println

    def thingy 
    "heya1" =thingy
    "thingy println" dyn-read call

    "heya2" =thingy
    { | 
        thingy println 
    } call

    def ptr 
    &println =ptr
    "ptr works" ptr call
    &&println =ptr
    "ptr-ptr works" ptr call call
    thingy:&unwrap =ptr
    "unwrap-ptr works" ptr call println
    thingy:&&unwrap =ptr
    "unwrap-ptr-ptr works" ptr call call println


    "" println
    "testing if" println

    def a "test" =a
    def b "test" =b
    a b eq dup if {
        a " is equal to " b concat concat println
    } not if {
        a " is not equal to " b concat concat panic
    }

    a b assert-eq;

    "" println 
    "testing ranges & iterators: (0..30@5) + 1" println

    def range 5 (0 30 Range:new):set-step =range

    range:iter 
        { | 1 + } swap:map 
        { | _str println } swap:foreach

    "" println
    "testing Iter:sum of 5 10s" println

    0 5 Range:new:iter
        { | pop 10 } swap:map
        _:sum 
        _str println

    "" println
    "testing MicroMap" println
    
    def map null MicroMap:new =map
    "hey" "hello" map:set;
    "helloworld" "Hello, World" map:set;
    "{ " print
    map:iter
        { | with item ;
            "'" print
            0 item:get print
            "': '" print 
            1 item:get print
            "', " print
        } swap:foreach
    "}" println

    "" println
    "Running with args: " print
    argv:iter
        { str | " " concat } swap:map
        &print swap:foreach
    "" println

    100
}