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import "macro_teal" as $
$local "a:{string:number}", {value:123}
$local "b:number", a.value
$function "add(a:number, b:number):number", -> a + b
s = add(a.value, b)
print(s)
$record Point,
x: number
y: number
$method "Point.new(x:number, y:number):Point", ->
$local "point:Point", setmetatable {}, __index: Point
point.x = x or 0
point.y = y or 0
point
$method "Point:move(dx:number, dy:number)", ->
@x += dx
@y += dy
$local "p:Point", Point.new 100, 100
p\move 50, 50
$function "filter(tab:{string}, handler:function(item:string):boolean):{string}", ->
[item for item in *tab when handler item]
$function "cond(item:string):boolean", -> item ~= "a"
res = filter {"a", "b", "c", "a"}, cond
for s in *res
print s
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