lang_2023/tests/variants.lang
2023-05-13 14:54:48 +03:00

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Text

decl test_variants : -> Unit
def test_variants = {
var variant1 = | 'a' | 2 | "hello"
var | val | err = f: x
; val -?> "something" // open variant as value in expr
; val -!> "nothing" // open variant as None in expr
match variant1 with
| 'a' -> "something"
| 2 -> "nothing"
| "hello" -> "nothing"
| 11 -> "nothing"
}