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lix/tests/lang/eval-okay-arithmetic.nix

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with import ./lib.nix;
let {
/* Supposedly tail recursive version:
range_ = accum: first: last:
if first == last then ([first] ++ accum)
else range_ ([first] ++ accum) (builtins.add first 1) last;
range = range_ [];
*/
x = 12;
err = abort "urgh";
body = sum
[ (sum (range 1 50))
(123 + 456)
(0 + -10 + -(-11) + -x)
(10 - 7 - -2)
(10 - (6 - -1))
(10 - 1 + 2)
(3 * 4 * 5)
(56088 / 123 / 2)
(3 + 4 * const 5 0 - 6 / id 2)
2018-05-24 12:48:48 +00:00
(builtins.bitAnd 12 10) # 0b1100 & 0b1010 = 8
(builtins.bitOr 12 10) # 0b1100 | 0b1010 = 14
(builtins.bitXor 12 10) # 0b1100 ^ 0b1010 = 6
(if 3 < 7 then 1 else err)
(if 7 < 3 then err else 1)
(if 3 < 3 then err else 1)
(if 3 <= 7 then 1 else err)
(if 7 <= 3 then err else 1)
(if 3 <= 3 then 1 else err)
(if 3 > 7 then err else 1)
(if 7 > 3 then 1 else err)
(if 3 > 3 then err else 1)
(if 3 >= 7 then err else 1)
(if 7 >= 3 then 1 else err)
(if 3 >= 3 then 1 else err)
(if 2 > 1 == 1 < 2 then 1 else err)
(if 1 + 2 * 3 >= 7 then 1 else err)
(if 1 + 2 * 3 < 7 then err else 1)
# Not integer, but so what.
(if "aa" < "ab" then 1 else err)
(if "aa" < "aa" then err else 1)
(if "foo" < "foobar" then 1 else err)
];
}