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implement Func;
include "sys.m";
include "draw.m";
sys: Sys;
print: import sys;
Func: module {
init: fn(nil: ref Draw->Context, nil: list of string);
};
plus: fn(a: int, b :int): int;
plus(a: int, b: int): int {
return a + b;
}
swp(a, b: int): (int, int) {
return (b, a);
}
init(nil: ref Draw->Context, nil: list of string) {
sys = load Sys Sys->PATH;
print("3 + 5 = %d\n", plus(3, 5));
print("7 + 3 + 4 = %d\n", plusplus(7, 3, 4));
(t₀, t₁) := swp(6, 7);
print("swap 6,7: %d,%d\n", t₀, t₁);
exit;
}
plusplus(a, b, c: int): int {
return plus(a, b) + c;
}
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