rust/src/test/run-pass/expr-alt-generic.rs
Marijn Haverbeke fc6b7c8b38 Reformat for new mode syntax, step 1
Long lines were fixed in a very crude way, as I'll be following up
with another reformat in a bit.
2011-09-12 12:04:14 +02:00

27 lines
583 B
Rust

// -*- rust -*-
type compare<T> = fn(T, T) -> bool;
fn test_generic<T>(expected: T, eq: compare<T>) {
let actual: T = alt true { true { expected } };
assert (eq(expected, actual));
}
fn test_bool() {
fn compare_bool(b1: bool, b2: bool) -> bool { ret b1 == b2; }
let eq = bind compare_bool(_, _);
test_generic::<bool>(true, eq);
}
fn test_rec() {
type t = {a: int, b: int};
fn compare_rec(t1: t, t2: t) -> bool { ret t1 == t2; }
let eq = bind compare_rec(_, _);
test_generic::<t>({a: 1, b: 2}, eq);
}
fn main() { test_bool(); test_rec(); }