rust/src/test/run-pass/if-check.rs

// xfail-stage0
pred even(x: uint) -> bool {
    if x < 2u {
        ret false;
    } else if (x == 2u) { ret true; } else { ret even(x - 2u); }
}

fn foo(x: uint) { if check even(x) { log x; } else { fail; } }

fn main() { foo(2u); }
if-check test case 2011-06-15 16:23:17 -07:00			`// xfail-stage0`
Reformat for new syntax 2011-07-27 14:19:39 +02:00			`pred even(x: uint) -> bool {`
			`if x < 2u {`
			`ret false;`
			`} else if (x == 2u) { ret true; } else { ret even(x - 2u); }`
Bring back if-check Add "if check" (expr_if_check), a variation on check that executes an "else" clause rather than failing if the check doesn't hold. 2011-06-16 11:56:34 -07:00			`}`

Reformat for new syntax 2011-07-27 14:19:39 +02:00			`fn foo(x: uint) { if check even(x) { log x; } else { fail; } }`
if-check test case 2011-06-15 16:23:17 -07:00
Reformat for new syntax 2011-07-27 14:19:39 +02:00			`fn main() { foo(2u); }`