rust/src/test/run-pass/fact.rs
Brian Anderson 518dc52f85 Reformat
This changes the indexing syntax from .() to [], the vector syntax from ~[] to
[] and the extension syntax from #fmt() to #fmt[]
2011-08-20 11:04:00 -07:00

29 lines
345 B
Rust

// -*- rust -*-
fn f(x: int) -> int {
// log "in f:";
log x;
if x == 1 {
// log "bottoming out";
ret 1;
} else {
// log "recurring";
let y: int = x * f(x - 1);
// log "returned";
log y;
ret y;
}
}
fn main() {
assert (f(5) == 120);
// log "all done";
}