bjoernager/rust
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stdlib: Use if/alt expressions in std::int

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This commit is contained in:
Brian Anderson 2011-05-21 22:06:54 -04:00
parent d85447c4fb
commit d4da3f5172
1 changed files with 9 additions and 9 deletions
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18
src/lib/int.rs
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@ -32,19 +32,19 @@ iter range(int lo, int hi) -> int {
fn to_str(int n, uint radix) -> str
{
assert (0u < radix && radix <= 16u);
if (n < 0) {
ret "-" + uint::to_str((-n) as uint, radix);
ret if (n < 0) {
"-" + uint::to_str((-n) as uint, radix)
} else {
ret uint::to_str(n as uint, radix);
}
uint::to_str(n as uint, radix)
};
}
fn pow(int base, uint exponent) -> int {
if (exponent == 0u) {
ret 1;
ret if (exponent == 0u) {
1
} else if (base == 0) {
ret 0;
0
} else {
auto accum = base;
auto count = exponent;
@ -52,8 +52,8 @@ fn pow(int base, uint exponent) -> int {
accum *= base;
count -= 1u;
}
ret accum;
}
accum
};
}
// Local Variables: