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Add a doc comment explaining what convert_down() does

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Eryn Wells 2017-04-09 15:59:53 -07:00
parent 3e03ca7e4c
commit 6d9599551b
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types/src/number/mod.rs
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@ -22,6 +22,7 @@ type Int = i64;
type Flt = f64; type Flt = f64;
trait Number: Debug + IsBool + IsChar + IsNumber + Value { trait Number: Debug + IsBool + IsChar + IsNumber + Value {
/// Convert a Number to the next lowest type in Scheme's number pyramid, if possible.
fn convert_down(&self) -> Option<Box<Number>>; fn convert_down(&self) -> Option<Box<Number>>;
} }