bjoernager/rust
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rustc: Make < and = into traits

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This commit is contained in:
Patrick Walton 2012-08-27 16:26:35 -07:00
parent 94720fcea7
commit 96534365c2
103 changed files with 2985 additions and 328 deletions
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17
src/libstd/json.rs
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@ -5,6 +5,7 @@
//! json serialization
import core::cmp::Eq;
import result::{Result, Ok, Err};
import io;
import io::WriterUtil;
@ -477,7 +478,7 @@ fn from_str(s: ~str) -> Result<Json, Error> {
}
/// Test if two json values are equal
fn eq(value0: Json, value1: Json) -> bool {
pure fn eq(value0: Json, value1: Json) -> bool {
match (value0, value1) {
(Num(f0), Num(f1)) => f0 == f1,
(String(s0), String(s1)) => s0 == s1,
@ -502,6 +503,20 @@ fn eq(value0: Json, value1: Json) -> bool {
}
}
impl Error : Eq {
pure fn eq(&&other: Error) -> bool {
self.line == other.line &&
self.col == other.col &&
self.msg == other.msg
}
}
impl Json : Eq {
pure fn eq(&&other: Json) -> bool {
eq(self, other)
}
}
trait ToJson { fn to_json() -> Json; }
impl Json: ToJson {