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Fixed Uint output.

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This commit is contained in:
Gav Wood 2016-01-15 21:25:55 +01:00
parent 5c945ebd42
commit 5520497e81
2 changed files with 25 additions and 2 deletions
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9
src/rlp/rlpin.rs
View File

@ -133,3 +133,12 @@ impl<'a, 'view> Iterator for RlpIterator<'a, 'view> {
result
}
}
#[test]
fn break_it() {
use common::*;
let h: Bytes = FromHex::from_hex("f84d0589010efbef67941f79b2a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a0c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470").unwrap();
let r: Rlp = Rlp::new(&h);
let u: U256 = r.val_at(1);
assert_eq!(format!("{}", u), "0x10efbef67941f79b2");
}

18
src/uint.rs
View File

@ -597,8 +597,15 @@ macro_rules! construct_uint {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let &$name(ref data) = self;
try!(write!(f, "0x"));
let mut latch = false;
for ch in data.iter().rev() {
try!(write!(f, "{:02x}", ch));
for x in 0..16 {
let ch = ch & (15u64 << ((15 - x) * 4) as u64) >> ((15 - x) * 4) as u64;
if !latch { latch = ch != 0 }
if latch {
try!(write!(f, "{:01x}", ch));
}
}
}
Ok(())
}
@ -608,8 +615,15 @@ macro_rules! construct_uint {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let &$name(ref data) = self;
try!(write!(f, "0x"));
let mut latch = false;
for ch in data.iter().rev() {
try!(write!(f, "{:02x}", ch));
for x in 0..16 {
let nibble = (ch & (15u64 << ((15 - x) * 4) as u64)) >> (((15 - x) * 4) as u64);
if !latch { latch = nibble != 0 }
if latch {
try!(write!(f, "{:x}", nibble));
}
}
}
Ok(())
}