grassrootseconomics/openethereum
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Remove cruft

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This commit is contained in:
Gav Wood 2016-01-14 21:58:55 +01:00
parent ccab2ea920
commit 5e6632ca47
1 changed files with 15 additions and 54 deletions
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69
src/json_aid.rs
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@ -8,7 +8,7 @@ pub fn clean(s: &str) -> &str {
} }
} }
pub fn u256_from_str(s: &str) -> U256 { fn u256_from_str(s: &str) -> U256 {
if s.len() >= 2 && &s[0..2] == "0x" { if s.len() >= 2 && &s[0..2] == "0x" {
U256::from_str(&s[2..]).unwrap_or(U256::from(0)) U256::from_str(&s[2..]).unwrap_or(U256::from(0))
} else { } else {
@ -16,59 +16,26 @@ pub fn u256_from_str(s: &str) -> U256 {
} }
} }
pub fn bytes_from_json(json: &Json) -> Bytes { impl FromJson for Bytes {
let s = json.as_string().unwrap_or(""); fn from_json(json: &Json) -> Self {
if s.len() % 2 == 1 { let s = json.as_string().unwrap_or("");
FromHex::from_hex(&("0".to_string() + &(clean(s).to_string()))[..]).unwrap_or(vec![]) if s.len() % 2 == 1 {
} else { FromHex::from_hex(&("0".to_string() + &(clean(s).to_string()))[..]).unwrap_or(vec![])
FromHex::from_hex(clean(s)).unwrap_or(vec![]) } else {
FromHex::from_hex(clean(s)).unwrap_or(vec![])
}
} }
} }
pub fn address_from_json(json: &Json) -> Address { impl FromJson for BTreeMap<H256, H256> {
From::from(json.as_string().unwrap_or("0000000000000000000000000000000000000000")) fn from_json(json: &Json) -> Self {
} json.as_object().unwrap().iter().fold(BTreeMap::new(), |mut m, (key, value)| {
m.insert(x!(&u256_from_str(key)), x!(&U256::from_json(value)));
pub fn h256_from_json(json: &Json) -> H256 { m
let s = json.as_string().unwrap_or("0000000000000000000000000000000000000000000000000000000000000000"); })
if s.len() % 2 == 1 {
h256_from_hex(&("0".to_string() + &(clean(s).to_string()))[..])
} else {
h256_from_hex(clean(s))
} }
} }
pub fn vec_h256_from_json(json: &Json) -> Vec<H256> {
json.as_array().unwrap().iter().map(&h256_from_json).collect()
}
pub fn map_h256_h256_from_json(json: &Json) -> BTreeMap<H256, H256> {
json.as_object().unwrap().iter().fold(BTreeMap::new(), |mut m, (key, value)| {
m.insert(H256::from(&u256_from_str(key)), H256::from(&U256::from_json(value)));
m
})
}
pub fn usize_from_json(json: &Json) -> usize {
U256::from_json(json).low_u64() as usize
}
pub fn u64_from_json(json: &Json) -> u64 {
U256::from_json(json).low_u64()
}
pub fn u32_from_json(json: &Json) -> u32 {
U256::from_json(json).low_u32()
}
pub fn u16_from_json(json: &Json) -> u16 {
U256::from_json(json).low_u32() as u16
}
pub fn u8_from_json(json: &Json) -> u8 {
U256::from_json(json).low_u32() as u8
}
impl<T> FromJson for Vec<T> where T: FromJson { impl<T> FromJson for Vec<T> where T: FromJson {
fn from_json(json: &Json) -> Self { fn from_json(json: &Json) -> Self {
json.as_array().unwrap().iter().map(|x|T::from_json(x)).collect() json.as_array().unwrap().iter().map(|x|T::from_json(x)).collect()
@ -93,12 +60,6 @@ impl FromJson for u16 {
} }
} }
impl FromJson for u8 {
fn from_json(json: &Json) -> Self {
U256::from_json(json).low_u64() as u8
}
}
#[test] #[test]
fn u256_from_json() { fn u256_from_json() {
let j = Json::from_str("{ \"dec\": \"10\", \"hex\": \"0x0a\", \"int\": 10 }").unwrap(); let j = Json::from_str("{ \"dec\": \"10\", \"hex\": \"0x0a\", \"int\": 10 }").unwrap();