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Merge pull request #317 from ethcore/evm-tests

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Additional evm tests (extops, call, jumps) and some docs
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Gav Wood
2016-02-03 14:37:17 +01:00
parent 639544f4b5 a8bd37d5d2
commit 4a88adfde7
2 changed files with 169 additions and 30 deletions
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24
util/src/uint.rs
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@@ -60,20 +60,20 @@ macro_rules! panic_on_overflow {
}
}
/// TODO [Gav Wood] Please document me
/// Generic Uint of unspecified size
pub trait Uint: Sized + Default + FromStr + From<u64> + FromJson + fmt::Debug + fmt::Display + PartialOrd + Ord + PartialEq + Eq + Hash {
/// Size of this type.
const SIZE: usize;
/// TODO [Gav Wood] Please document me
/// Returns `Uint(0)`
fn zero() -> Self;
/// TODO [Gav Wood] Please document me
/// Returns `Uint(1)`
fn one() -> Self;
/// TODO [Gav Wood] Please document me
/// Error returned when `from_dec_str` method fails
type FromDecStrErr;
/// TODO [Gav Wood] Please document me
/// Create `Uint` from specified decimal represented by string
fn from_dec_str(value: &str) -> Result<Self, Self::FromDecStrErr>;
/// Conversion to u32
@@ -105,25 +105,25 @@ pub trait Uint: Sized + Default + FromStr + From<u64> + FromJson + fmt::Debug +
fn overflowing_pow(self, other: Self) -> (Self, bool);
/// TODO [debris] Please document me
/// Add this `Uint` to other returning result and possible overflow
fn overflowing_add(self, other: Self) -> (Self, bool);
/// TODO [debris] Please document me
/// Subtract another `Uint` from this returning result and possible overflow
fn overflowing_sub(self, other: Self) -> (Self, bool);
/// TODO [debris] Please document me
/// Multiple this `Uint` with other returning result and possible overflow
fn overflowing_mul(self, other: Self) -> (Self, bool);
/// TODO [debris] Please document me
/// Divide this `Uint` by other returning result and possible overflow
fn overflowing_div(self, other: Self) -> (Self, bool);
/// TODO [debris] Please document me
/// Returns reminder of division of this `Uint` by other and possible overflow
fn overflowing_rem(self, other: Self) -> (Self, bool);
/// TODO [debris] Please document me
/// Returns negation of this `Uint` and overflow (always true)
fn overflowing_neg(self) -> (Self, bool);
/// TODO [Gav Wood] Please document me
/// Shifts this `Uint` and returns overflow
fn overflowing_shl(self, shift: u32) -> (Self, bool);
}