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Publish ssz_types (and deps) to crates.io (#468)

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* Rename `hashing` crate to `eth2_hashing`

* Add license, desc to eth2_hashing Cargo.toml

* Remove merkle root from eth2 hashing

* Remove old benches folder (zombied from old branch)

* Add docs to eth2_hashing

* Prepare tree_hash for publishing on crates.io

* Update deps to use crates.io instead of paths

* Update all crates to pull ssz from crates.io

* Remove cached_tree_hash, add patches to manifest

* Fix compile error in benches

* Remove unused code

* Fix fake_crypto compile error
This commit is contained in:
Paul Hauner
2019-08-08 11:39:47 +10:00
committed by GitHub
parent 88e89f9ab2
commit 8cfa36fedd
87 changed files with 205 additions and 2643 deletions
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26
eth2/utils/tree_hash/src/impls.rs
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@@ -1,6 +1,5 @@
use super::*;
use ethereum_types::H256;
use int_to_bytes::int_to_bytes32;
macro_rules! impl_for_bitsize {
($type: ident, $bit_size: expr) => {
@@ -122,6 +121,13 @@ macro_rules! impl_for_list {
impl_for_list!(Vec<T>);
impl_for_list!(&[T]);
/// Returns `int` as little-endian bytes with a length of 32.
fn int_to_bytes32(int: u64) -> Vec<u8> {
let mut vec = int.to_le_bytes().to_vec();
vec.resize(32, 0);
vec
}
#[cfg(test)]
mod test {
use super::*;
@@ -137,4 +143,22 @@ mod test {
assert_eq!(false.tree_hash_root(), false_bytes);
}
#[test]
fn int_to_bytes() {
assert_eq!(&int_to_bytes32(0), &[0; 32]);
assert_eq!(
&int_to_bytes32(1),
&[
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0
]
);
assert_eq!(
&int_to_bytes32(u64::max_value()),
&[
255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0
]
);
}
}