fix comments

This commit is contained in:
M Alghazwi 2025-06-26 11:49:54 +02:00
parent d96fd522e7
commit 092e6efb2a

View File

@ -11,8 +11,8 @@ pub struct Params{
pub n: usize,
pub m: usize,
}
/// data struct contains shards matrix where each "shard" is row
/// the matrix contains n rows, k of which are source data and the rest (n-k) are parity
/// data struct contains shards matrix with dimensions `n`*`m`
/// the matrix contains n rows, k of which are source data and the rest p = (n-k) are parity
#[derive(Clone, Debug)]
pub struct Data<T>{
pub params: Params,
@ -29,10 +29,10 @@ impl DataMatrix<u8> for Data<u8> {
let matrix: Vec<Vec<u8>> = (0..params.n)
.map(|i| {
if i < params.k {
// data shard: random u8
// data: random u8
(0..params.m).map(|_| rng.random::<u8>()).collect()
} else {
// parity shard: zero
// parity: zero
vec![0u8; params.m]
}
})
@ -49,18 +49,18 @@ impl DataMatrix<u8> for Data<u8> {
// sanity checks
assert!(
new_col.len() == self.params.k,
"new_row length ({}) must equal k ({})",
"new_col length ({}) must equal k ({})",
new_col.len(),
self.params.k
);
assert!(
c < self.params.m,
"row index {} out of bounds; must be < {}",
"col index {} out of bounds; must be < {}",
c,
self.params.m
);
// write into each of the k data shards at position c
// write into each of the k data row at position c
for i in 0..self.params.k {
self.matrix[i][c] = new_col[i];
}