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Add ?Sized to RngCore trait bounds (#14) 

Closes #13.
This commit is contained in:
Weiliang Li 2019-12-22 00:39:49 +09:00 committed by str4d
parent 09a32b1a48
commit f76872ad80
2 changed files with 2 additions and 2 deletions
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2
ff_derive/src/lib.rs
View File

@ -883,7 +883,7 @@ fn prime_field_impl(
impl ::ff::Field for #name {
/// Computes a uniformly random element using rejection sampling.
fn random<R: ::rand_core::RngCore>(rng: &mut R) -> Self {
fn random<R: ::rand_core::RngCore + ?std::marker::Sized>(rng: &mut R) -> Self {
loop {
let mut tmp = {
let mut repr = [0u64; #limbs];

2
src/lib.rs
View File

@ -21,7 +21,7 @@ pub trait Field:
Sized + Eq + Copy + Clone + Send + Sync + fmt::Debug + fmt::Display + 'static
{
/// Returns an element chosen uniformly at random using a user-provided RNG.
fn random<R: RngCore>(rng: &mut R) -> Self;
fn random<R: RngCore + ?std::marker::Sized>(rng: &mut R) -> Self;
/// Returns the zero element of the field, the additive identity.
fn zero() -> Self;