pnm/eschac
1
0
Fork 0
Code Issues Activity

no_std

Browse source
This commit is contained in:
Paul-Nicolas Madelaine 2025-11-17 22:07:04 +01:00
parent c0e915f1b4
commit 00261d95c1
9 changed files with 102 additions and 96 deletions
Download patch file Download diff file Expand all files Collapse all files

24
src/position.rs
View file

@ -8,9 +8,9 @@ use crate::san::*;
use crate::setup::*;
use crate::uci::*;
use std::convert::Infallible;
use std::iter::{ExactSizeIterator, FusedIterator};
use std::ops::ControlFlow;
use core::convert::Infallible;
use core::iter::{ExactSizeIterator, FusedIterator};
use core::ops::ControlFlow;
/// **A chess position.**
///
@ -462,8 +462,8 @@ impl Position {
}
}
impl std::fmt::Debug for Position {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> Result<(), std::fmt::Error> {
impl core::fmt::Debug for Position {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> Result<(), core::fmt::Error> {
f.debug_tuple("Position")
.field(&TextRecord(self.as_setup()))
.finish()
@ -629,10 +629,10 @@ impl Position {
.chain(theirs.bishop().map(|sq| lookup::bishop(sq, blockers)))
.chain(theirs.rook().map(|sq| lookup::rook(sq, blockers)))
.chain(theirs.knight().map(|sq| lookup::knight(sq)))
.chain(std::iter::once(
.chain(core::iter::once(
theirs.pawn().trans(!forward).trans(Direction::East),
))
.chain(std::iter::once(
.chain(core::iter::once(
theirs.pawn().trans(!forward).trans(Direction::West),
))
.reduce_or()
@ -659,7 +659,7 @@ impl Position {
.trans_unchecked(Direction::East)
};
if global_mask_to.contains(to) {
moves.extend(std::iter::once(RawMove {
moves.extend(core::iter::once(RawMove {
kind: MoveType::CastleShort,
from,
to,
@ -680,7 +680,7 @@ impl Position {
.trans_unchecked(Direction::West)
};
if global_mask_to.contains(to) {
moves.extend(std::iter::once(RawMove {
moves.extend(core::iter::once(RawMove {
kind: MoveType::CastleLong,
from,
to,
@ -823,7 +823,7 @@ impl Position {
& (!pinned | lookup::segment(king_square, to))
{
moves.en_passant_is_legal()?;
moves.extend(std::iter::once(RawMove {
moves.extend(core::iter::once(RawMove {
kind: MoveType::EnPassant,
from,
to,
@ -1089,7 +1089,7 @@ impl MoveGen<Infallible> for MateMoveGenImpl {
struct MoveAndPromote<I: Iterator<Item = RawMove> + ExactSizeIterator + FusedIterator> {
role: u8,
inner: I,
cur: std::mem::MaybeUninit<RawMove>,
cur: core::mem::MaybeUninit<RawMove>,
}
impl<I> MoveAndPromote<I>
where
@ -1100,7 +1100,7 @@ where
Self {
role: 1,
inner,
cur: std::mem::MaybeUninit::uninit(),
cur: core::mem::MaybeUninit::uninit(),
}
}
}