[board] Rename the moves modules → move_generator

Update the imports.
Also update some references to crate symbols in move_generator macros to use $crate.

board/src/lib.rs

@@ -3,8 +3,8 @@
 #[macro_use]
 mod bitboard;
 mod display;
-mod moves;
 mod r#move;
+mod move_generator;
 #[macro_use]
 pub mod piece;
 #[macro_use]

board/src/move_generator/mod.rs

@@ -15,7 +15,7 @@ pub(self) use move_set::MoveSet;
 
 use crate::{
     piece::{Color, Piece, PlacedPiece},
-    BitBoard, Position, Square,
+    Move, Position, Square,
 };
 use std::collections::BTreeMap;
 
@@ -33,14 +33,14 @@ macro_rules! move_generator_declaration {
     };
     ($name:ident, struct) => {
         pub(super) struct $name<'pos> {
-            position: &'pos crate::Position,
+            position: &'pos $crate::Position,
-            color: crate::piece::Color,
+            color: $crate::piece::Color,
-            move_sets: std::collections::BTreeMap<crate::Square, crate::moves::MoveSet>,
+            move_sets: std::collections::BTreeMap<$crate::Square, $crate::move_generator::MoveSet>,
         }
     };
     ($name:ident, new) => {
         impl<'pos> $name<'pos> {
-            pub(super) fn new(position: &Position, color: $crate::piece::Color) -> $name {
+            pub(super) fn new(position: &$crate::Position, color: $crate::piece::Color) -> $name {
                 $name {
                     position,
                     color,
@@ -51,7 +51,7 @@ macro_rules! move_generator_declaration {
     };
     ($name:ident, getters) => {
         impl<'pos> $name<'pos> {
-            pub(super) fn iter(&self) -> impl Iterator<Item = &crate::Move> + '_ {
+            pub(super) fn iter(&self) -> impl Iterator<Item = &$crate::Move> + '_ {
                 self.move_sets.values().map(|set| set.moves()).flatten()
             }
 

board/src/move_generator/move_generator.rs

@@ -4,10 +4,9 @@ use super::{
     bishop::ClassicalMoveGenerator as BishopMoveGenerator, king::KingMoveGenerator,
     knight::KnightMoveGenerator, pawn::PawnMoveGenerator,
     queen::ClassicalMoveGenerator as QueenMoveGenerator,
-    rook::ClassicalMoveGenerator as RookMoveGenerator, Move,
+    rook::ClassicalMoveGenerator as RookMoveGenerator,
 };
-use crate::piece::Color;
+use crate::{piece::Color, Move, Position};
-use crate::Position;
 
 pub struct Moves<'pos> {
     pawn_moves: PawnMoveGenerator<'pos>,

board/src/position/position.rs

@@ -2,7 +2,7 @@
 
 use super::{flags::Flags, Pieces};
 use crate::{
-    moves::Moves,
+    move_generator::Moves,
     piece::{Color, Piece, PiecePlacementError, PlacedPiece, Shape},
     sight::Sight,
     BitBoard, Square,