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remove redundant methods for positions

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This commit is contained in:
Paul-Nicolas Madelaine 2025-11-03 16:28:19 +01:00
parent 263bb0ddb6
commit bcd5a3182a
2 changed files with 39 additions and 72 deletions
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63
src/position.rs
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@ -76,34 +76,6 @@ impl Position {
})
}
/// Tries to read a valid position from a text record.
///
/// This is a shortcut for parsing and validating a [`Setup`]:
/// ```
/// # use eschac::setup::Setup;
/// # |s: &str| -> Option<eschac::position::Position> {
/// Setup::from_text_record(s).ok().and_then(|pos| pos.into_position().ok())
/// # };
/// ```
#[inline]
pub fn from_text_record(s: &str) -> Option<Self> {
Setup::from_text_record(s)
.ok()
.and_then(|pos| pos.into_position().ok())
}
/// Returns the text record of the position.
///
/// This is a shortcut for:
/// ```
/// # |position: eschac::position::Position| {
/// position.as_setup().to_text_record()
/// # };
#[inline]
pub fn to_text_record(&self) -> String {
self.as_setup().to_text_record()
}
/// Returns all the legal moves on the position.
#[inline]
pub fn legal_moves<'l>(&'l self) -> Moves<'l> {
@ -171,33 +143,6 @@ impl Position {
self.0.en_passant = OptionSquare::None;
}
/// Returns the occupancy of a square.
#[inline]
pub fn get(&self, square: Square) -> Option<Piece> {
self.0.get(square)
}
/// Returns the color whose turn it is to play.
#[inline]
pub fn turn(&self) -> Color {
self.0.turn()
}
/// Returns `true` if castling is available for the given color and side.
#[inline]
pub fn castling_rights(&self, color: Color, side: CastlingSide) -> bool {
self.0.castling_rights(color, side)
}
/// Returns the en passant target square if it exists.
///
/// Note that if an en passant target square exists, it does not mean that taking en passant is
/// legal or even pseudo-legal.
#[inline]
pub fn en_passant_target_square(&self) -> Option<Square> {
self.0.en_passant_target_square()
}
/// Discards the castling rights for the given color and side.
#[inline]
pub fn remove_castling_rights(&mut self, color: Color, side: CastlingSide) {
@ -420,14 +365,14 @@ impl Position {
SanInner::Castle(CastlingSide::Short) => (
Role::King,
Role::King,
Square::from_coords(File::E, self.turn().home_rank()).bitboard(),
Square::from_coords(File::G, self.turn().home_rank()).bitboard(),
Square::from_coords(File::E, self.0.turn().home_rank()).bitboard(),
Square::from_coords(File::G, self.0.turn().home_rank()).bitboard(),
),
SanInner::Castle(CastlingSide::Long) => (
Role::King,
Role::King,
Square::from_coords(File::E, self.turn().home_rank()).bitboard(),
Square::from_coords(File::C, self.turn().home_rank()).bitboard(),
Square::from_coords(File::E, self.0.turn().home_rank()).bitboard(),
Square::from_coords(File::C, self.0.turn().home_rank()).bitboard(),
),
SanInner::Normal {
role,