[−][src]Module shogai::invalidmoveerror

Check a move against a board, to ensure legality. Different functions are used to check differents types of incorrect moves.

check_checkmate_by_pawn_drop	check whether the move respect the no checkmate by pawn drop rule
check_destination	check if destination is not occupied (or occupied by opponent)
check_in_board	Check if all the squares invloved fit into the shogiban
check_move_possible_after_drop	check if piece is dropped in a case where it will be allowed to move after
check_nifu	check if the nifu rule is respected
check_possible_move	check if the piece is allowed to move in such a way, according to its type/promotion
check_promotion	check if promotion (or absence of promotion) is allowed
check_start	check if there is indeed a piece at the given start location
check_syntax	check if move is syntaxically correct
check_uncover_check	allow to uncover check, else consider the move invalid if it uncovers a check and do not take the opponent king

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