class Qi::Move

Overview

The Move abstraction.

Defined in:

qi/move.cr

Constructors

Instance Method Summary

Constructor Detail

def self.new(move : Array(String | Int32 | Nil)) #

Initialize a move instance.

@param move [Array] The move to apply.

@example Initialize a promoted bishop move from 43 to 13 new([43, 13, "+B"])

@see https://developer.sashite.com/specs/portable-move-notation


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Instance Method Detail

def call(*, in_hand : Array(String), square : Hash(Int32, String)) #

Apply a move to the piece set of a position.

@param in_hand [Array] The list of pieces in hand. @param square [Hash] The index of each piece on the board.

@example Apply a move to a classic Shogi problem call( [43, 13, "+B"], in_hand: %w[S r r b g g g g s n n n n p p p p p p p p p p p p p p p p p], square: { 3 => "s", 4 => "k", 5 => "s", 22 => "+P", 43 => "+B" } )

=> {:in_hand=>["S", "r", "r", "b", "g", "g", "g", "g", "s", "n", "n", "n", "n", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p", "p"], :square=>{3=>"s", 4=>"k", 5=>"s", 22=>"+P", 13=>"+B"}}

@return [Hash] The piece set of the next position.


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