+++ /dev/null
-"use strict";/* @license
- * Copyright (c) 2015, Jeff Hlywa (jhlywa@gmail.com)
- * Released under the BSD license
- * https://github.com/jhlywa/chess.js/blob/master/LICENSE
- */
-var Chess=function(r){function e(){fr=new Array(128),ar={w:Q,b:Q},ur=K,lr={w:0,b:0},sr=Q,pr=0,cr=1,vr=[],gr={},a(i())}function n(){t(F)}function t(r){var n=r.split(/\s+/),t=n[0],f=0;if(!o(r).valid)return!1;e();for(var u=0;u<t.length;u++){var s=t.charAt(u);if("/"===s)f+=8;else if(R(s))f+=parseInt(s,10);else{var p="a">s?K:q;l({type:s.toLowerCase(),color:p},w(f)),f++}}return ur=n[1],n[2].indexOf("K")>-1&&(lr.w|=Y.KSIDE_CASTLE),n[2].indexOf("Q")>-1&&(lr.w|=Y.QSIDE_CASTLE),n[2].indexOf("k")>-1&&(lr.b|=Y.KSIDE_CASTLE),n[2].indexOf("q")>-1&&(lr.b|=Y.QSIDE_CASTLE),sr="-"===n[3]?Q:or[n[3]],pr=parseInt(n[4],10),cr=parseInt(n[5],10),a(i()),!0}function o(r){var e={0:"No errors.",1:"FEN string must contain six space-delimited fields.",2:"6th field (move number) must be a positive integer.",3:"5th field (half move counter) must be a non-negative integer.",4:"4th field (en-passant square) is invalid.",5:"3rd field (castling availability) is invalid.",6:"2nd field (side to move) is invalid.",7:"1st 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c=fr[s];if(null!=c&&c.color===t)if(c.type===U){var v=s+H[t][0];if(null==fr[v]){e(fr,n,s,v,Y.NORMAL);var v=s+H[t][1];i[t]===I(s)&&null==fr[v]&&e(fr,n,s,v,Y.BIG_PAWN)}for(E=2;4>E;E++){var v=s+H[t][E];136&v||(null!=fr[v]&&fr[v].color===o?e(fr,n,s,v,Y.CAPTURE):v===sr&&e(fr,n,s,sr,Y.EP_CAPTURE))}}else for(var E=0,d=Z[c.type].length;d>E;E++)for(var b=Z[c.type][E],v=s;;){if(v+=b,136&v)break;if(null!=fr[v]){if(fr[v].color===t)break;e(fr,n,s,v,Y.CAPTURE);break}if(e(fr,n,s,v,Y.NORMAL),"n"===c.type||"k"===c.type)break}}if(!u||a===ar[t]){if(lr[t]&Y.KSIDE_CASTLE){var _=ar[t],A=_+2;null!=fr[_+1]||null!=fr[A]||g(o,ar[t])||g(o,_+1)||g(o,A)||e(fr,n,ar[t],A,Y.KSIDE_CASTLE)}if(lr[t]&Y.QSIDE_CASTLE){var _=ar[t],A=_-2;null!=fr[_-1]||null!=fr[_-2]||null!=fr[_-3]||g(o,ar[t])||g(o,_-1)||g(o,A)||e(fr,n,ar[t],A,Y.QSIDE_CASTLE)}}if(!l)return n;for(var S=[],s=0,d=n.length;d>s;s++)y(n[s]),h(t)||S.push(n[s]),m();return S}function v(r){var e="";if(r.flags&Y.KSIDE_CASTLE)e="O-O";else 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projects / remoteglot / commitdiff