import { ChessRules } from "@/base_rules";
export class ThreechecksRules extends ChessRules {
+
static IsGoodFlags(flags) {
// 4 for castle + 2 for checks (0,1 or 2)
return !!flags.match(/^[01]{4,4}[012]{2,2}$/);
this.checkFlags = { w: 0, b: 0 };
const flags = fenflags.substr(4); //skip first 4 digits, for castle
for (let c of ["w", "b"]) {
- this.checkFlags[c] = parseInt(flags.charAt(c == "w" ? 0 : 1));
+ this.checkFlags[c] = parseInt(flags.charAt(c == "w" ? 0 : 1), 10);
}
}
// Take number of checks into account
return baseEval/5 - this.checkFlags["w"] + this.checkFlags["b"];
}
+
};