-extends Node

-class_name FEN

-

-var reg = Utils.compile(

- "^(?<pieces>([pnbrqkPNBRQK1-8]{1,8}/?){8})\\s+(?<turn>b|w)\\s+(?<castling>-|K?Q?k?q?)\\s+(?<enpassant>-|[a-h][3-6])\\s+(?<halfmove>\\d+)\\s+(?<fullmove>\\d+)"

-)

-

-

-func parse(fen: String) -> Dictionary:

- var res = reg.search(fen)

- if res:

- var mat: Array = []

- var rows = res.strings[res.names.pieces].split("/")

- for row in rows:

- var append_row: Array = []

- for col in row:

- if int(col) != 0:

- for _i in range(int(col)):

- append_row.append("")

- else:

- append_row.append(col)

- mat.append(append_row)

- var fenobj = {

- "mat": mat,

- "turn": res.strings[res.names.turn],

- "castling": res.strings[res.names.castling],

- "enpassant": res.strings[res.names.enpassant],

- "halfmove": int(res.strings[res.names.halfmove]),

- "fullmove": int(res.strings[res.names.fullmove])

- }

- return fenobj

- else:

- Log.err("bad fen")

- return {}