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Kazu数

Generate checked Sudoku and logic puzzles, read native rules and hints, and draw or embed playable boards.

Kazu is the Japanese word 数 for number. About the name

Contents

Reference · Heyawake rules

undoHeyawakefunction

Return the Heyawake game with its previous marks or entries restored, or unchanged when there is no undo history.

Import it

import { undoHeyawake } from "@johnmorrisdotca/kazu/heyawake";

Also exported from: @johnmorrisdotca/kazu

Definition

function undoHeyawake(game: HeyawakeGame): HeyawakeGame

Parameters

NameTypeDescription
gameHeyawakeGame

The current immutable game state.

Returns

HeyawakeGame

Return the Heyawake game with its previous marks or entries restored, or unchanged when there is no undo history.

Examples

import type { HeyawakeBoard } from "@johnmorrisdotca/kazu/heyawake";
import { newHeyawake, undoHeyawake } from "@johnmorrisdotca/kazu/heyawake";

const heyawakeBoard: HeyawakeBoard = {"width":5,"height":5,"rooms":[{"x":0,"y":0,"width":1,"height":1,"blacks":0},{"x":0,"y":1,"width":1,"height":2,"blacks":0},{"x":0,"y":3,"width":1,"height":2,"blacks":1},{"x":1,"y":0,"width":1,"height":4,"blacks":1},{"x":1,"y":4,"width":1,"height":1,"blacks":0},{"x":2,"y":0,"width":3,"height":5,"blacks":3}]};
const heyawakeGame = newHeyawake(heyawakeBoard);
console.log(undoHeyawake(heyawakeGame));
{
  board: {
    width: 5,
    height: 5,
    rooms: [ [Object], [Object], [Object], [Object], [Object], [Object] ]
  },
  entries: [
    null, null, null, null, null,
    null, null, null, null, null,
    null, null, null, null, null,
    null, null, null, null, null,
    null, null, null, null, null
  ],
  history: [],
  helped: false
}

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/kazu 2.1.0.