Function validateSubmission has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.

Open

module.exports.validateSubmission = (submission) => {
    if (typeof submission.stage !== 'string') {
        return {pass: false, message: 'stage data is missing'};
    }

• Read up
  Read up

Function ioGenerator has 45 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        // Durstenfeld shuffle
        const shuffleArray = (array) => {
            for (let i = array.length - 1; i > 0; i--) {
                const j = Math.floor(random() * (i + 1));

Function ioGenerator has 44 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const numbers = [0, 0, 0];
        const primes = [2];
        for (let i = 3; i < 256; i++) {
            let flag = null;

Function ioGenerator has 43 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const getMedian = (input) => input.slice(0).sort((a, b) => a - b)[(input.length - 1) / 2];

        const isMedianUnique = (input) => {
            const median = getMedian(input);

Function ioGenerator has 39 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const candidates = Array.from({length: 99}, (item, index) => index + 1); // 1..100

        const swap = (index1, index2) => {
            const temp = candidates[index1];

Function ioGenerator has 38 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const calc = (number) => (
            number.toString().split('').map((digit) => (
                [1, 0, 0, 0, 1, 0, 1, 0, 2, 1][parseInt(digit)]
            )).reduce((previous, current) => previous + current)

Function constructor has 38 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    constructor(props, state) {
        super(props, state);

        // Currently, initial status should be always 'stop'
        assert(props.status === 'stop');

Function ioGenerator has 37 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        // Durstenfeld shuffle
        const shuffleArray = (array) => {
            for (let i = array.length - 1; i > 0; i--) {
                const j = Math.floor(random() * (i + 1));

Function updateSaveEntries has 34 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    updateSaveEntries() {
        const entries = this.getSaveEntries();
        this.$savePanel.find('.saved-entries').empty().append(entries.map((entry) => (
            $('<li/>', {
                class: 'saved-item',

Function constructor has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    constructor(config) {
        super();
        this.rotate = config.rotate || 0;
        this.name = config.name;
        this.config = config;

Function render has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    render() {
        return (
            <g transform={this.getInitialTransform()}>
                <rect
                    x={-this.getRectangleWidth() / 2}

Function ioGenerator has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const sumOfDigits = (n) => (
            n.toString().split('').map((d) => parseInt(d)).reduce((a, b) => a + b)
        );

Function ioGenerator has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const fibonacci = [1, 1];

        for (let i = 2; i < 30; i++) {
            fibonacci.push(fibonacci[fibonacci.length - 1] + fibonacci[fibonacci.length - 2]);

Function ioGenerator has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const fibonacci = [1, 1];

        for (let i = 2; i < 20; i++) {
            fibonacci.push(fibonacci[fibonacci.length - 1] + fibonacci[fibonacci.length - 2]);

Function message has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        const message = (() => {
            if (!arrayEquals(Object.keys(block), ['x', 'y', 'type', 'rotate'])) {
                return `keys of block ${index} are invalid`;
            }

Function ioGenerator has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const candidates = [0, 1, 2, 4, 6];
        const inputs = [];

        // Shuffle array and take heading 3

Function constructor has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    constructor(config) {
        super();

        this.height = config.height;
        this.width = config.width;

Function onRegister has 27 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    async onRegister(event) {
        const registrationStartTime = Date.now();

        const name = this.$result.find('.name').val();
        if (name.length === 0) {

Function ioGenerator has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    ioGenerator: (random) => {
        const candidates = Array.from({length: 13}, (item, index) => index + 2); // 2..14
        const inputs = [];

        // Shuffle array and take heading 3

Function takeAndPlace has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    takeAndPlace(x, y, blockName) {
        const oldBlock = this.boardComponent.getBlock(x, y);
        assert(oldBlock, 'oldBlock is invalid');

        if (!blockName || blockName === oldBlock.config.name) { // rotate the block

• Read up
  Read up