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

Open

        update(node, props) {
            if (props.checked != null) {
                syncValue(node, "checked", !!props.checked);
            }
            const isActive = node === node.ownerDocument.activeElement;

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

Open

function mergeStates(fiber, nextProps) {
    let instance = fiber.stateNode,
        pendings = fiber.updateQueue.pendingStates,
        n = pendings.length,
        state = fiber.memoizedState || instance.state;

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

Open

    var _slicedToArray = function () {
        function sliceIterator(arr, i) {
            var _arr = []; var _n = true; var _d = false; var _e = undefined; try {
                for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                    _arr.push(_s.value); if (i && _arr.length === i) {

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

Open

export function fireDuplex() {
    var radioMap = {};
    if (duplexNodes.length) {
        do {
            let dom = duplexNodes.shift();

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

Open

function collectPaths(begin, end, unique) {
    let paths = [];
    let node = begin;
    //先判定路径上有绑定事件没有
    while (node && node.nodeType == 1) {

Function drawImage has 9 arguments (exceeds 4 allowed). Consider refactoring.

Open

    imageResource,
    dx,
    dy,
    dWidth,
    dHeight,

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

Open

            ReactWX.api[key] = function(options) { 
                var args = [].slice.call(arguments)
                if ( ! options || Object(options) !== options ) {
                    return needWrapper.apply(facade, args);
                }

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

Open

function setModernOffsets(node, offsets) {
    if (!window.getSelection) {
        return;
    }

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

Open

export function onUnload() {
    for (let i in usingComponents) {
        let a = usingComponents[i];
        if (a.reactInstances) {
            a.reactInstances.length = 0;

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

Open

export function render(vnode, root, callback) {
    let container = createContainer(root),
        immediateUpdate = false;
    if (!container.hostRoot) {
        let fiber = new Fiber({

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

Open

function disposeFiber(fiber, force) {
    let { stateNode, effectTag } = fiber;
    if (!stateNode) {
        return;
    }

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

Open

          render() {
            inst = this;
            const {step} = this.state;
            if (step === 0) {
              return null;

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

Open

    function setModernOffsets(node, offsets) {
        if (!window.getSelection) {
            return;
        }

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

Open

function getSVGAttributeName(name) {
    if (svgCache[name]) {
        return svgCache[name];
    }
    const match = name.match(rhump);

Function createContainer has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

export function createContainer(root, onlyGet, validate) {
    validate = validate || validateTag;
    if (!validate(root)) {
        throw `container is not a element`; // eslint-disable-line
    }

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Function updateComponent has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

function updateComponent(fiber, state, callback, immediateUpdate) {
    fiber.dirty = true;

    let sn = typeNumber(state);
    let isForced = state === true;

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Function getQuery has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

function getQuery(wx, huaweiHack) {
    var page = wx.$page;
    if (page.query) { //小米快应用新规范，this.$page.query 返回页面启动时的参数数据；
        return page.query;
    }

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Function createInstance has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

export function createInstance(fiber, context) {
    let updater = {
        mountOrder: Renderer.mountOrder++,
        enqueueSetState: returnFalse,
        isMounted: isMounted

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Function downward has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

function downward(fiber) {
    var found;
    while (fiber.lastChild) {
        fiber = fiber.lastChild;
        if (fiber.disposed || fiber.isPortal) {

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Function createElement has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

export function createElement(type, config, ...children) {
    let props = {},
        tag = 5,
        key = null,
        ref = null,

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