Function update has 80 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        function update(NextComponent) {
            if (typeof NextComponent !== "function") {
                throw new Error("Expected a constructor.");
            }
            if (NextComponent === CurrentComponent) {

Function createRouter has 79 lines of code (exceeds 25 allowed). Consider refactoring.

Open

function createRouter(name) {
    return function (obj, inner) {
        var uri = "", params = {}, delta = 0;
        if (name === 'back') {
            delta = Object(obj).delta

Function createCache has 79 lines of code (exceeds 25 allowed). Consider refactoring.

Open

export function createCache(invalidator) {
    const resourceCache = new Map();

    function getRecord(resourceType, key) {
        let recordCache = resourceCache.get(resourceType);

Function render has 78 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  render() {
    return (
        <div>
          {
            React.appType === 'h5'?

File ReactDOMTextarea-test.js has 296 lines of code (exceeds 250 allowed). Consider refactoring.

Open

const emptyFunction = function(){}

describe('ReactDOMTextarea', () => {
  let React;

Function commitEffects has a Cognitive Complexity of 22 (exceeds 5 allowed). Consider refactoring.

Open

export function commitEffects(fiber) {
    let instance = fiber.stateNode || emptyObject;
    let amount = fiber.effectTag;
    let updater = instance.updater || fakeObject;
    for (let i = 0; i < effectLength; i++) {

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Function fireDuplex has a Cognitive Complexity of 22 (exceeds 5 allowed). Consider refactoring.

Open

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

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Function createSubscription has 74 lines of code (exceeds 25 allowed). Consider refactoring.

Open

export function createSubscription(config) {
    const { getCurrentValue, subscribe } = config;
    notFn(getCurrentValue, 'Subscription must specify a getCurrentValue function')
    notFn(subscribe, 'Subscription must specify a subscribe function')

Function exports has a Cognitive Complexity of 21 (exceeds 5 allowed). Consider refactoring.

Open

module.exports = function(initModules) {
  let ReactDOM;
  let ReactDOMServer;

  function resetModules() {

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Function createHistory has a Cognitive Complexity of 21 (exceeds 5 allowed). Consider refactoring.

Open

function createHistory(source) {
    let listeners = [];

    let transitioning = false;
    let resolveTransition = () => {};

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Function matcher has 71 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function matcher(callback, expectedMessages) {
    if (__DEV__) {
      // Warn about incorrect usage of matcher.
      if (typeof expectedMessages === 'string') {
        expectedMessages = [expectedMessages];

Function traverseAllChildren has 71 lines of code (exceeds 25 allowed). Consider refactoring.

Open

export function traverseAllChildren(
    children,
    nameSoFar,
    callback,
    bookKeeping

Function createContext has 70 lines of code (exceeds 25 allowed). Consider refactoring.

Open

export function createContext(defaultValue, calculateChangedBits) {
    if (calculateChangedBits == void 0) {
        calculateChangedBits = null;
    }
    var instance = {

Function createOpenTagMarkup has a Cognitive Complexity of 20 (exceeds 5 allowed). Consider refactoring.

Open

export function createOpenTagMarkup(
    tagVerbatim,
    tagLowercase,
    props,
    namespace,

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Function diffProps has a Cognitive Complexity of 20 (exceeds 5 allowed). Consider refactoring.

Open

export function diffProps(dom, lastProps, nextProps, fiber) {
    let isSVG = fiber.namespaceURI === NAMESPACE.svg;
    let tag = fiber.type;
    let continueProps = skipProps;
    if (!isSVG && rform.test(fiber.type)) {

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Function createContext has a Cognitive Complexity of 20 (exceeds 5 allowed). Consider refactoring.

Open

export function createContext(defaultValue, calculateChangedBits) {
    if (calculateChangedBits == void 0) {
        calculateChangedBits = null;
    }
    var instance = {

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Function diffChildren has 67 lines of code (exceeds 25 allowed). Consider refactoring.

Open

function diffChildren(parentFiber, children) {
    let oldFibers = parentFiber.children; // 旧的
    if (oldFibers) {
        parentFiber.oldChildren = oldFibers;
    } else {

File scheduleWork.js has 278 lines of code (exceeds 250 allowed). Consider refactoring.

Open

import { reconcileDFS } from './beginWork';
import { commitDFS } from './commitWork';
import { Renderer } from 'react-core/createRenderer';
import {
    effects,

File canvas.js has 278 lines of code (exceeds 250 allowed). Consider refactoring.

Open

const CanvasContext = function(canvasId) {
    const canvasDom = document.getElementById(canvasId);
    if (!canvasDom || !canvasDom.getContext) {
        console.error('canvasId错误，或浏览器不支持canvas');
    } else {

File props.js has 276 lines of code (exceeds 250 allowed). Consider refactoring.

Open

import { NAMESPACE } from "./browser";
import { patchStyle } from "./style";
import { eventAction, rform } from "./event";
import { typeNumber, emptyObject, noop } from "react-core/util";
//import { duplexAction } from './duplex';