愉快地阅读 Nodejs API

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愉快地阅读 Nodejs API

View the Nodejs API more comfortably
当前为 2018-04-08 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         愉快地阅读 Nodejs API
// @namespace    
// @version      0.5
// @description  View the Nodejs API more comfortably
// @author       You
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.18.2/babel.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-polyfill/6.16.0/polyfill.js
// @match        https://nodejs.org/dist/latest*
// ==/UserScript==

/* jshint ignore:start */
var inline_src = (<><![CDATA[
/* jshint ignore:end */
    /* jshint esnext: false */
    /* jshint esversion: 6 */

const apiContainer = document.querySelector('#toc');
const apiTree = apiContainer.querySelector('ul');


if(!isInPage(apiContainer) || !isInPage(apiTree)){
    return
}

const handShank = document.createElement('div');
const arrowRight = document.createTextNode('>>');

let status =  true; // true:open; false:close
let apiContainerWidth = 0;
let handShankWidth = 32;

let apiContainerStyle = `
    position:fixed;
    z-index:10;
    right:-18px;
    top:0;
    height:100%;
    background-color:#89A39A;
    padding-bottom:60px;
`;

let apiTreeStyle = `
    height:100%;
    overflow-y:scroll;
`;

let handShankStyle = `
    position:absolute;
    top:50%;
    left:0;
    margin-top:-150px;
    width:2rem;
    height:300px;
    line-height:300px;
    text-align:center;
    cursor:pointer;
    background-color:#333;
    -webkit-font-smoothing: antialiased;
    border-radius:0 10px 10px 0
`;

handShank.style.cssText = handShankStyle;
apiContainer.style.cssText = apiContainerStyle;
apiTree.style.cssText = apiTreeStyle;

handShank.appendChild(arrowRight);
apiContainer.appendChild(handShank);

// after position:fixed get the real width
apiContainerWidth = apiContainer.clientWidth;

handShank.addEventListener('click', function (params) {
    if (status) {
        apiContainer.style.cssText = `${apiContainerStyle};right:-${apiContainerWidth - handShankWidth}px`;
        status = false;
    } else {
        apiContainer.style.cssText = apiContainerStyle;
        status = true;
    }
}, true);

//检查节点是否存在页面中
function isInPage(node){
    return document.body.contains(node)
}

/* jshint ignore:start */
]]></>).toString();
var c = Babel.transform(inline_src, { presets: [ "es2015", "es2016" ] });
eval(c.code);
/* jshint ignore:end */