/*! For license information please see cc21447b.7627d176.js.LICENSE.txt */ "use strict";(self.webpackChunkwebsite=self.webpackChunkwebsite||[]).push([[74343],{88067:(e,t,r)=>{r.r(t),r.d(t,{assets:()=>o,contentTitle:()=>i,default:()=>p,frontMatter:()=>s,metadata:()=>c,toc:()=>l});var n=r(85893),a=r(11151);const s={sidebar_label:"Tracing"},i="Tracing class",c={id:"api/puppeteer.tracing",title:"Tracing class",description:"The Tracing class exposes the tracing audit interface.",source:"@site/../docs/api/puppeteer.tracing.md",sourceDirName:"api",slug:"/api/puppeteer.tracing",permalink:"/next/api/puppeteer.tracing",draft:!1,unlisted:!1,tags:[],version:"current",frontMatter:{sidebar_label:"Tracing"},sidebar:"api",previous:{title:"Touchscreen.touchStart",permalink:"/next/api/puppeteer.touchscreen.touchstart"},next:{title:"Tracing.start",permalink:"/next/api/puppeteer.tracing.start"}},o={},l=[{value:"Signature:",id:"signature",level:4},{value:"Remarks",id:"remarks",level:2},{value:"Example",id:"example",level:2},{value:"Methods",id:"methods",level:2}];function d(e){const t={a:"a",code:"code",h1:"h1",h2:"h2",h4:"h4",p:"p",pre:"pre",table:"table",tbody:"tbody",td:"td",th:"th",thead:"thead",tr:"tr",...(0,a.a)(),...e.components};return(0,n.jsxs)(n.Fragment,{children:[(0,n.jsx)(t.h1,{id:"tracing-class",children:"Tracing class"}),"\n",(0,n.jsx)(t.p,{children:"The Tracing class exposes the tracing audit interface."}),"\n",(0,n.jsx)(t.h4,{id:"signature",children:"Signature:"}),"\n",(0,n.jsx)(t.pre,{children:(0,n.jsx)(t.code,{className:"language-typescript",children:"export declare class Tracing\n"})}),"\n",(0,n.jsx)(t.h2,{id:"remarks",children:"Remarks"}),"\n",(0,n.jsxs)(t.p,{children:["You can use ",(0,n.jsx)(t.code,{children:"tracing.start"})," and ",(0,n.jsx)(t.code,{children:"tracing.stop"})," to create a trace file which can be opened in Chrome DevTools or ",(0,n.jsx)(t.a,{href:"https://chromedevtools.github.io/timeline-viewer/",children:"timeline viewer"}),"."]}),"\n",(0,n.jsxs)(t.p,{children:["The constructor for this class is marked as internal. Third-party code should not call the constructor directly or create subclasses that extend the ",(0,n.jsx)(t.code,{children:"Tracing"})," class."]}),"\n",(0,n.jsx)(t.h2,{id:"example",children:"Example"}),"\n",(0,n.jsx)(t.pre,{children:(0,n.jsx)(t.code,{className:"language-ts",children:"await page.tracing.start({path: 'trace.json'});\nawait page.goto('https://www.google.com');\nawait page.tracing.stop();\n"})}),"\n",(0,n.jsx)(t.h2,{id:"methods",children:"Methods"}),"\n",(0,n.jsxs)(t.table,{children:[(0,n.jsx)(t.thead,{children:(0,n.jsxs)(t.tr,{children:[(0,n.jsx)(t.th,{children:"Method"}),(0,n.jsx)(t.th,{children:"Modifiers"}),(0,n.jsx)(t.th,{children:"Description"})]})}),(0,n.jsxs)(t.tbody,{children:[(0,n.jsxs)(t.tr,{children:[(0,n.jsx)(t.td,{children:(0,n.jsx)(t.a,{href:"/next/api/puppeteer.tracing.start",children:"start(options)"})}),(0,n.jsx)(t.td,{}),(0,n.jsx)(t.td,{children:"Starts a trace for the current page."})]}),(0,n.jsxs)(t.tr,{children:[(0,n.jsx)(t.td,{children:(0,n.jsx)(t.a,{href:"/next/api/puppeteer.tracing.stop",children:"stop()"})}),(0,n.jsx)(t.td,{}),(0,n.jsxs)(t.td,{children:["Stops a trace started with the ",(0,n.jsx)("code",{children:"start"})," method."]})]})]})]})]})}function p(e={}){const{wrapper:t}={...(0,a.a)(),...e.components};return t?(0,n.jsx)(t,{...e,children:(0,n.jsx)(d,{...e})}):d(e)}},75251:(e,t,r)=>{var n=r(67294),a=Symbol.for("react.element"),s=Symbol.for("react.fragment"),i=Object.prototype.hasOwnProperty,c=n.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.ReactCurrentOwner,o={key:!0,ref:!0,__self:!0,__source:!0};function l(e,t,r){var n,s={},l=null,d=null;for(n in void 0!==r&&(l=""+r),void 0!==t.key&&(l=""+t.key),void 0!==t.ref&&(d=t.ref),t)i.call(t,n)&&!o.hasOwnProperty(n)&&(s[n]=t[n]);if(e&&e.defaultProps)for(n in t=e.defaultProps)void 0===s[n]&&(s[n]=t[n]);return{$$typeof:a,type:e,key:l,ref:d,props:s,_owner:c.current}}t.Fragment=s,t.jsx=l,t.jsxs=l},85893:(e,t,r)=>{e.exports=r(75251)},11151:(e,t,r)=>{r.d(t,{Z:()=>c,a:()=>i});var n=r(67294);const a={},s=n.createContext(a);function i(e){const t=n.useContext(s);return n.useMemo((function(){return"function"==typeof e?e(t):{...t,...e}}),[t,e])}function c(e){let t;return t=e.disableParentContext?"function"==typeof e.components?e.components(a):e.components||a:i(e.components),n.createElement(s.Provider,{value:t},e.children)}}}]);