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import async_hooks from 'async_hooks';
import fs from 'fs';

function createSyncOut() {
  let indent = 2;
  return [
    function putln(msg) {
      const indentStr = ' '.repeat(Math.max(0, indent));
      fs.writeSync(1, `${indentStr}${msg}\n`);
    },

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use serde::de::{Deserialize, Deserializer, MapAccess, Visitor};
use serde_json::value::RawValue;
use std::collections::HashMap;
use std::fmt;
use std::marker::PhantomData;

#[derive(Debug)]
struct TestA<'a> {
    a: i32,
    rest: HashMap<&'a str, &'a RawValue>,

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const http = require("http");
const vm = require("vm");
const fs = require("fs");

function scheduleLoop(schedule) {
  function loop(sum = 0) {
    schedule(() => loop(doSomeWork(sum)));
  }
  schedule(loop);
}

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/**
 * Print object if running with --js-flag="--allow-natives-syntax"
 */
const __debugPrint = (() => {
  try {
    return new Function("x", "%DebugPrint(x)");
  } catch (e) {
    return () => void 0;
  }
})();

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#!/usr/bin/env bash

# check for CHROME_PATH env or just default
cmd=${CHROME_PATH:-$HOME/chromium/src/out/Default/Chromium.app/Contents/MacOS/Chromium}

if [ -z "$1" ]
then
  echo "Usage: `basename $0` [url]"
  exit 1
fi

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< DebugPrint: 0x4738baeff9: [JS_OBJECT_TYPE] in OldSpace
---
> DebugPrint: 0x47a334ac31: [JS_OBJECT_TYPE] in OldSpace
7,15c7,15
<     #slice: 0x00479ca7bfc1 <JSFunction n.slice (sfi = 0x47a98760d9)> (const data field 1)
<     #sliceInner: 0x00479ca7c001 <JSFunction n.sliceInner (sfi = 0x47a9876131)> (const data field 2)
<     #copy: 0x00479ca7c041 <JSFunction n.copy (sfi = 0x47a9876189)> (const data field 3)
<     #write: 0x00479ca7c081 <JSFunction n.write (sfi = 0x47a98761e1)> (const data field 4) properties[0]
<     #writeJs: 0x00479ca7c0f1 <JSFunction n.writeJs (sfi = 0x47a9876241)> (const data field 5) properties[1]
<     #writeRaw: 0x00479ca7c131 <JSFunction n.writeRaw (sfi = 0x47a9876299)> (const data field 6) properties[2]

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const { spawnChrome } = require("chrome-debugging-client");
const { sleep } = require("race-cancellation");
const fs = require("fs");

const DEVTOOLS_CATEGORIES = [
  "-*",
  "devtools.timeline",
  "viz",
  "benchmark",
  "blink",

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use serde::de::DeserializeSeed;
use serde::de::Error;
use serde::de::SeqAccess;
use serde::de::Visitor;
use serde::Deserialize;
use serde::Deserializer;
use std::convert::From;
use std::fmt;
use std::fmt::Display;
use std::marker::PhantomData;

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#[derive(Debug, Clone, Copy)]
enum MyRef<'a> {
  String(&'a str),
  Bytes(&'a [u8]),
}

impl<'a> Into<&'a str> for MyRef<'a> {
    fn into(self) -> &'a str {
        if let MyRef::String(s) = self {
            s

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struct Path<'a> {
    path: &'a str,
}

impl<'a> Path<'a> {
    fn new(path: &str) -> Path {
        Path { path }
    }

    fn query(&self) -> &'a str {