chore: 清理残余文件

node_modules/node-pty/src/conpty_console_list_agent.ts

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2019, Microsoft Corporation (MIT License).
+ *
+ * This module fetches the console process list for a particular PID. It must be
+ * called from a different process (child_process.fork) as there can only be a
+ * single console attached to a process.
+ */
+
+import { loadNativeModule } from './utils';
+
+const getConsoleProcessList = loadNativeModule('conpty_console_list').module.getConsoleProcessList;
+const shellPid = parseInt(process.argv[2], 10);
+const consoleProcessList = getConsoleProcessList(shellPid);
+process.send!({ consoleProcessList });
+process.exit(0);

node_modules/node-pty/src/eventEmitter2.test.ts

@@ -0,0 +1,30 @@
+/**
+ * Copyright (c) 2019, Microsoft Corporation (MIT License).
+ */
+
+import * as assert from 'assert';
+import { EventEmitter2 } from './eventEmitter2';
+
+describe('EventEmitter2', () => {
+  it('should fire listeners multiple times', () => {
+    const order: string[] = [];
+    const emitter = new EventEmitter2<number>();
+    emitter.event(data => order.push(data + 'a'));
+    emitter.event(data => order.push(data + 'b'));
+    emitter.fire(1);
+    emitter.fire(2);
+    assert.deepEqual(order, [ '1a', '1b', '2a', '2b' ]);
+  });
+
+  it('should not fire listeners once disposed', () => {
+    const order: string[] = [];
+    const emitter = new EventEmitter2<number>();
+    emitter.event(data => order.push(data + 'a'));
+    const disposeB = emitter.event(data => order.push(data + 'b'));
+    emitter.event(data => order.push(data + 'c'));
+    emitter.fire(1);
+    disposeB.dispose();
+    emitter.fire(2);
+    assert.deepEqual(order, [ '1a', '1b', '1c', '2a', '2c' ]);
+  });
+});

node_modules/node-pty/src/eventEmitter2.ts

@@ -0,0 +1,48 @@
+/**
+ * Copyright (c) 2019, Microsoft Corporation (MIT License).
+ */
+
+import { IDisposable } from './types';
+
+interface IListener<T> {
+  (e: T): void;
+}
+
+export interface IEvent<T> {
+  (listener: (e: T) => any): IDisposable;
+}
+
+export class EventEmitter2<T> {
+  private _listeners: IListener<T>[] = [];
+  private _event?: IEvent<T>;
+
+  public get event(): IEvent<T> {
+    if (!this._event) {
+      this._event = (listener: (e: T) => any) => {
+        this._listeners.push(listener);
+        const disposable = {
+          dispose: () => {
+            for (let i = 0; i < this._listeners.length; i++) {
+              if (this._listeners[i] === listener) {
+                this._listeners.splice(i, 1);
+                return;
+              }
+            }
+          }
+        };
+        return disposable;
+      };
+    }
+    return this._event;
+  }
+
+  public fire(data: T): void {
+    const queue: IListener<T>[] = [];
+    for (let i = 0; i < this._listeners.length; i++) {
+      queue.push(this._listeners[i]);
+    }
+    for (let i = 0; i < queue.length; i++) {
+      queue[i].call(undefined, data);
+    }
+  }
+}

node_modules/node-pty/src/index.ts

@@ -0,0 +1,52 @@
+/**
+ * Copyright (c) 2012-2015, Christopher Jeffrey, Peter Sunde (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import { ITerminal, IPtyOpenOptions, IPtyForkOptions, IWindowsPtyForkOptions } from './interfaces';
+import { ArgvOrCommandLine } from './types';
+import { loadNativeModule } from './utils';
+
+let terminalCtor: any;
+if (process.platform === 'win32') {
+  terminalCtor = require('./windowsTerminal').WindowsTerminal;
+} else {
+  terminalCtor = require('./unixTerminal').UnixTerminal;
+}
+
+/**
+ * Forks a process as a pseudoterminal.
+ * @param file The file to launch.
+ * @param args The file's arguments as argv (string[]) or in a pre-escaped
+ * CommandLine format (string). Note that the CommandLine option is only
+ * available on Windows and is expected to be escaped properly.
+ * @param options The options of the terminal.
+ * @throws When the file passed to spawn with does not exists.
+ * @see CommandLineToArgvW https://msdn.microsoft.com/en-us/library/windows/desktop/bb776391(v=vs.85).aspx
+ * @see Parsing C++ Comamnd-Line Arguments https://msdn.microsoft.com/en-us/library/17w5ykft.aspx
+ * @see GetCommandLine https://msdn.microsoft.com/en-us/library/windows/desktop/ms683156.aspx
+ */
+export function spawn(file?: string, args?: ArgvOrCommandLine, opt?: IPtyForkOptions | IWindowsPtyForkOptions): ITerminal {
+  return new terminalCtor(file, args, opt);
+}
+
+/** @deprecated */
+export function fork(file?: string, args?: ArgvOrCommandLine, opt?: IPtyForkOptions | IWindowsPtyForkOptions): ITerminal {
+  return new terminalCtor(file, args, opt);
+}
+
+/** @deprecated */
+export function createTerminal(file?: string, args?: ArgvOrCommandLine, opt?: IPtyForkOptions | IWindowsPtyForkOptions): ITerminal {
+  return new terminalCtor(file, args, opt);
+}
+
+export function open(options: IPtyOpenOptions): ITerminal {
+  return terminalCtor.open(options);
+}
+
+/**
+ * Expose the native API when not Windows, note that this is not public API and
+ * could be removed at any time.
+ */
+export const native = (process.platform !== 'win32' ? loadNativeModule('pty').module : null);

node_modules/node-pty/src/interfaces.ts

@@ -0,0 +1,130 @@
+/**
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+export interface IProcessEnv {
+  [key: string]: string | undefined;
+}
+
+export interface ITerminal {
+  /**
+   * Gets the name of the process.
+   */
+  process: string;
+
+  /**
+   * Gets the process ID.
+   */
+  pid: number;
+
+  /**
+   * Writes data to the socket.
+   * @param data The data to write.
+   */
+  write(data: string | Buffer): void;
+
+  /**
+   * Resize the pty.
+   * @param cols The number of columns.
+   * @param rows The number of rows.
+   */
+  resize(cols: number, rows: number): void;
+
+  /**
+   * Clears the pty's internal representation of its buffer. This is a no-op
+   * unless on Windows/ConPTY.
+   */
+  clear(): void;
+
+  /**
+   * Close, kill and destroy the socket.
+   */
+  destroy(): void;
+
+  /**
+   * Kill the pty.
+   * @param signal The signal to send, by default this is SIGHUP. This is not
+   * supported on Windows.
+   */
+  kill(signal?: string): void;
+
+  /**
+   * Set the pty socket encoding.
+   */
+  setEncoding(encoding: string | null): void;
+
+  /**
+   * Resume the pty socket.
+   */
+  resume(): void;
+
+  /**
+   * Pause the pty socket.
+   */
+  pause(): void;
+
+  /**
+   * Alias for ITerminal.on(eventName, listener).
+   */
+  addListener(eventName: string, listener: (...args: any[]) => any): void;
+
+  /**
+   * Adds the listener function to the end of the listeners array for the event
+   * named eventName.
+   * @param eventName The event name.
+   * @param listener The callback function
+   */
+  on(eventName: string, listener: (...args: any[]) => any): void;
+
+  /**
+   * Returns a copy of the array of listeners for the event named eventName.
+   */
+  listeners(eventName: string): Function[];
+
+  /**
+   * Removes the specified listener from the listener array for the event named
+   * eventName.
+   */
+  removeListener(eventName: string, listener: (...args: any[]) => any): void;
+
+  /**
+   * Removes all listeners, or those of the specified eventName.
+   */
+  removeAllListeners(eventName: string): void;
+
+  /**
+   * Adds a one time listener function for the event named eventName. The next
+   * time eventName is triggered, this listener is removed and then invoked.
+   */
+  once(eventName: string, listener: (...args: any[]) => any): void;
+}
+
+interface IBasePtyForkOptions {
+  name?: string;
+  cols?: number;
+  rows?: number;
+  cwd?: string;
+  env?: IProcessEnv;
+  encoding?: string | null;
+  handleFlowControl?: boolean;
+  flowControlPause?: string;
+  flowControlResume?: string;
+}
+
+export interface IPtyForkOptions extends IBasePtyForkOptions {
+  uid?: number;
+  gid?: number;
+}
+
+export interface IWindowsPtyForkOptions extends IBasePtyForkOptions {
+  useConpty?: boolean;
+  useConptyDll?: boolean;
+  conptyInheritCursor?: boolean;
+}
+
+export interface IPtyOpenOptions {
+  cols?: number;
+  rows?: number;
+  encoding?: string | null;
+}

node_modules/node-pty/src/native.d.ts

@@ -0,0 +1,54 @@
+/**
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+interface IConptyNative {
+  startProcess(file: string, cols: number, rows: number, debug: boolean, pipeName: string, conptyInheritCursor: boolean, useConptyDll: boolean): IConptyProcess;
+  connect(ptyId: number, commandLine: string, cwd: string, env: string[], useConptyDll: boolean, onExitCallback: (exitCode: number) => void): { pid: number };
+  resize(ptyId: number, cols: number, rows: number, useConptyDll: boolean): void;
+  clear(ptyId: number, useConptyDll: boolean): void;
+  kill(ptyId: number, useConptyDll: boolean): void;
+}
+
+interface IWinptyNative {
+  startProcess(file: string, commandLine: string, env: string[], cwd: string, cols: number, rows: number, debug: boolean): IWinptyProcess;
+  resize(pid: number, cols: number, rows: number): void;
+  kill(pid: number, innerPid: number): void;
+  getProcessList(pid: number): number[];
+  getExitCode(innerPid: number): number;
+}
+
+interface IUnixNative {
+  fork(file: string, args: string[], parsedEnv: string[], cwd: string, cols: number, rows: number, uid: number, gid: number, useUtf8: boolean, helperPath: string, onExitCallback: (code: number, signal: number) => void): IUnixProcess;
+  open(cols: number, rows: number): IUnixOpenProcess;
+  process(fd: number, pty?: string): string;
+  resize(fd: number, cols: number, rows: number): void;
+}
+
+interface IConptyProcess {
+  pty: number;
+  fd: number;
+  conin: string;
+  conout: string;
+}
+
+interface IWinptyProcess {
+  pty: number;
+  fd: number;
+  conin: string;
+  conout: string;
+  pid: number;
+  innerPid: number;
+}
+
+interface IUnixProcess {
+  fd: number;
+  pid: number;
+  pty: string;
+}
+
+interface IUnixOpenProcess {
+  master: number;
+  slave: number;
+  pty: string;
+}

node_modules/node-pty/src/shared/conout.ts

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2020, Microsoft Corporation (MIT License).
+ */
+
+export interface IWorkerData {
+  conoutPipeName: string;
+}
+
+export const enum ConoutWorkerMessage {
+  READY = 1
+}
+
+export function getWorkerPipeName(conoutPipeName: string): string {
+  return `${conoutPipeName}-worker`;
+}

node_modules/node-pty/src/terminal.test.ts

@@ -0,0 +1,119 @@
+/**
+ * Copyright (c) 2017, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import * as assert from 'assert';
+import { WindowsTerminal } from './windowsTerminal';
+import { UnixTerminal } from './unixTerminal';
+import { Terminal } from './terminal';
+import { Socket } from 'net';
+
+const terminalConstructor = (process.platform === 'win32') ? WindowsTerminal : UnixTerminal;
+const SHELL = (process.platform === 'win32') ? 'cmd.exe' : '/bin/bash';
+
+let terminalCtor: WindowsTerminal | UnixTerminal;
+if (process.platform === 'win32') {
+  terminalCtor = require('./windowsTerminal');
+} else {
+  terminalCtor = require('./unixTerminal');
+}
+
+class TestTerminal extends Terminal {
+  public checkType<T>(name: string, value: T, type: string, allowArray: boolean = false): void {
+    this._checkType(name, value, type, allowArray);
+  }
+  protected _write(data: string | Buffer): void {
+    throw new Error('Method not implemented.');
+  }
+  public resize(cols: number, rows: number): void {
+    throw new Error('Method not implemented.');
+  }
+  public clear(): void {
+    throw new Error('Method not implemented.');
+  }
+  public destroy(): void {
+    throw new Error('Method not implemented.');
+  }
+  public kill(signal?: string): void {
+    throw new Error('Method not implemented.');
+  }
+  public get process(): string {
+    throw new Error('Method not implemented.');
+  }
+  public get master(): Socket {
+    throw new Error('Method not implemented.');
+  }
+  public get slave(): Socket {
+    throw new Error('Method not implemented.');
+  }
+}
+
+describe('Terminal', () => {
+  describe('constructor', () => {
+    it('should do basic type checks', () => {
+      assert.throws(
+        () => new (<any>terminalCtor)('a', 'b', { 'name': {} }),
+        'name must be a string (not a object)'
+      );
+    });
+  });
+
+  describe('checkType', () => {
+    it('should throw for the wrong type', () => {
+      const t = new TestTerminal();
+      assert.doesNotThrow(() => t.checkType('foo', 'test', 'string'));
+      assert.doesNotThrow(() => t.checkType('foo', 1, 'number'));
+      assert.doesNotThrow(() => t.checkType('foo', {}, 'object'));
+
+      assert.throws(() => t.checkType('foo', 'test', 'number'));
+      assert.throws(() => t.checkType('foo', 1, 'object'));
+      assert.throws(() => t.checkType('foo', {}, 'string'));
+    });
+    it('should throw for wrong types within arrays', () => {
+      const t = new TestTerminal();
+      assert.doesNotThrow(() => t.checkType('foo', ['test'], 'string', true));
+      assert.doesNotThrow(() => t.checkType('foo', [1], 'number', true));
+      assert.doesNotThrow(() => t.checkType('foo', [{}], 'object', true));
+
+      assert.throws(() => t.checkType('foo', ['test'], 'number', true));
+      assert.throws(() => t.checkType('foo', [1], 'object', true));
+      assert.throws(() => t.checkType('foo', [{}], 'string', true));
+    });
+  });
+
+  describe('automatic flow control', () => {
+    it('should respect ctor flow control options', () => {
+      const pty = new terminalConstructor(SHELL, [], {handleFlowControl: true, flowControlPause: 'abc', flowControlResume: '123'});
+      assert.equal(pty.handleFlowControl, true);
+      assert.equal((pty as any)._flowControlPause, 'abc');
+      assert.equal((pty as any)._flowControlResume, '123');
+    });
+    // TODO: I don't think this test ever worked due to pollUntil being used incorrectly
+    // it('should do flow control automatically', async function(): Promise<void> {
+    //   // Flow control doesn't work on Windows
+    //   if (process.platform === 'win32') {
+    //     return;
+    //   }
+
+    //   this.timeout(10000);
+    //   const pty = new terminalConstructor(SHELL, [], {handleFlowControl: true, flowControlPause: 'PAUSE', flowControlResume: 'RESUME'});
+    //   let read: string = '';
+    //   pty.on('data', data => read += data);
+    //   pty.on('pause', () => read += 'paused');
+    //   pty.on('resume', () => read += 'resumed');
+    //   pty.write('1');
+    //   pty.write('PAUSE');
+    //   pty.write('2');
+    //   pty.write('RESUME');
+    //   pty.write('3');
+    //   await pollUntil(() => {
+    //     return stripEscapeSequences(read).endsWith('1pausedresumed23');
+    //   }, 100, 10);
+    // });
+  });
+});
+
+function stripEscapeSequences(data: string): string {
+  return data.replace(/\u001b\[0K/, '');
+}

node_modules/node-pty/src/terminal.ts

@@ -0,0 +1,211 @@
+/**
+ * Copyright (c) 2012-2015, Christopher Jeffrey (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import { Socket } from 'net';
+import { EventEmitter } from 'events';
+import { ITerminal, IPtyForkOptions, IProcessEnv } from './interfaces';
+import { EventEmitter2, IEvent } from './eventEmitter2';
+import { IExitEvent } from './types';
+
+export const DEFAULT_COLS: number = 80;
+export const DEFAULT_ROWS: number = 24;
+
+/**
+ * Default messages to indicate PAUSE/RESUME for automatic flow control.
+ * To avoid conflicts with rebound XON/XOFF control codes (such as on-my-zsh),
+ * the sequences can be customized in `IPtyForkOptions`.
+ */
+const FLOW_CONTROL_PAUSE =  '\x13';   // defaults to XOFF
+const FLOW_CONTROL_RESUME = '\x11';   // defaults to XON
+
+export abstract class Terminal implements ITerminal {
+  protected _socket!: Socket; // HACK: This is unsafe
+  protected _pid: number = 0;
+  protected _fd: number = 0;
+  protected _pty: any;
+
+  protected _file!: string; // HACK: This is unsafe
+  protected _name!: string; // HACK: This is unsafe
+  protected _cols: number = 0;
+  protected _rows: number = 0;
+
+  protected _readable: boolean = false;
+  protected _writable: boolean = false;
+
+  protected _internalee: EventEmitter;
+  private _flowControlPause: string;
+  private _flowControlResume: string;
+  public handleFlowControl: boolean;
+
+  private _onData = new EventEmitter2<string>();
+  public get onData(): IEvent<string> { return this._onData.event; }
+  private _onExit = new EventEmitter2<IExitEvent>();
+  public get onExit(): IEvent<IExitEvent> { return this._onExit.event; }
+
+  public get pid(): number { return this._pid; }
+  public get cols(): number { return this._cols; }
+  public get rows(): number { return this._rows; }
+
+  constructor(opt?: IPtyForkOptions) {
+    // for 'close'
+    this._internalee = new EventEmitter();
+
+    // setup flow control handling
+    this.handleFlowControl = !!(opt?.handleFlowControl);
+    this._flowControlPause = opt?.flowControlPause || FLOW_CONTROL_PAUSE;
+    this._flowControlResume = opt?.flowControlResume || FLOW_CONTROL_RESUME;
+
+    if (!opt) {
+      return;
+    }
+
+    // Do basic type checks here in case node-pty is being used within JavaScript. If the wrong
+    // types go through to the C++ side it can lead to hard to diagnose exceptions.
+    this._checkType('name', opt.name ? opt.name : undefined, 'string');
+    this._checkType('cols', opt.cols ? opt.cols : undefined, 'number');
+    this._checkType('rows', opt.rows ? opt.rows : undefined, 'number');
+    this._checkType('cwd', opt.cwd ? opt.cwd : undefined, 'string');
+    this._checkType('env', opt.env ? opt.env : undefined, 'object');
+    this._checkType('uid', opt.uid ? opt.uid : undefined, 'number');
+    this._checkType('gid', opt.gid ? opt.gid : undefined, 'number');
+    this._checkType('encoding', opt.encoding ? opt.encoding : undefined, 'string');
+  }
+
+  protected abstract _write(data: string | Buffer): void;
+
+  public write(data: string | Buffer): void {
+    if (this.handleFlowControl) {
+      // PAUSE/RESUME messages are not forwarded to the pty
+      if (data === this._flowControlPause) {
+        this.pause();
+        return;
+      }
+      if (data === this._flowControlResume) {
+        this.resume();
+        return;
+      }
+    }
+    // everything else goes to the real pty
+    this._write(data);
+  }
+
+  protected _forwardEvents(): void {
+    this.on('data', e => this._onData.fire(e));
+    this.on('exit', (exitCode, signal) => this._onExit.fire({ exitCode, signal }));
+  }
+
+  protected _checkType<T>(name: string, value: T | undefined, type: string, allowArray: boolean = false): void {
+    if (value === undefined) {
+      return;
+    }
+    if (allowArray) {
+      if (Array.isArray(value)) {
+        value.forEach((v, i) => {
+          if (typeof v !== type) {
+            throw new Error(`${name}[${i}] must be a ${type} (not a ${typeof v[i]})`);
+          }
+        });
+        return;
+      }
+    }
+    if (typeof value !== type) {
+      throw new Error(`${name} must be a ${type} (not a ${typeof value})`);
+    }
+  }
+
+  /** See net.Socket.end */
+  public end(data: string): void {
+    this._socket.end(data);
+  }
+
+  /** See stream.Readable.pipe */
+  public pipe(dest: any, options: any): any {
+    return this._socket.pipe(dest, options);
+  }
+
+  /** See net.Socket.pause */
+  public pause(): Socket {
+    return this._socket.pause();
+  }
+
+  /** See net.Socket.resume */
+  public resume(): Socket {
+    return this._socket.resume();
+  }
+
+  /** See net.Socket.setEncoding */
+  public setEncoding(encoding: string | null): void {
+    if ((this._socket as any)._decoder) {
+      delete (this._socket as any)._decoder;
+    }
+    if (encoding) {
+      this._socket.setEncoding(encoding);
+    }
+  }
+
+  public addListener(eventName: string, listener: (...args: any[]) => any): void { this.on(eventName, listener); }
+  public on(eventName: string, listener: (...args: any[]) => any): void {
+    if (eventName === 'close') {
+      this._internalee.on('close', listener);
+      return;
+    }
+    this._socket.on(eventName, listener);
+  }
+
+  public emit(eventName: string, ...args: any[]): any {
+    if (eventName === 'close') {
+      return this._internalee.emit.apply(this._internalee, arguments as any);
+    }
+    return this._socket.emit.apply(this._socket, arguments as any);
+  }
+
+  public listeners(eventName: string): Function[] {
+    return this._socket.listeners(eventName);
+  }
+
+  public removeListener(eventName: string, listener: (...args: any[]) => any): void {
+    this._socket.removeListener(eventName, listener);
+  }
+
+  public removeAllListeners(eventName: string): void {
+    this._socket.removeAllListeners(eventName);
+  }
+
+  public once(eventName: string, listener: (...args: any[]) => any): void {
+    this._socket.once(eventName, listener);
+  }
+
+  public abstract resize(cols: number, rows: number): void;
+  public abstract clear(): void;
+  public abstract destroy(): void;
+  public abstract kill(signal?: string): void;
+
+  public abstract get process(): string;
+  public abstract get master(): Socket| undefined;
+  public abstract get slave(): Socket | undefined;
+
+  protected _close(): void {
+    this._socket.readable = false;
+    this.write = () => {};
+    this.end = () => {};
+    this._writable = false;
+    this._readable = false;
+  }
+
+  protected _parseEnv(env: IProcessEnv): string[] {
+    const keys = Object.keys(env || {});
+    const pairs = [];
+
+    for (let i = 0; i < keys.length; i++) {
+      if (keys[i] === undefined) {
+        continue;
+      }
+      pairs.push(keys[i] + '=' + env[keys[i]]);
+    }
+
+    return pairs;
+  }
+}

node_modules/node-pty/src/testUtils.test.ts

@@ -0,0 +1,23 @@
+/**
+ * Copyright (c) 2019, Microsoft Corporation (MIT License).
+ */
+
+export function pollUntil(cb: () => boolean, timeout: number, interval: number): Promise<void> {
+  return new Promise<void>((resolve, reject) => {
+    const intervalId = setInterval(() => {
+      if (cb()) {
+        clearInterval(intervalId);
+        clearTimeout(timeoutId);
+        resolve();
+      }
+    }, interval);
+    const timeoutId = setTimeout(() => {
+      clearInterval(intervalId);
+      if (cb()) {
+        resolve();
+      } else {
+        reject();
+      }
+    }, timeout);
+  });
+}

node_modules/node-pty/src/tsconfig.json

@@ -0,0 +1,22 @@
+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "target": "es5",
+    "rootDir": ".",
+    "outDir": "../lib",
+    "sourceMap": true,
+    "lib": [
+      "es2015"
+    ],
+    "strict": true
+  },
+  "exclude": [
+    "node_modules",
+    "scripts",
+    "index.js",
+    "demo.js",
+    "lib",
+    "test",
+    "examples"
+  ]
+}

node_modules/node-pty/src/types.ts

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) 2017, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+export type ArgvOrCommandLine = string[] | string;
+
+export interface IExitEvent {
+  exitCode: number;
+  signal: number | undefined;
+}
+
+export interface IDisposable {
+  dispose(): void;
+}

node_modules/node-pty/src/unix/pty.cc

@@ -0,0 +1,799 @@
+/**
+ * Copyright (c) 2012-2015, Christopher Jeffrey (MIT License)
+ * Copyright (c) 2017, Daniel Imms (MIT License)
+ *
+ * pty.cc:
+ *   This file is responsible for starting processes
+ *   with pseudo-terminal file descriptors.
+ *
+ * See:
+ *   man pty
+ *   man tty_ioctl
+ *   man termios
+ *   man forkpty
+ */
+
+/**
+ * Includes
+ */
+
+#define NODE_ADDON_API_DISABLE_DEPRECATED
+#include <napi.h>
+#include <assert.h>
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <thread>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/ioctl.h>
+#include <sys/wait.h>
+#include <fcntl.h>
+#include <signal.h>
+
+/* forkpty */
+/* http://www.gnu.org/software/gnulib/manual/html_node/forkpty.html */
+#if defined(__linux__)
+#include <pty.h>
+#elif defined(__APPLE__)
+#include <util.h>
+#elif defined(__FreeBSD__)
+#include <libutil.h>
+#include <termios.h>
+#elif defined(__OpenBSD__)
+#include <util.h>
+#include <termios.h>
+#endif
+
+/* Some platforms name VWERASE and VDISCARD differently */
+#if !defined(VWERASE) && defined(VWERSE)
+#define VWERASE	VWERSE
+#endif
+#if !defined(VDISCARD) && defined(VDISCRD)
+#define VDISCARD	VDISCRD
+#endif
+
+/* for pty_getproc */
+#if defined(__linux__)
+#include <stdio.h>
+#include <stdint.h>
+#elif defined(__APPLE__)
+#include <libproc.h>
+#include <os/availability.h>
+#include <paths.h>
+#include <spawn.h>
+#include <sys/event.h>
+#include <sys/sysctl.h>
+#include <termios.h>
+#endif
+
+/* NSIG - macro for highest signal + 1, should be defined */
+#ifndef NSIG
+#define NSIG 32
+#endif
+
+/* macOS 10.14 back does not define this constant */
+#ifndef POSIX_SPAWN_SETSID
+  #define POSIX_SPAWN_SETSID 1024
+#endif
+
+/* environ for execvpe */
+/* node/src/node_child_process.cc */
+#if !defined(__APPLE__)
+extern char **environ;
+#endif
+
+#if defined(__APPLE__)
+extern "C" {
+// Changes the current thread's directory to a path or directory file
+// descriptor. libpthread only exposes a syscall wrapper starting in
+// macOS 10.12, but the system call dates back to macOS 10.5. On older OSes,
+// the syscall is issued directly.
+int pthread_chdir_np(const char* dir) API_AVAILABLE(macosx(10.12));
+int pthread_fchdir_np(int fd) API_AVAILABLE(macosx(10.12));
+}
+
+#define HANDLE_EINTR(x) ({ \
+  int eintr_wrapper_counter = 0; \
+  decltype(x) eintr_wrapper_result; \
+  do { \
+    eintr_wrapper_result = (x); \
+  } while (eintr_wrapper_result == -1 && errno == EINTR && \
+           eintr_wrapper_counter++ < 100); \
+  eintr_wrapper_result; \
+})
+#endif
+
+struct ExitEvent {
+  int exit_code = 0, signal_code = 0;
+};
+
+void SetupExitCallback(Napi::Env env, Napi::Function cb, pid_t pid) {
+  std::thread *th = new std::thread;
+  // Don't use Napi::AsyncWorker which is limited by UV_THREADPOOL_SIZE.
+  auto tsfn = Napi::ThreadSafeFunction::New(
+      env,
+      cb,                           // JavaScript function called asynchronously
+      "SetupExitCallback_resource", // Name
+      0,                            // Unlimited queue
+      1,                            // Only one thread will use this initially
+      [th](Napi::Env) {   // Finalizer used to clean threads up
+        th->join();
+        delete th;
+      });
+  *th = std::thread([tsfn = std::move(tsfn), pid] {
+    auto callback = [](Napi::Env env, Napi::Function cb, ExitEvent *exit_event) {
+      cb.Call({Napi::Number::New(env, exit_event->exit_code),
+               Napi::Number::New(env, exit_event->signal_code)});
+      delete exit_event;
+    };
+
+    int ret;
+    int stat_loc;
+#if defined(__APPLE__)
+    // Based on
+    // https://source.chromium.org/chromium/chromium/src/+/main:base/process/kill_mac.cc;l=35-69?
+    int kq = HANDLE_EINTR(kqueue());
+    struct kevent change = {0};
+    EV_SET(&change, pid, EVFILT_PROC, EV_ADD, NOTE_EXIT, 0, NULL);
+    ret = HANDLE_EINTR(kevent(kq, &change, 1, NULL, 0, NULL));
+    if (ret == -1) {
+      if (errno == ESRCH) {
+        // At this point, one of the following has occurred:
+        // 1. The process has died but has not yet been reaped.
+        // 2. The process has died and has already been reaped.
+        // 3. The process is in the process of dying. It's no longer
+        //    kqueueable, but it may not be waitable yet either. Mark calls
+        //    this case the "zombie death race".
+        ret = HANDLE_EINTR(waitpid(pid, &stat_loc, WNOHANG));
+        if (ret == 0) {
+          ret = kill(pid, SIGKILL);
+          if (ret != -1) {
+            HANDLE_EINTR(waitpid(pid, &stat_loc, 0));
+          }
+        }
+      }
+    } else {
+      struct kevent event = {0};
+      ret = HANDLE_EINTR(kevent(kq, NULL, 0, &event, 1, NULL));
+      if (ret == 1) {
+        if ((event.fflags & NOTE_EXIT) &&
+            (event.ident == static_cast<uintptr_t>(pid))) {
+          // The process is dead or dying. This won't block for long, if at
+          // all.
+          HANDLE_EINTR(waitpid(pid, &stat_loc, 0));
+        }
+      }
+    }
+#else
+    while (true) {
+      errno = 0;
+      if ((ret = waitpid(pid, &stat_loc, 0)) != pid) {
+        if (ret == -1 && errno == EINTR) {
+          continue;
+        }
+        if (ret == -1 && errno == ECHILD) {
+          // XXX node v0.8.x seems to have this problem.
+          // waitpid is already handled elsewhere.
+          ;
+        } else {
+          assert(false);
+        }
+      }
+      break;
+    }
+#endif
+    ExitEvent *exit_event = new ExitEvent;
+    if (WIFEXITED(stat_loc)) {
+      exit_event->exit_code = WEXITSTATUS(stat_loc); // errno?
+    }
+    if (WIFSIGNALED(stat_loc)) {
+      exit_event->signal_code = WTERMSIG(stat_loc);
+    }
+    auto status = tsfn.BlockingCall(exit_event, callback); // In main thread
+    switch (status) {
+      case napi_closing:
+        break;
+
+      case napi_queue_full:
+        Napi::Error::Fatal("SetupExitCallback", "Queue was full");
+
+      case napi_ok:
+        if (tsfn.Release() != napi_ok) {
+          Napi::Error::Fatal("SetupExitCallback", "ThreadSafeFunction.Release() failed");
+        }
+        break;
+
+      default:
+        Napi::Error::Fatal("SetupExitCallback", "ThreadSafeFunction.BlockingCall() failed");
+    }
+  });
+}
+
+/**
+ * Methods
+ */
+
+Napi::Value PtyFork(const Napi::CallbackInfo& info);
+Napi::Value PtyOpen(const Napi::CallbackInfo& info);
+Napi::Value PtyResize(const Napi::CallbackInfo& info);
+Napi::Value PtyGetProc(const Napi::CallbackInfo& info);
+
+/**
+ * Functions
+ */
+
+static int
+pty_nonblock(int);
+
+#if defined(__APPLE__)
+static char *
+pty_getproc(int);
+#else
+static char *
+pty_getproc(int, char *);
+#endif
+
+#if defined(__APPLE__) || defined(__OpenBSD__)
+static void
+pty_posix_spawn(char** argv, char** env,
+                const struct termios *termp,
+                const struct winsize *winp,
+                int* master,
+                pid_t* pid,
+                int* err);
+#endif
+
+struct DelBuf {
+  int len;
+  DelBuf(int len) : len(len) {}
+  void operator()(char **p) {
+    if (p == nullptr)
+      return;
+    for (int i = 0; i < len; i++)
+      free(p[i]);
+    delete[] p;
+  }
+};
+
+Napi::Value PtyFork(const Napi::CallbackInfo& info) {
+  Napi::Env napiEnv(info.Env());
+  Napi::HandleScope scope(napiEnv);
+
+  if (info.Length() != 11 ||
+      !info[0].IsString() ||
+      !info[1].IsArray() ||
+      !info[2].IsArray() ||
+      !info[3].IsString() ||
+      !info[4].IsNumber() ||
+      !info[5].IsNumber() ||
+      !info[6].IsNumber() ||
+      !info[7].IsNumber() ||
+      !info[8].IsBoolean() ||
+      !info[9].IsString() ||
+      !info[10].IsFunction()) {
+    throw Napi::Error::New(napiEnv, "Usage: pty.fork(file, args, env, cwd, cols, rows, uid, gid, utf8, helperPath, onexit)");
+  }
+
+  // file
+  std::string file = info[0].As<Napi::String>();
+
+  // args
+  Napi::Array argv_ = info[1].As<Napi::Array>();
+
+  // env
+  Napi::Array env_ = info[2].As<Napi::Array>();
+  int envc = env_.Length();
+  std::unique_ptr<char *, DelBuf> env_unique_ptr(new char *[envc + 1], DelBuf(envc + 1));
+  char **env = env_unique_ptr.get();
+  env[envc] = NULL;
+  for (int i = 0; i < envc; i++) {
+    std::string pair = env_.Get(i).As<Napi::String>();
+    env[i] = strdup(pair.c_str());
+  }
+
+  // cwd
+  std::string cwd_ = info[3].As<Napi::String>();
+
+  // size
+  struct winsize winp;
+  winp.ws_col = info[4].As<Napi::Number>().Int32Value();
+  winp.ws_row = info[5].As<Napi::Number>().Int32Value();
+  winp.ws_xpixel = 0;
+  winp.ws_ypixel = 0;
+
+#if !defined(__APPLE__)
+  // uid / gid
+  int uid = info[6].As<Napi::Number>().Int32Value();
+  int gid = info[7].As<Napi::Number>().Int32Value();
+#endif
+
+  // termios
+  struct termios t = termios();
+  struct termios *term = &t;
+  term->c_iflag = ICRNL | IXON | IXANY | IMAXBEL | BRKINT;
+  if (info[8].As<Napi::Boolean>().Value()) {
+#if defined(IUTF8)
+    term->c_iflag |= IUTF8;
+#endif
+  }
+  term->c_oflag = OPOST | ONLCR;
+  term->c_cflag = CREAD | CS8 | HUPCL;
+  term->c_lflag = ICANON | ISIG | IEXTEN | ECHO | ECHOE | ECHOK | ECHOKE | ECHOCTL;
+
+  term->c_cc[VEOF] = 4;
+  term->c_cc[VEOL] = -1;
+  term->c_cc[VEOL2] = -1;
+  term->c_cc[VERASE] = 0x7f;
+  term->c_cc[VWERASE] = 23;
+  term->c_cc[VKILL] = 21;
+  term->c_cc[VREPRINT] = 18;
+  term->c_cc[VINTR] = 3;
+  term->c_cc[VQUIT] = 0x1c;
+  term->c_cc[VSUSP] = 26;
+  term->c_cc[VSTART] = 17;
+  term->c_cc[VSTOP] = 19;
+  term->c_cc[VLNEXT] = 22;
+  term->c_cc[VDISCARD] = 15;
+  term->c_cc[VMIN] = 1;
+  term->c_cc[VTIME] = 0;
+
+  #if (__APPLE__)
+  term->c_cc[VDSUSP] = 25;
+  term->c_cc[VSTATUS] = 20;
+  #endif
+
+  cfsetispeed(term, B38400);
+  cfsetospeed(term, B38400);
+
+  // helperPath
+  std::string helper_path = info[9].As<Napi::String>();
+
+  pid_t pid;
+  int master;
+#if defined(__APPLE__)
+  int argc = argv_.Length();
+  int argl = argc + 4;
+  std::unique_ptr<char *, DelBuf> argv_unique_ptr(new char *[argl], DelBuf(argl));
+  char **argv = argv_unique_ptr.get();
+  argv[0] = strdup(helper_path.c_str());
+  argv[1] = strdup(cwd_.c_str());
+  argv[2] = strdup(file.c_str());
+  argv[argl - 1] = NULL;
+  for (int i = 0; i < argc; i++) {
+    std::string arg = argv_.Get(i).As<Napi::String>();
+    argv[i + 3] = strdup(arg.c_str());
+  }
+
+  int err = -1;
+  pty_posix_spawn(argv, env, term, &winp, &master, &pid, &err);
+  if (err != 0) {
+    throw Napi::Error::New(napiEnv, "posix_spawnp failed.");
+  }
+  if (pty_nonblock(master) == -1) {
+    throw Napi::Error::New(napiEnv, "Could not set master fd to nonblocking.");
+  }
+#else
+  int argc = argv_.Length();
+  int argl = argc + 2;
+  std::unique_ptr<char *, DelBuf> argv_unique_ptr(new char *[argl], DelBuf(argl));
+  char** argv = argv_unique_ptr.get();
+  argv[0] = strdup(file.c_str());
+  argv[argl - 1] = NULL;
+  for (int i = 0; i < argc; i++) {
+    std::string arg = argv_.Get(i).As<Napi::String>();
+    argv[i + 1] = strdup(arg.c_str());
+  }
+
+  sigset_t newmask, oldmask;
+  struct sigaction sig_action;
+  // temporarily block all signals
+  // this is needed due to a race condition in openpty
+  // and to avoid running signal handlers in the child
+  // before exec* happened
+  sigfillset(&newmask);
+  pthread_sigmask(SIG_SETMASK, &newmask, &oldmask);
+
+  pid = forkpty(&master, nullptr, static_cast<termios*>(term), static_cast<winsize*>(&winp));
+
+  if (!pid) {
+    // remove all signal handler from child
+    sig_action.sa_handler = SIG_DFL;
+    sig_action.sa_flags = 0;
+    sigemptyset(&sig_action.sa_mask);
+    for (int i = 0 ; i < NSIG ; i++) {    // NSIG is a macro for all signals + 1
+      sigaction(i, &sig_action, NULL);
+    }
+  }
+
+  // reenable signals
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
+
+  switch (pid) {
+    case -1:
+      throw Napi::Error::New(napiEnv, "forkpty(3) failed.");
+    case 0:
+      if (strlen(cwd_.c_str())) {
+        if (chdir(cwd_.c_str()) == -1) {
+          perror("chdir(2) failed.");
+          _exit(1);
+        }
+      }
+
+      if (uid != -1 && gid != -1) {
+        if (setgid(gid) == -1) {
+          perror("setgid(2) failed.");
+          _exit(1);
+        }
+        if (setuid(uid) == -1) {
+          perror("setuid(2) failed.");
+          _exit(1);
+        }
+      }
+
+      {
+        char **old = environ;
+        environ = env;
+        execvp(argv[0], argv);
+        environ = old;
+        perror("execvp(3) failed.");
+        _exit(1);
+      }
+    default:
+      if (pty_nonblock(master) == -1) {
+        throw Napi::Error::New(napiEnv, "Could not set master fd to nonblocking.");
+      }
+  }
+#endif
+
+  Napi::Object obj = Napi::Object::New(napiEnv);
+  obj.Set("fd", Napi::Number::New(napiEnv, master));
+  obj.Set("pid", Napi::Number::New(napiEnv, pid));
+  obj.Set("pty", Napi::String::New(napiEnv, ptsname(master)));
+
+  // Set up process exit callback.
+  Napi::Function cb = info[10].As<Napi::Function>();
+  SetupExitCallback(napiEnv, cb, pid);
+  return obj;
+}
+
+Napi::Value PtyOpen(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 2 ||
+      !info[0].IsNumber() ||
+      !info[1].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: pty.open(cols, rows)");
+  }
+
+  // size
+  struct winsize winp;
+  winp.ws_col = info[0].As<Napi::Number>().Int32Value();
+  winp.ws_row = info[1].As<Napi::Number>().Int32Value();
+  winp.ws_xpixel = 0;
+  winp.ws_ypixel = 0;
+
+  // pty
+  int master, slave;
+  int ret = openpty(&master, &slave, nullptr, NULL, static_cast<winsize*>(&winp));
+
+  if (ret == -1) {
+    throw Napi::Error::New(env, "openpty(3) failed.");
+  }
+
+  if (pty_nonblock(master) == -1) {
+    throw Napi::Error::New(env, "Could not set master fd to nonblocking.");
+  }
+
+  if (pty_nonblock(slave) == -1) {
+    throw Napi::Error::New(env, "Could not set slave fd to nonblocking.");
+  }
+
+  Napi::Object obj = Napi::Object::New(env);
+  obj.Set("master", Napi::Number::New(env, master));
+  obj.Set("slave", Napi::Number::New(env, slave));
+  obj.Set("pty", Napi::String::New(env, ptsname(master)));
+
+  return obj;
+}
+
+Napi::Value PtyResize(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 3 ||
+      !info[0].IsNumber() ||
+      !info[1].IsNumber() ||
+      !info[2].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: pty.resize(fd, cols, rows)");
+  }
+
+  int fd = info[0].As<Napi::Number>().Int32Value();
+
+  struct winsize winp;
+  winp.ws_col = info[1].As<Napi::Number>().Int32Value();
+  winp.ws_row = info[2].As<Napi::Number>().Int32Value();
+  winp.ws_xpixel = 0;
+  winp.ws_ypixel = 0;
+
+  if (ioctl(fd, TIOCSWINSZ, &winp) == -1) {
+    switch (errno) {
+      case EBADF:
+        throw Napi::Error::New(env, "ioctl(2) failed, EBADF");
+      case EFAULT:
+        throw Napi::Error::New(env, "ioctl(2) failed, EFAULT");
+      case EINVAL:
+        throw Napi::Error::New(env, "ioctl(2) failed, EINVAL");
+      case ENOTTY:
+        throw Napi::Error::New(env, "ioctl(2) failed, ENOTTY");
+    }
+    throw Napi::Error::New(env, "ioctl(2) failed");
+  }
+
+  return env.Undefined();
+}
+
+/**
+ * Foreground Process Name
+ */
+Napi::Value PtyGetProc(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+#if defined(__APPLE__)
+  if (info.Length() != 1 ||
+      !info[0].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: pty.process(pid)");
+  }
+
+  int fd = info[0].As<Napi::Number>().Int32Value();
+  char *name = pty_getproc(fd);
+#else
+  if (info.Length() != 2 ||
+      !info[0].IsNumber() ||
+      !info[1].IsString()) {
+    throw Napi::Error::New(env, "Usage: pty.process(fd, tty)");
+  }
+
+  int fd = info[0].As<Napi::Number>().Int32Value();
+
+  std::string tty_ = info[1].As<Napi::String>();
+  char *tty = strdup(tty_.c_str());
+  char *name = pty_getproc(fd, tty);
+  free(tty);
+#endif
+
+  if (name == NULL) {
+    return env.Undefined();
+  }
+
+  Napi::String name_ = Napi::String::New(env, name);
+  free(name);
+  return name_;
+}
+
+/**
+ * Nonblocking FD
+ */
+
+static int
+pty_nonblock(int fd) {
+  int flags = fcntl(fd, F_GETFL, 0);
+  if (flags == -1) return -1;
+  return fcntl(fd, F_SETFL, flags | O_NONBLOCK);
+}
+
+/**
+ * pty_getproc
+ * Taken from tmux.
+ */
+
+// Taken from: tmux (http://tmux.sourceforge.net/)
+// Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
+// Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org>
+// Copyright (c) 2009 Todd Carson <toc@daybefore.net>
+//
+// Permission to use, copy, modify, and distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+// WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+// IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+// OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+#if defined(__linux__)
+
+static char *
+pty_getproc(int fd, char *tty) {
+  FILE *f;
+  char *path, *buf;
+  size_t len;
+  int ch;
+  pid_t pgrp;
+  int r;
+
+  if ((pgrp = tcgetpgrp(fd)) == -1) {
+    return NULL;
+  }
+
+  r = asprintf(&path, "/proc/%lld/cmdline", (long long)pgrp);
+  if (r == -1 || path == NULL) return NULL;
+
+  if ((f = fopen(path, "r")) == NULL) {
+    free(path);
+    return NULL;
+  }
+
+  free(path);
+
+  len = 0;
+  buf = NULL;
+  while ((ch = fgetc(f)) != EOF) {
+    if (ch == '\0') break;
+    buf = (char *)realloc(buf, len + 2);
+    if (buf == NULL) return NULL;
+    buf[len++] = ch;
+  }
+
+  if (buf != NULL) {
+    buf[len] = '\0';
+  }
+
+  fclose(f);
+  return buf;
+}
+
+#elif defined(__APPLE__)
+
+static char *
+pty_getproc(int fd) {
+  int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, 0 };
+  size_t size;
+  struct kinfo_proc kp;
+
+  if ((mib[3] = tcgetpgrp(fd)) == -1) {
+    return NULL;
+  }
+
+  size = sizeof kp;
+  if (sysctl(mib, 4, &kp, &size, NULL, 0) == -1) {
+    return NULL;
+  }
+
+  if (size != (sizeof kp) || *kp.kp_proc.p_comm == '\0') {
+    return NULL;
+  }
+
+  return strdup(kp.kp_proc.p_comm);
+}
+
+#else
+
+static char *
+pty_getproc(int fd, char *tty) {
+  return NULL;
+}
+
+#endif
+
+#if defined(__APPLE__)
+static void
+pty_posix_spawn(char** argv, char** env,
+                const struct termios *termp,
+                const struct winsize *winp,
+                int* master,
+                pid_t* pid,
+                int* err) {
+  int low_fds[3];
+  size_t count = 0;
+
+  for (; count < 3; count++) {
+    low_fds[count] = posix_openpt(O_RDWR);
+    if (low_fds[count] >= STDERR_FILENO)
+      break;
+  }
+
+  int flags = POSIX_SPAWN_CLOEXEC_DEFAULT |
+              POSIX_SPAWN_SETSIGDEF |
+              POSIX_SPAWN_SETSIGMASK |
+              POSIX_SPAWN_SETSID;
+  *master = posix_openpt(O_RDWR);
+  if (*master == -1) {
+    return;
+  }
+
+  int res = grantpt(*master) || unlockpt(*master);
+  if (res == -1) {
+    return;
+  }
+
+  // Use TIOCPTYGNAME instead of ptsname() to avoid threading problems.
+  int slave;
+  char slave_pty_name[128];
+  res = ioctl(*master, TIOCPTYGNAME, slave_pty_name);
+  if (res == -1) {
+    return;
+  }
+
+  slave = open(slave_pty_name, O_RDWR | O_NOCTTY);
+  if (slave == -1) {
+    return;
+  }
+
+  if (termp) {
+    res = tcsetattr(slave, TCSANOW, termp);
+    if (res == -1) {
+      return;
+    };
+  }
+
+  if (winp) {
+    res = ioctl(slave, TIOCSWINSZ, winp);
+    if (res == -1) {
+      return;
+    }
+  }
+
+  posix_spawn_file_actions_t acts;
+  posix_spawn_file_actions_init(&acts);
+  posix_spawn_file_actions_adddup2(&acts, slave, STDIN_FILENO);
+  posix_spawn_file_actions_adddup2(&acts, slave, STDOUT_FILENO);
+  posix_spawn_file_actions_adddup2(&acts, slave, STDERR_FILENO);
+  posix_spawn_file_actions_addclose(&acts, slave);
+  posix_spawn_file_actions_addclose(&acts, *master);
+
+  posix_spawnattr_t attrs;
+  posix_spawnattr_init(&attrs);
+  *err = posix_spawnattr_setflags(&attrs, flags);
+  if (*err != 0) {
+    goto done;
+  }
+
+  sigset_t signal_set;
+  /* Reset all signal the child to their default behavior */
+  sigfillset(&signal_set);
+  *err = posix_spawnattr_setsigdefault(&attrs, &signal_set);
+  if (*err != 0) {
+    goto done;
+  }
+
+  /* Reset the signal mask for all signals */
+  sigemptyset(&signal_set);
+  *err = posix_spawnattr_setsigmask(&attrs, &signal_set);
+  if (*err != 0) {
+    goto done;
+  }
+
+  do
+    *err = posix_spawn(pid, argv[0], &acts, &attrs, argv, env);
+  while (*err == EINTR);
+done:
+  posix_spawn_file_actions_destroy(&acts);
+  posix_spawnattr_destroy(&attrs);
+
+  for (; count > 0; count--) {
+    close(low_fds[count]);
+  }
+}
+#endif
+
+/**
+ * Init
+ */
+
+Napi::Object init(Napi::Env env, Napi::Object exports) {
+  exports.Set("fork",    Napi::Function::New(env, PtyFork));
+  exports.Set("open",    Napi::Function::New(env, PtyOpen));
+  exports.Set("resize",  Napi::Function::New(env, PtyResize));
+  exports.Set("process", Napi::Function::New(env, PtyGetProc));
+  return exports;
+}
+
+NODE_API_MODULE(NODE_GYP_MODULE_NAME, init)

node_modules/node-pty/src/unix/spawn-helper.cc

@@ -0,0 +1,23 @@
+#include <errno.h>
+#include <fcntl.h>
+#include <string.h>
+#include <unistd.h>
+
+int main (int argc, char** argv) {
+  char *slave_path = ttyname(STDIN_FILENO);
+  // open implicit attaches a process to a terminal device if:
+  // - process has no controlling terminal yet
+  // - O_NOCTTY is not set
+  close(open(slave_path, O_RDWR));
+
+  char *cwd = argv[1];
+  char *file = argv[2];
+  argv = &argv[2];
+
+  if (strlen(cwd) && chdir(cwd) == -1) {
+    _exit(1);
+  }
+
+  execvp(file, argv);
+  return 1;
+}

node_modules/node-pty/src/unixTerminal.test.ts

@@ -0,0 +1,367 @@
+/**
+ * Copyright (c) 2017, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import { UnixTerminal } from './unixTerminal';
+import * as assert from 'assert';
+import * as cp from 'child_process';
+import * as path from 'path';
+import * as tty from 'tty';
+import * as fs from 'fs';
+import { constants } from 'os';
+import { pollUntil } from './testUtils.test';
+import { pid } from 'process';
+
+const FIXTURES_PATH = path.normalize(path.join(__dirname, '..', 'fixtures', 'utf8-character.txt'));
+
+if (process.platform !== 'win32') {
+  describe('UnixTerminal', () => {
+    describe('Constructor', () => {
+      it('should set a valid pts name', () => {
+        const term = new UnixTerminal('/bin/bash', [], {});
+        let regExp: RegExp | undefined;
+        if (process.platform === 'linux') {
+          // https://linux.die.net/man/4/pts
+          regExp = /^\/dev\/pts\/\d+$/;
+        }
+        if (process.platform === 'darwin') {
+          // https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man4/pty.4.html
+          regExp = /^\/dev\/tty[p-sP-S][a-z0-9]+$/;
+        }
+        if (regExp) {
+          assert.ok(regExp.test(term.ptsName), '"' + term.ptsName + '" should match ' + regExp.toString());
+        }
+        assert.ok(tty.isatty(term.fd));
+      });
+    });
+
+    describe('PtyForkEncodingOption', () => {
+      it('should default to utf8', (done) => {
+        const term = new UnixTerminal('/bin/bash', [ '-c', `cat "${FIXTURES_PATH}"` ]);
+        term.on('data', (data) => {
+          assert.strictEqual(typeof data, 'string');
+          assert.strictEqual(data, '\u00E6');
+          done();
+        });
+      });
+      it('should return a Buffer when encoding is null', (done) => {
+        const term = new UnixTerminal('/bin/bash', [ '-c', `cat "${FIXTURES_PATH}"` ], {
+          encoding: null
+        });
+        term.on('data', (data) => {
+          assert.strictEqual(typeof data, 'object');
+          assert.ok(data instanceof Buffer);
+          assert.strictEqual(0xC3, data[0]);
+          assert.strictEqual(0xA6, data[1]);
+          done();
+        });
+      });
+      it('should support other encodings', (done) => {
+        const text = 'test æ!';
+        const term = new UnixTerminal(undefined, ['-c', 'echo "' + text + '"'], {
+          encoding: 'base64'
+        });
+        let buffer = '';
+        term.onData((data) => {
+          assert.strictEqual(typeof data, 'string');
+          buffer += data;
+        });
+        term.onExit(() => {
+          assert.strictEqual(Buffer.alloc(8, buffer, 'base64').toString().replace('\r', '').replace('\n', ''), text);
+          done();
+        });
+      });
+    });
+
+    describe('open', () => {
+      let term: UnixTerminal;
+
+      afterEach(() => {
+        if (term) {
+          term.slave!.destroy();
+          term.master!.destroy();
+        }
+      });
+
+      it('should open a pty with access to a master and slave socket', (done) => {
+        term = UnixTerminal.open({});
+
+        let slavebuf = '';
+        term.slave!.on('data', (data) => {
+          slavebuf += data;
+        });
+
+        let masterbuf = '';
+        term.master!.on('data', (data) => {
+          masterbuf += data;
+        });
+
+        pollUntil(() => {
+          if (masterbuf === 'slave\r\nmaster\r\n' && slavebuf === 'master\n') {
+            done();
+            return true;
+          }
+          return false;
+        }, 200, 10);
+
+        term.slave!.write('slave\n');
+        term.master!.write('master\n');
+      });
+    });
+    describe('close', () => {
+      const term = new UnixTerminal('node');
+      it('should exit when terminal is destroyed programmatically', (done) => {
+        term.on('exit', (code, signal) => {
+          assert.strictEqual(code, 0);
+          assert.strictEqual(signal, constants.signals.SIGHUP);
+          done();
+        });
+        term.destroy();
+      });
+    });
+    describe('signals in parent and child', () => {
+      it('SIGINT - custom in parent and child', done => {
+        // this test is cumbersome - we have to run it in a sub process to
+        // see behavior of SIGINT handlers
+        const data = `
+        var pty = require('./lib/index');
+        process.on('SIGINT', () => console.log('SIGINT in parent'));
+        var ptyProcess = pty.spawn('node', ['-e', 'process.on("SIGINT", ()=>console.log("SIGINT in child"));setTimeout(() => null, 300);'], {
+          name: 'xterm-color',
+          cols: 80,
+          rows: 30,
+          cwd: process.env.HOME,
+          env: process.env
+        });
+        ptyProcess.on('data', function (data) {
+          console.log(data);
+        });
+        setTimeout(() => null, 500);
+        console.log('ready', ptyProcess.pid);
+        `;
+        const buffer: string[] = [];
+        const p = cp.spawn('node', ['-e', data]);
+        let sub = '';
+        p.stdout.on('data', (data) => {
+          if (!data.toString().indexOf('ready')) {
+            sub = data.toString().split(' ')[1].slice(0, -1);
+            setTimeout(() => {
+              process.kill(parseInt(sub), 'SIGINT');  // SIGINT to child
+              p.kill('SIGINT');                       // SIGINT to parent
+            }, 200);
+          } else {
+            buffer.push(data.toString().replace(/^\s+|\s+$/g, ''));
+          }
+        });
+        p.on('close', () => {
+          // handlers in parent and child should have been triggered
+          assert.strictEqual(buffer.indexOf('SIGINT in child') !== -1, true);
+          assert.strictEqual(buffer.indexOf('SIGINT in parent') !== -1, true);
+          done();
+        });
+      });
+      it('SIGINT - custom in parent, default in child', done => {
+        // this tests the original idea of the signal(...) change in pty.cc:
+        // to make sure the SIGINT handler of a pty child is reset to default
+        // and does not interfere with the handler in the parent
+        const data = `
+        var pty = require('./lib/index');
+        process.on('SIGINT', () => console.log('SIGINT in parent'));
+        var ptyProcess = pty.spawn('node', ['-e', 'setTimeout(() => console.log("should not be printed"), 300);'], {
+          name: 'xterm-color',
+          cols: 80,
+          rows: 30,
+          cwd: process.env.HOME,
+          env: process.env
+        });
+        ptyProcess.on('data', function (data) {
+          console.log(data);
+        });
+        setTimeout(() => null, 500);
+        console.log('ready', ptyProcess.pid);
+        `;
+        const buffer: string[] = [];
+        const p = cp.spawn('node', ['-e', data]);
+        let sub = '';
+        p.stdout.on('data', (data) => {
+          if (!data.toString().indexOf('ready')) {
+            sub = data.toString().split(' ')[1].slice(0, -1);
+            setTimeout(() => {
+              process.kill(parseInt(sub), 'SIGINT');  // SIGINT to child
+              p.kill('SIGINT');                       // SIGINT to parent
+            }, 200);
+          } else {
+            buffer.push(data.toString().replace(/^\s+|\s+$/g, ''));
+          }
+        });
+        p.on('close', () => {
+          // handlers in parent and child should have been triggered
+          assert.strictEqual(buffer.indexOf('should not be printed') !== -1, false);
+          assert.strictEqual(buffer.indexOf('SIGINT in parent') !== -1, true);
+          done();
+        });
+      });
+      it('SIGHUP default (child only)', done => {
+        const term = new UnixTerminal('node', [ '-e', `
+        console.log('ready');
+        setTimeout(()=>console.log('timeout'), 200);`
+        ]);
+        let buffer = '';
+        term.on('data', (data) => {
+          if (data === 'ready\r\n') {
+            term.kill();
+          } else {
+            buffer += data;
+          }
+        });
+        term.on('exit', () => {
+          // no timeout in buffer
+          assert.strictEqual(buffer, '');
+          done();
+        });
+      });
+      it('SIGUSR1 - custom in parent and child', done => {
+        let pHandlerCalled = 0;
+        const handleSigUsr = function(h: any): any {
+          return function(): void {
+            pHandlerCalled += 1;
+            process.removeListener('SIGUSR1', h);
+          };
+        };
+        process.on('SIGUSR1', handleSigUsr(handleSigUsr));
+
+        const term = new UnixTerminal('node', [ '-e', `
+        process.on('SIGUSR1', () => {
+          console.log('SIGUSR1 in child');
+        });
+        console.log('ready');
+        setTimeout(()=>null, 200);`
+        ]);
+        let buffer = '';
+        term.on('data', (data) => {
+          if (data === 'ready\r\n') {
+            process.kill(process.pid, 'SIGUSR1');
+            term.kill('SIGUSR1');
+          } else {
+            buffer += data;
+          }
+        });
+        term.on('exit', () => {
+          // should have called both handlers and only once
+          assert.strictEqual(pHandlerCalled, 1);
+          assert.strictEqual(buffer, 'SIGUSR1 in child\r\n');
+          done();
+        });
+      });
+    });
+    describe('spawn', () => {
+      if (process.platform === 'darwin') {
+        it('should return the name of the process', (done) => {
+          const term = new UnixTerminal('/bin/echo');
+          assert.strictEqual(term.process, '/bin/echo');
+          term.on('exit', () => done());
+          term.destroy();
+        });
+        it('should return the name of the sub process', (done) => {
+          const data = `
+          var pty = require('./lib/index');
+          var ptyProcess = pty.spawn('zsh', ['-c', 'python3'], {
+            env: process.env
+          });
+          ptyProcess.on('data', function (data) {
+            if (ptyProcess.process === 'Python') {
+              console.log('title', ptyProcess.process);
+              console.log('ready', ptyProcess.pid);
+            }
+          });
+          `;
+          const p = cp.spawn('node', ['-e', data]);
+          let sub = '';
+          let pid = '';
+          p.stdout.on('data', (data) => {
+            if (!data.toString().indexOf('title')) {
+              sub = data.toString().split(' ')[1].slice(0, -1);
+            } else if (!data.toString().indexOf('ready')) {
+              pid = data.toString().split(' ')[1].slice(0, -1);
+              process.kill(parseInt(pid), 'SIGINT');
+              p.kill('SIGINT');
+            }
+          });
+          p.on('exit', () => {
+            assert.notStrictEqual(pid, '');
+            assert.strictEqual(sub, 'Python');
+            done();
+          });
+        });
+        it('should close on exec', (done) => {
+          const data = `
+          var pty = require('./lib/index');
+          var ptyProcess = pty.spawn('node', ['-e', 'setTimeout(() => console.log("hello from terminal"), 300);']);
+          ptyProcess.on('data', function (data) {
+            console.log(data);
+          });
+          setTimeout(() => null, 500);
+          console.log('ready', ptyProcess.pid);
+          `;
+          const buffer: string[] = [];
+          const readFd = fs.openSync(FIXTURES_PATH, 'r');
+          const p = cp.spawn('node', ['-e', data], {
+            stdio: ['ignore', 'pipe', 'pipe', readFd]
+          });
+          let sub = '';
+          p.stdout!.on('data', (data) => {
+            if (!data.toString().indexOf('ready')) {
+              sub = data.toString().split(' ')[1].slice(0, -1);
+              try {
+                fs.statSync(`/proc/${sub}/fd/${readFd}`);
+                done('not reachable');
+              } catch (error) {
+                assert.notStrictEqual(error.message.indexOf('ENOENT'), -1);
+              }
+              setTimeout(() => {
+                process.kill(parseInt(sub), 'SIGINT');  // SIGINT to child
+                p.kill('SIGINT');                       // SIGINT to parent
+              }, 200);
+            } else {
+              buffer.push(data.toString().replace(/^\s+|\s+$/g, ''));
+            }
+          });
+          p.on('close', () => {
+            done();
+          });
+        });
+      }
+      it('should handle exec() errors', (done) => {
+        const term = new UnixTerminal('/bin/bogus.exe', []);
+        term.on('exit', (code, signal) => {
+          assert.strictEqual(code, 1);
+          done();
+        });
+      });
+      it('should handle chdir() errors', (done) => {
+        const term = new UnixTerminal('/bin/echo', [], { cwd: '/nowhere' });
+        term.on('exit', (code, signal) => {
+          assert.strictEqual(code, 1);
+          done();
+        });
+      });
+      it('should not leak child process', (done) => {
+        const count = cp.execSync('ps -ax | grep node | wc -l');
+        const term = new UnixTerminal('node', [ '-e', `
+          console.log('ready');
+          setTimeout(()=>console.log('timeout'), 200);`
+        ]);
+        term.on('data', async (data) => {
+          if (data === 'ready\r\n') {
+            process.kill(term.pid, 'SIGINT');
+            await setTimeout(() => null, 1000);
+            const newCount = cp.execSync('ps -ax | grep node | wc -l');
+            assert.strictEqual(count.toString(), newCount.toString());
+            done();
+          }
+        });
+      });
+    });
+  });
+}

node_modules/node-pty/src/unixTerminal.ts

@@ -0,0 +1,388 @@
+/**
+ * Copyright (c) 2012-2015, Christopher Jeffrey (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+import * as fs from 'fs';
+import * as net from 'net';
+import * as path from 'path';
+import * as tty from 'tty';
+import { Terminal, DEFAULT_COLS, DEFAULT_ROWS } from './terminal';
+import { IProcessEnv, IPtyForkOptions, IPtyOpenOptions } from './interfaces';
+import { ArgvOrCommandLine, IDisposable } from './types';
+import { assign, loadNativeModule } from './utils';
+
+const native = loadNativeModule('pty');
+const pty: IUnixNative = native.module;
+let helperPath = native.dir + '/spawn-helper';
+helperPath = path.resolve(__dirname, helperPath);
+helperPath = helperPath.replace('app.asar', 'app.asar.unpacked');
+helperPath = helperPath.replace('node_modules.asar', 'node_modules.asar.unpacked');
+
+const DEFAULT_FILE = 'sh';
+const DEFAULT_NAME = 'xterm';
+const DESTROY_SOCKET_TIMEOUT_MS = 200;
+
+export class UnixTerminal extends Terminal {
+  protected _fd: number;
+  protected _pty: string;
+
+  protected _file: string;
+  protected _name: string;
+
+  protected _readable: boolean;
+  protected _writable: boolean;
+
+  private _boundClose: boolean = false;
+  private _emittedClose: boolean = false;
+
+  private _writeStream: CustomWriteStream;
+
+  private _master: net.Socket | undefined;
+  private _slave: net.Socket | undefined;
+
+  public get master(): net.Socket | undefined { return this._master; }
+  public get slave(): net.Socket | undefined { return this._slave; }
+
+  constructor(file?: string, args?: ArgvOrCommandLine, opt?: IPtyForkOptions) {
+    super(opt);
+
+    if (typeof args === 'string') {
+      throw new Error('args as a string is not supported on unix.');
+    }
+
+    // Initialize arguments
+    args = args || [];
+    file = file || DEFAULT_FILE;
+    opt = opt || {};
+    opt.env = opt.env || process.env;
+
+    this._cols = opt.cols || DEFAULT_COLS;
+    this._rows = opt.rows || DEFAULT_ROWS;
+    const uid = opt.uid ?? -1;
+    const gid = opt.gid ?? -1;
+    const env: IProcessEnv = assign({}, opt.env);
+
+    if (opt.env === process.env) {
+      this._sanitizeEnv(env);
+    }
+
+    const cwd = opt.cwd || process.cwd();
+    env.PWD = cwd;
+    const name = opt.name || env.TERM || DEFAULT_NAME;
+    env.TERM = name;
+    const parsedEnv = this._parseEnv(env);
+
+    const encoding = (opt.encoding === undefined ? 'utf8' : opt.encoding);
+
+    const onexit = (code: number, signal: number): void => {
+      // XXX Sometimes a data event is emitted after exit. Wait til socket is
+      // destroyed.
+      if (!this._emittedClose) {
+        if (this._boundClose) {
+          return;
+        }
+        this._boundClose = true;
+        // From macOS High Sierra 10.13.2 sometimes the socket never gets
+        // closed. A timeout is applied here to avoid the terminal never being
+        // destroyed when this occurs.
+        let timeout: NodeJS.Timeout | null = setTimeout(() => {
+          timeout = null;
+          // Destroying the socket now will cause the close event to fire
+          this._socket.destroy();
+        }, DESTROY_SOCKET_TIMEOUT_MS);
+        this.once('close', () => {
+          if (timeout !== null) {
+            clearTimeout(timeout);
+          }
+          this.emit('exit', code, signal);
+        });
+        return;
+      }
+      this.emit('exit', code, signal);
+    };
+
+    // fork
+    const term = pty.fork(file, args, parsedEnv, cwd, this._cols, this._rows, uid, gid, (encoding === 'utf8'), helperPath, onexit);
+
+    this._socket = new tty.ReadStream(term.fd);
+    if (encoding !== null) {
+      this._socket.setEncoding(encoding);
+    }
+    this._writeStream = new CustomWriteStream(term.fd, (encoding || undefined) as BufferEncoding);
+
+    // setup
+    this._socket.on('error', (err: any) => {
+      // NOTE: fs.ReadStream gets EAGAIN twice at first:
+      if (err.code) {
+        if (~err.code.indexOf('EAGAIN')) {
+          return;
+        }
+      }
+
+      // close
+      this._close();
+      // EIO on exit from fs.ReadStream:
+      if (!this._emittedClose) {
+        this._emittedClose = true;
+        this.emit('close');
+      }
+
+      // EIO, happens when someone closes our child process: the only process in
+      // the terminal.
+      // node < 0.6.14: errno 5
+      // node >= 0.6.14: read EIO
+      if (err.code) {
+        if (~err.code.indexOf('errno 5') || ~err.code.indexOf('EIO')) {
+          return;
+        }
+      }
+
+      // throw anything else
+      if (this.listeners('error').length < 2) {
+        throw err;
+      }
+    });
+
+    this._pid = term.pid;
+    this._fd = term.fd;
+    this._pty = term.pty;
+
+    this._file = file;
+    this._name = name;
+
+    this._readable = true;
+    this._writable = true;
+
+    this._socket.on('close', () => {
+      if (this._emittedClose) {
+        return;
+      }
+      this._emittedClose = true;
+      this._close();
+      this.emit('close');
+    });
+
+    this._forwardEvents();
+  }
+
+  protected _write(data: string | Buffer): void {
+    this._writeStream.write(data);
+  }
+
+  /* Accessors */
+  get fd(): number { return this._fd; }
+  get ptsName(): string { return this._pty; }
+
+  /**
+   * openpty
+   */
+
+  public static open(opt: IPtyOpenOptions): UnixTerminal {
+    const self: UnixTerminal = Object.create(UnixTerminal.prototype);
+    opt = opt || {};
+
+    if (arguments.length > 1) {
+      opt = {
+        cols: arguments[1],
+        rows: arguments[2]
+      };
+    }
+
+    const cols = opt.cols || DEFAULT_COLS;
+    const rows = opt.rows || DEFAULT_ROWS;
+    const encoding = (opt.encoding === undefined ? 'utf8' : opt.encoding);
+
+    // open
+    const term: IUnixOpenProcess = pty.open(cols, rows);
+
+    self._master = new tty.ReadStream(term.master);
+    if (encoding !== null) {
+      self._master.setEncoding(encoding);
+    }
+    self._master.resume();
+
+    self._slave = new tty.ReadStream(term.slave);
+    if (encoding !== null) {
+      self._slave.setEncoding(encoding);
+    }
+    self._slave.resume();
+
+    self._socket = self._master;
+    self._pid = -1;
+    self._fd = term.master;
+    self._pty = term.pty;
+
+    self._file = process.argv[0] || 'node';
+    self._name = process.env.TERM || '';
+
+    self._readable = true;
+    self._writable = true;
+
+    self._socket.on('error', err => {
+      self._close();
+      if (self.listeners('error').length < 2) {
+        throw err;
+      }
+    });
+
+    self._socket.on('close', () => {
+      self._close();
+    });
+
+    return self;
+  }
+
+  public destroy(): void {
+    this._close();
+
+    // Need to close the read stream so node stops reading a dead file
+    // descriptor. Then we can safely SIGHUP the shell.
+    this._socket.once('close', () => {
+      this.kill('SIGHUP');
+    });
+
+    this._socket.destroy();
+    this._writeStream.dispose();
+  }
+
+  public kill(signal?: string): void {
+    try {
+      process.kill(this.pid, signal || 'SIGHUP');
+    } catch (e) { /* swallow */ }
+  }
+
+  /**
+   * Gets the name of the process.
+   */
+  public get process(): string {
+    if (process.platform === 'darwin') {
+      const title = pty.process(this._fd);
+      return (title !== 'kernel_task') ? title : this._file;
+    }
+
+    return pty.process(this._fd, this._pty) || this._file;
+  }
+
+  /**
+   * TTY
+   */
+
+  public resize(cols: number, rows: number): void {
+    if (cols <= 0 || rows <= 0 || isNaN(cols) || isNaN(rows) || cols === Infinity || rows === Infinity) {
+      throw new Error('resizing must be done using positive cols and rows');
+    }
+    pty.resize(this._fd, cols, rows);
+    this._cols = cols;
+    this._rows = rows;
+  }
+
+  public clear(): void {
+
+  }
+
+  private _sanitizeEnv(env: IProcessEnv): void {
+    // Make sure we didn't start our server from inside tmux.
+    delete env['TMUX'];
+    delete env['TMUX_PANE'];
+
+    // Make sure we didn't start our server from inside screen.
+    // http://web.mit.edu/gnu/doc/html/screen_20.html
+    delete env['STY'];
+    delete env['WINDOW'];
+
+    // Delete some variables that might confuse our terminal.
+    delete env['WINDOWID'];
+    delete env['TERMCAP'];
+    delete env['COLUMNS'];
+    delete env['LINES'];
+  }
+}
+
+interface IWriteTask {
+  /** The buffer being written. */
+  buffer: Buffer;
+  /** The current offset of not yet written data. */
+  offset: number;
+}
+
+/**
+ * A custom write stream that writes directly to a file descriptor with proper
+ * handling of backpressure and errors. This avoids some event loop exhaustion
+ * issues that can occur when using the standard APIs in Node.
+ */
+class CustomWriteStream implements IDisposable {
+
+  private readonly _writeQueue: IWriteTask[] = [];
+  private _writeImmediate: NodeJS.Immediate | undefined;
+
+  constructor(
+    private readonly _fd: number,
+    private readonly _encoding: BufferEncoding
+  ) {
+  }
+
+  dispose(): void {
+    clearImmediate(this._writeImmediate);
+    this._writeImmediate = undefined;
+  }
+
+  write(data: string | Buffer): void {
+    // Writes are put in a queue and processed asynchronously in order to handle
+    // backpressure from the kernel buffer.
+    const buffer = typeof data === 'string'
+      ? Buffer.from(data, this._encoding)
+      : Buffer.from(data);
+
+    if (buffer.byteLength !== 0) {
+      this._writeQueue.push({ buffer, offset: 0 });
+      if (this._writeQueue.length === 1) {
+        this._processWriteQueue();
+      }
+    }
+  }
+
+  private _processWriteQueue(): void {
+    this._writeImmediate = undefined;
+
+    if (this._writeQueue.length === 0) {
+      return;
+    }
+
+    const task = this._writeQueue[0];
+
+    // Write to the underlying file descriptor and handle it directly, rather
+    // than using the `net.Socket`/`tty.WriteStream` wrappers which swallow and
+    // mask errors like EAGAIN and can cause the thread to block indefinitely.
+    fs.write(this._fd, task.buffer, task.offset, (err, written) => {
+      if (err) {
+        if ('code' in err && err.code === 'EAGAIN') {
+          // `setImmediate` is used to yield to the event loop and re-attempt
+          // the write later.
+          this._writeImmediate = setImmediate(() => this._processWriteQueue());
+        } else {
+          // Stop processing immediately on unexpected error and log
+          this._writeQueue.length = 0;
+          console.error('Unhandled pty write error', err);
+        }
+        return;
+      }
+
+      task.offset += written;
+      if (task.offset >= task.buffer.byteLength) {
+        this._writeQueue.shift();
+      }
+
+      // Since there is more room in the kernel buffer, we can continue to write
+      // until we hit EAGAIN or exhaust the queue.
+      //
+      // Note that old versions of bash, like v3.2 which ships in macOS, appears
+      // to have a bug in its readline implementation that causes data
+      // corruption when writes to the pty happens too quickly. Instead of
+      // trying to workaround that we just accept it so that large pastes are as
+      // fast as possible.
+      // Context: https://github.com/microsoft/node-pty/issues/833
+      this._processWriteQueue();
+    });
+  }
+}

node_modules/node-pty/src/utils.ts

@@ -0,0 +1,29 @@
+/**
+ * Copyright (c) 2017, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+export function assign(target: any, ...sources: any[]): any {
+  sources.forEach(source => Object.keys(source).forEach(key => target[key] = source[key]));
+  return target;
+}
+
+
+export function loadNativeModule(name: string): {dir: string, module: any} {
+  // Check build, debug, and then prebuilds.
+  const dirs = ['build/Release', 'build/Debug', `prebuilds/${process.platform}-${process.arch}`];
+  // Check relative to the parent dir for unbundled and then the current dir for bundled
+  const relative = ['..', '.'];
+  let lastError: unknown;
+  for (const d of dirs) {
+    for (const r of relative) {
+      const dir = `${r}/${d}/`;
+      try {
+        return { dir, module: require(`${dir}/${name}.node`) };
+      } catch (e) {
+        lastError = e;
+      }
+    }
+  }
+  throw new Error(`Failed to load native module: ${name}.node, checked: ${dirs.join(', ')}: ${lastError}`);
+}

node_modules/node-pty/src/win/conpty.cc

@@ -0,0 +1,583 @@
+/**
+ * Copyright (c) 2013-2015, Christopher Jeffrey, Peter Sunde (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ *
+ * pty.cc:
+ *   This file is responsible for starting processes
+ *   with pseudo-terminal file descriptors.
+ */
+
+#define _WIN32_WINNT 0x600
+
+#define NODE_ADDON_API_DISABLE_DEPRECATED
+#include <node_api.h>
+#include <assert.h>
+#include <Shlwapi.h> // PathCombine, PathIsRelative
+#include <sstream>
+#include <iostream>
+#include <string>
+#include <thread>
+#include <vector>
+#include <Windows.h>
+#include <strsafe.h>
+#include "path_util.h"
+#include "conpty.h"
+
+// Taken from the RS5 Windows SDK, but redefined here in case we're targeting <= 17134
+#ifndef PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE
+#define PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE \
+  ProcThreadAttributeValue(22, FALSE, TRUE, FALSE)
+
+typedef VOID* HPCON;
+typedef HRESULT (__stdcall *PFNCREATEPSEUDOCONSOLE)(COORD c, HANDLE hIn, HANDLE hOut, DWORD dwFlags, HPCON* phpcon);
+typedef HRESULT (__stdcall *PFNRESIZEPSEUDOCONSOLE)(HPCON hpc, COORD newSize);
+typedef HRESULT (__stdcall *PFNCLEARPSEUDOCONSOLE)(HPCON hpc);
+typedef void (__stdcall *PFNCLOSEPSEUDOCONSOLE)(HPCON hpc);
+typedef void (__stdcall *PFNRELEASEPSEUDOCONSOLE)(HPCON hpc);
+
+#endif
+
+struct pty_baton {
+  int id;
+  HANDLE hIn;
+  HANDLE hOut;
+  HPCON hpc;
+
+  HANDLE hShell;
+
+  pty_baton(int _id, HANDLE _hIn, HANDLE _hOut, HPCON _hpc) : id(_id), hIn(_hIn), hOut(_hOut), hpc(_hpc) {};
+};
+
+static std::vector<std::unique_ptr<pty_baton>> ptyHandles;
+static volatile LONG ptyCounter;
+
+static pty_baton* get_pty_baton(int id) {
+  auto it = std::find_if(ptyHandles.begin(), ptyHandles.end(), [id](const auto& ptyHandle) {
+    return ptyHandle->id == id;
+  });
+  if (it != ptyHandles.end()) {
+    return it->get();
+  }
+  return nullptr;
+}
+
+static bool remove_pty_baton(int id) {
+  auto it = std::remove_if(ptyHandles.begin(), ptyHandles.end(), [id](const auto& ptyHandle) {
+    return ptyHandle->id == id;
+  });
+  if (it != ptyHandles.end()) {
+    ptyHandles.erase(it);
+    return true;
+  }
+  return false;
+}
+
+struct ExitEvent {
+  int exit_code = 0;
+};
+
+void SetupExitCallback(Napi::Env env, Napi::Function cb, pty_baton* baton) {
+  std::thread *th = new std::thread;
+  // Don't use Napi::AsyncWorker which is limited by UV_THREADPOOL_SIZE.
+  auto tsfn = Napi::ThreadSafeFunction::New(
+      env,
+      cb,                           // JavaScript function called asynchronously
+      "SetupExitCallback_resource", // Name
+      0,                            // Unlimited queue
+      1,                            // Only one thread will use this initially
+      [th](Napi::Env) {   // Finalizer used to clean threads up
+        th->join();
+        delete th;
+      });
+  *th = std::thread([tsfn = std::move(tsfn), baton] {
+    auto callback = [](Napi::Env env, Napi::Function cb, ExitEvent *exit_event) {
+      cb.Call({Napi::Number::New(env, exit_event->exit_code)});
+      delete exit_event;
+    };
+
+    ExitEvent *exit_event = new ExitEvent;
+    // Wait for process to complete.
+    WaitForSingleObject(baton->hShell, INFINITE);
+    // Get process exit code.
+    GetExitCodeProcess(baton->hShell, (LPDWORD)(&exit_event->exit_code));
+    // Clean up handles
+    CloseHandle(baton->hShell);
+    assert(remove_pty_baton(baton->id));
+
+    auto status = tsfn.BlockingCall(exit_event, callback); // In main thread
+    switch (status) {
+      case napi_closing:
+        break;
+
+      case napi_queue_full:
+        Napi::Error::Fatal("SetupExitCallback", "Queue was full");
+
+      case napi_ok:
+        if (tsfn.Release() != napi_ok) {
+          Napi::Error::Fatal("SetupExitCallback", "ThreadSafeFunction.Release() failed");
+        }
+        break;
+
+      default:
+        Napi::Error::Fatal("SetupExitCallback", "ThreadSafeFunction.BlockingCall() failed");
+    }
+  });
+}
+
+Napi::Error errorWithCode(const Napi::CallbackInfo& info, const char* text) {
+  std::stringstream errorText;
+  errorText << text;
+  errorText << ", error code: " << GetLastError();
+  return Napi::Error::New(info.Env(), errorText.str());
+}
+
+// Returns a new server named pipe.  It has not yet been connected.
+bool createDataServerPipe(bool write,
+                          std::wstring kind,
+                          HANDLE* hServer,
+                          std::wstring &name,
+                          const std::wstring &pipeName)
+{
+  *hServer = INVALID_HANDLE_VALUE;
+
+  name = L"\\\\.\\pipe\\" + pipeName + L"-" + kind;
+
+  const DWORD winOpenMode =  PIPE_ACCESS_INBOUND | PIPE_ACCESS_OUTBOUND | FILE_FLAG_FIRST_PIPE_INSTANCE/*  | FILE_FLAG_OVERLAPPED */;
+
+  SECURITY_ATTRIBUTES sa = {};
+  sa.nLength = sizeof(sa);
+
+  *hServer = CreateNamedPipeW(
+      name.c_str(),
+      /*dwOpenMode=*/winOpenMode,
+      /*dwPipeMode=*/PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | PIPE_WAIT,
+      /*nMaxInstances=*/1,
+      /*nOutBufferSize=*/128 * 1024,
+      /*nInBufferSize=*/128 * 1024,
+      /*nDefaultTimeOut=*/30000,
+      &sa);
+
+  return *hServer != INVALID_HANDLE_VALUE;
+}
+
+HANDLE LoadConptyDll(const Napi::CallbackInfo& info,
+                     const bool useConptyDll)
+{
+  if (!useConptyDll) {
+    return LoadLibraryExW(L"kernel32.dll", 0, 0);
+  }
+  wchar_t currentDir[MAX_PATH];
+  HMODULE hModule = GetModuleHandleA("conpty.node");
+  if (hModule == NULL) {
+    throw errorWithCode(info, "Failed to get conpty.node module handle");
+  }
+  DWORD result = GetModuleFileNameW(hModule, currentDir, MAX_PATH);
+  if (result == 0) {
+    throw errorWithCode(info, "Failed to get conpty.node module file name");
+  }
+  PathRemoveFileSpecW(currentDir);
+  wchar_t conptyDllPath[MAX_PATH];
+  PathCombineW(conptyDllPath, currentDir, L"conpty\\conpty.dll");
+  if (!path_util::file_exists(conptyDllPath)) {
+    std::wstring errorMessage = L"Cannot find conpty.dll at " + std::wstring(conptyDllPath);
+    std::string errorMessageStr = path_util::wstring_to_string(errorMessage);
+    throw errorWithCode(info, errorMessageStr.c_str());
+  }
+
+  return LoadLibraryW(conptyDllPath);
+}
+
+HRESULT CreateNamedPipesAndPseudoConsole(const Napi::CallbackInfo& info,
+                                         COORD size,
+                                         DWORD dwFlags,
+                                         HANDLE *phInput,
+                                         HANDLE *phOutput,
+                                         HPCON* phPC,
+                                         std::wstring& inName,
+                                         std::wstring& outName,
+                                         const std::wstring& pipeName,
+                                         const bool useConptyDll)
+{
+  HANDLE hLibrary = LoadConptyDll(info, useConptyDll);
+  DWORD error = GetLastError();
+  bool fLoadedDll = hLibrary != nullptr;
+  if (fLoadedDll)
+  {
+    PFNCREATEPSEUDOCONSOLE const pfnCreate = (PFNCREATEPSEUDOCONSOLE)GetProcAddress(
+        (HMODULE)hLibrary,
+        useConptyDll ? "ConptyCreatePseudoConsole" : "CreatePseudoConsole");
+    if (pfnCreate)
+    {
+      if (phPC == NULL || phInput == NULL || phOutput == NULL)
+      {
+        return E_INVALIDARG;
+      }
+
+      bool success = createDataServerPipe(true, L"in", phInput, inName, pipeName);
+      if (!success)
+      {
+        return HRESULT_FROM_WIN32(GetLastError());
+      }
+      success = createDataServerPipe(false, L"out", phOutput, outName, pipeName);
+      if (!success)
+      {
+        return HRESULT_FROM_WIN32(GetLastError());
+      }
+      return pfnCreate(size, *phInput, *phOutput, dwFlags, phPC);
+    }
+    else
+    {
+      // Failed to find CreatePseudoConsole in kernel32. This is likely because
+      //    the user is not running a build of Windows that supports that API.
+      //    We should fall back to winpty in this case.
+      return HRESULT_FROM_WIN32(GetLastError());
+    }
+  } else {
+    throw errorWithCode(info, "Failed to load conpty.dll");
+  }
+
+  // Failed to find  kernel32. This is realy unlikely - honestly no idea how
+  //    this is even possible to hit. But if it does happen, fall back to winpty.
+  return HRESULT_FROM_WIN32(GetLastError());
+}
+
+static Napi::Value PtyStartProcess(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  Napi::Object marshal;
+  std::wstring inName, outName;
+  BOOL fSuccess = FALSE;
+  std::unique_ptr<wchar_t[]> mutableCommandline;
+  PROCESS_INFORMATION _piClient{};
+
+  if (info.Length() != 7 ||
+      !info[0].IsString() ||
+      !info[1].IsNumber() ||
+      !info[2].IsNumber() ||
+      !info[3].IsBoolean() ||
+      !info[4].IsString() ||
+      !info[5].IsBoolean() ||
+      !info[6].IsBoolean()) {
+    throw Napi::Error::New(env, "Usage: pty.startProcess(file, cols, rows, debug, pipeName, inheritCursor, useConptyDll)");
+  }
+
+  const std::wstring filename(path_util::to_wstring(info[0].As<Napi::String>()));
+  const SHORT cols = static_cast<SHORT>(info[1].As<Napi::Number>().Uint32Value());
+  const SHORT rows = static_cast<SHORT>(info[2].As<Napi::Number>().Uint32Value());
+  const bool debug = info[3].As<Napi::Boolean>().Value();
+  const std::wstring pipeName(path_util::to_wstring(info[4].As<Napi::String>()));
+  const bool inheritCursor = info[5].As<Napi::Boolean>().Value();
+  const bool useConptyDll = info[6].As<Napi::Boolean>().Value();
+
+  // use environment 'Path' variable to determine location of
+  // the relative path that we have recieved (e.g cmd.exe)
+  std::wstring shellpath;
+  if (::PathIsRelativeW(filename.c_str())) {
+    shellpath = path_util::get_shell_path(filename.c_str());
+  } else {
+    shellpath = filename;
+  }
+
+  if (shellpath.empty() || !path_util::file_exists(shellpath)) {
+    std::string why;
+    why += "File not found: ";
+    why += path_util::wstring_to_string(shellpath);
+    throw Napi::Error::New(env, why);
+  }
+
+  HANDLE hIn, hOut;
+  HPCON hpc;
+  HRESULT hr = CreateNamedPipesAndPseudoConsole(info, {cols, rows}, inheritCursor ? 1/*PSEUDOCONSOLE_INHERIT_CURSOR*/ : 0, &hIn, &hOut, &hpc, inName, outName, pipeName, useConptyDll);
+
+  // Restore default handling of ctrl+c
+  SetConsoleCtrlHandler(NULL, FALSE);
+
+  // Set return values
+  marshal = Napi::Object::New(env);
+
+  if (SUCCEEDED(hr)) {
+    // We were able to instantiate a conpty
+    const int ptyId = InterlockedIncrement(&ptyCounter);
+    marshal.Set("pty", Napi::Number::New(env, ptyId));
+    ptyHandles.emplace_back(
+        std::make_unique<pty_baton>(ptyId, hIn, hOut, hpc));
+  } else {
+    throw Napi::Error::New(env, "Cannot launch conpty");
+  }
+
+  std::string inNameStr = path_util::wstring_to_string(inName);
+  if (inNameStr.empty()) {
+    throw Napi::Error::New(env, "Failed to initialize conpty conin");
+  }
+  std::string outNameStr = path_util::wstring_to_string(outName);
+  if (outNameStr.empty()) {
+    throw Napi::Error::New(env, "Failed to initialize conpty conout");
+  }
+
+  marshal.Set("fd", Napi::Number::New(env, -1));
+  marshal.Set("conin", Napi::String::New(env, inNameStr));
+  marshal.Set("conout", Napi::String::New(env, outNameStr));
+  return marshal;
+}
+
+static Napi::Value PtyConnect(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  // If we're working with conpty's we need to call ConnectNamedPipe here AFTER
+  //    the Socket has attempted to connect to the other end, then actually
+  //    spawn the process here.
+
+  std::stringstream errorText;
+  BOOL fSuccess = FALSE;
+
+  if (info.Length() != 6 ||
+      !info[0].IsNumber() ||
+      !info[1].IsString() ||
+      !info[2].IsString() ||
+      !info[3].IsArray() ||
+      !info[4].IsBoolean() ||
+      !info[5].IsFunction()) {
+    throw Napi::Error::New(env, "Usage: pty.connect(id, cmdline, cwd, env, useConptyDll, exitCallback)");
+  }
+
+  const int id = info[0].As<Napi::Number>().Int32Value();
+  const std::wstring cmdline(path_util::to_wstring(info[1].As<Napi::String>()));
+  const std::wstring cwd(path_util::to_wstring(info[2].As<Napi::String>()));
+  const Napi::Array envValues = info[3].As<Napi::Array>();
+  const bool useConptyDll = info[4].As<Napi::Boolean>().Value();
+  Napi::Function exitCallback = info[5].As<Napi::Function>();
+
+  // Fetch pty handle from ID and start process
+  pty_baton* handle = get_pty_baton(id);
+  if (!handle) {
+    throw Napi::Error::New(env, "Invalid pty handle");
+  }
+
+  // Prepare command line
+  std::unique_ptr<wchar_t[]> mutableCommandline = std::make_unique<wchar_t[]>(cmdline.length() + 1);
+  HRESULT hr = StringCchCopyW(mutableCommandline.get(), cmdline.length() + 1, cmdline.c_str());
+
+  // Prepare cwd
+  std::unique_ptr<wchar_t[]> mutableCwd = std::make_unique<wchar_t[]>(cwd.length() + 1);
+  hr = StringCchCopyW(mutableCwd.get(), cwd.length() + 1, cwd.c_str());
+
+  // Prepare environment
+  std::wstring envStr;
+  if (!envValues.IsEmpty()) {
+    std::wstring envBlock;
+    for(uint32_t i = 0; i < envValues.Length(); i++) {
+      envBlock += path_util::to_wstring(envValues.Get(i).As<Napi::String>());
+      envBlock += L'\0';
+    }
+    envBlock += L'\0';
+    envStr = std::move(envBlock);
+  }
+  std::vector<wchar_t> envV(envStr.cbegin(), envStr.cend());
+  LPWSTR envArg = envV.empty() ? nullptr : envV.data();
+
+  ConnectNamedPipe(handle->hIn, nullptr);
+  ConnectNamedPipe(handle->hOut, nullptr);
+
+  // Attach the pseudoconsole to the client application we're creating
+  STARTUPINFOEXW siEx{0};
+  siEx.StartupInfo.cb = sizeof(STARTUPINFOEXW);
+  siEx.StartupInfo.dwFlags |= STARTF_USESTDHANDLES;
+  siEx.StartupInfo.hStdError = nullptr;
+  siEx.StartupInfo.hStdInput = nullptr;
+  siEx.StartupInfo.hStdOutput = nullptr;
+
+  SIZE_T size = 0;
+  InitializeProcThreadAttributeList(NULL, 1, 0, &size);
+  BYTE *attrList = new BYTE[size];
+  siEx.lpAttributeList = reinterpret_cast<PPROC_THREAD_ATTRIBUTE_LIST>(attrList);
+
+  fSuccess = InitializeProcThreadAttributeList(siEx.lpAttributeList, 1, 0, &size);
+  if (!fSuccess) {
+    throw errorWithCode(info, "InitializeProcThreadAttributeList failed");
+  }
+  fSuccess = UpdateProcThreadAttribute(siEx.lpAttributeList,
+                                       0,
+                                       PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE,
+                                       handle->hpc,
+                                       sizeof(HPCON),
+                                       NULL,
+                                       NULL);
+  if (!fSuccess) {
+    throw errorWithCode(info, "UpdateProcThreadAttribute failed");
+  }
+
+  PROCESS_INFORMATION piClient{};
+  fSuccess = !!CreateProcessW(
+      nullptr,
+      mutableCommandline.get(),
+      nullptr,                      // lpProcessAttributes
+      nullptr,                      // lpThreadAttributes
+      false,                        // bInheritHandles VERY IMPORTANT that this is false
+      EXTENDED_STARTUPINFO_PRESENT | CREATE_UNICODE_ENVIRONMENT, // dwCreationFlags
+      envArg,                       // lpEnvironment
+      mutableCwd.get(),             // lpCurrentDirectory
+      &siEx.StartupInfo,            // lpStartupInfo
+      &piClient                     // lpProcessInformation
+  );
+  if (!fSuccess) {
+    throw errorWithCode(info, "Cannot create process");
+  }
+
+  HANDLE hLibrary = LoadConptyDll(info, useConptyDll);
+  bool fLoadedDll = hLibrary != nullptr;
+  if (useConptyDll && fLoadedDll)
+  {
+    PFNRELEASEPSEUDOCONSOLE const pfnReleasePseudoConsole = (PFNRELEASEPSEUDOCONSOLE)GetProcAddress(
+      (HMODULE)hLibrary, "ConptyReleasePseudoConsole");
+    if (pfnReleasePseudoConsole)
+    {
+      pfnReleasePseudoConsole(handle->hpc);
+    }
+  }
+
+  // Update handle
+  handle->hShell = piClient.hProcess;
+
+  // Close the thread handle to avoid resource leak
+  CloseHandle(piClient.hThread);
+  // Close the input read and output write handle of the pseudoconsole
+  CloseHandle(handle->hIn);
+  CloseHandle(handle->hOut);
+
+  SetupExitCallback(env, exitCallback, handle);
+
+  // Return
+  auto marshal = Napi::Object::New(env);
+  marshal.Set("pid", Napi::Number::New(env, piClient.dwProcessId));
+  return marshal;
+}
+
+static Napi::Value PtyResize(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 4 ||
+      !info[0].IsNumber() ||
+      !info[1].IsNumber() ||
+      !info[2].IsNumber() ||
+      !info[3].IsBoolean()) {
+    throw Napi::Error::New(env, "Usage: pty.resize(id, cols, rows, useConptyDll)");
+  }
+
+  int id = info[0].As<Napi::Number>().Int32Value();
+  SHORT cols = static_cast<SHORT>(info[1].As<Napi::Number>().Uint32Value());
+  SHORT rows = static_cast<SHORT>(info[2].As<Napi::Number>().Uint32Value());
+  const bool useConptyDll = info[3].As<Napi::Boolean>().Value();
+
+  const pty_baton* handle = get_pty_baton(id);
+
+  if (handle != nullptr) {
+    HANDLE hLibrary = LoadConptyDll(info, useConptyDll);
+    bool fLoadedDll = hLibrary != nullptr;
+    if (fLoadedDll)
+    {
+      PFNRESIZEPSEUDOCONSOLE const pfnResizePseudoConsole = (PFNRESIZEPSEUDOCONSOLE)GetProcAddress(
+        (HMODULE)hLibrary,
+        useConptyDll ? "ConptyResizePseudoConsole" : "ResizePseudoConsole");
+      if (pfnResizePseudoConsole)
+      {
+        COORD size = {cols, rows};
+        pfnResizePseudoConsole(handle->hpc, size);
+      }
+    }
+  }
+
+  return env.Undefined();
+}
+
+static Napi::Value PtyClear(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 2 ||
+      !info[0].IsNumber() ||
+      !info[1].IsBoolean()) {
+    throw Napi::Error::New(env, "Usage: pty.clear(id, useConptyDll)");
+  }
+
+  int id = info[0].As<Napi::Number>().Int32Value();
+  const bool useConptyDll = info[1].As<Napi::Boolean>().Value();
+
+  // This API is only supported for conpty.dll as it was introduced in a later version of Windows.
+  // We could hook it up to point at >= a version of Windows only, but the future is conpty.dll
+  // anyway.
+  if (!useConptyDll) {
+    return env.Undefined();
+  }
+
+  const pty_baton* handle = get_pty_baton(id);
+
+  if (handle != nullptr) {
+    HANDLE hLibrary = LoadConptyDll(info, useConptyDll);
+    bool fLoadedDll = hLibrary != nullptr;
+    if (fLoadedDll)
+    {
+      PFNCLEARPSEUDOCONSOLE const pfnClearPseudoConsole = (PFNCLEARPSEUDOCONSOLE)GetProcAddress((HMODULE)hLibrary, "ConptyClearPseudoConsole");
+      if (pfnClearPseudoConsole)
+      {
+        pfnClearPseudoConsole(handle->hpc);
+      }
+    }
+  }
+
+  return env.Undefined();
+}
+
+static Napi::Value PtyKill(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 2 ||
+      !info[0].IsNumber() ||
+      !info[1].IsBoolean()) {
+    throw Napi::Error::New(env, "Usage: pty.kill(id, useConptyDll)");
+  }
+
+  int id = info[0].As<Napi::Number>().Int32Value();
+  const bool useConptyDll = info[1].As<Napi::Boolean>().Value();
+
+  const pty_baton* handle = get_pty_baton(id);
+
+  if (handle != nullptr) {
+    HANDLE hLibrary = LoadConptyDll(info, useConptyDll);
+    bool fLoadedDll = hLibrary != nullptr;
+    if (fLoadedDll)
+    {
+      PFNCLOSEPSEUDOCONSOLE const pfnClosePseudoConsole = (PFNCLOSEPSEUDOCONSOLE)GetProcAddress(
+        (HMODULE)hLibrary,
+        useConptyDll ? "ConptyClosePseudoConsole" : "ClosePseudoConsole");
+      if (pfnClosePseudoConsole)
+      {
+        pfnClosePseudoConsole(handle->hpc);
+      }
+    }
+    if (useConptyDll) {
+      TerminateProcess(handle->hShell, 1);
+    }
+  }
+
+  return env.Undefined();
+}
+
+/**
+* Init
+*/
+
+Napi::Object init(Napi::Env env, Napi::Object exports) {
+  exports.Set("startProcess", Napi::Function::New(env, PtyStartProcess));
+  exports.Set("connect", Napi::Function::New(env, PtyConnect));
+  exports.Set("resize", Napi::Function::New(env, PtyResize));
+  exports.Set("clear", Napi::Function::New(env, PtyClear));
+  exports.Set("kill", Napi::Function::New(env, PtyKill));
+  return exports;
+};
+
+NODE_API_MODULE(NODE_GYP_MODULE_NAME, init);

node_modules/node-pty/src/win/conpty.h

@@ -0,0 +1,41 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT license.
+
+// This header prototypes the Pseudoconsole symbols from conpty.lib with their original names.
+// This is required because we cannot import __imp_CreatePseudoConsole from a static library
+// as it doesn't produce an import lib.
+// We can't use an /ALTERNATENAME trick because it seems that that name is only resolved when the
+// linker cannot otherwise find the symbol.
+
+#pragma once
+
+#include <consoleapi.h>
+
+#ifndef CONPTY_IMPEXP
+#define CONPTY_IMPEXP __declspec(dllimport)
+#endif
+
+#ifndef CONPTY_EXPORT
+#ifdef __cplusplus
+#define CONPTY_EXPORT extern "C" CONPTY_IMPEXP
+#else
+#define CONPTY_EXPORT extern CONPTY_IMPEXP
+#endif
+#endif
+
+#define PSEUDOCONSOLE_RESIZE_QUIRK (2u)
+#define PSEUDOCONSOLE_PASSTHROUGH_MODE (8u)
+
+CONPTY_EXPORT HRESULT WINAPI ConptyCreatePseudoConsole(COORD size, HANDLE hInput, HANDLE hOutput, DWORD dwFlags, HPCON* phPC);
+CONPTY_EXPORT HRESULT WINAPI ConptyCreatePseudoConsoleAsUser(HANDLE hToken, COORD size, HANDLE hInput, HANDLE hOutput, DWORD dwFlags, HPCON* phPC);
+
+CONPTY_EXPORT HRESULT WINAPI ConptyResizePseudoConsole(HPCON hPC, COORD size);
+CONPTY_EXPORT HRESULT WINAPI ConptyClearPseudoConsole(HPCON hPC);
+CONPTY_EXPORT HRESULT WINAPI ConptyShowHidePseudoConsole(HPCON hPC, bool show);
+CONPTY_EXPORT HRESULT WINAPI ConptyReparentPseudoConsole(HPCON hPC, HWND newParent);
+CONPTY_EXPORT HRESULT WINAPI ConptyReleasePseudoConsole(HPCON hPC);
+
+CONPTY_EXPORT VOID WINAPI ConptyClosePseudoConsole(HPCON hPC);
+CONPTY_EXPORT VOID WINAPI ConptyClosePseudoConsoleTimeout(HPCON hPC, DWORD dwMilliseconds);
+
+CONPTY_EXPORT HRESULT WINAPI ConptyPackPseudoConsole(HANDLE hServerProcess, HANDLE hRef, HANDLE hSignal, HPCON* phPC);

node_modules/node-pty/src/win/conpty_console_list.cc

@@ -0,0 +1,44 @@
+/**
+ * Copyright (c) 2019, Microsoft Corporation (MIT License).
+ */
+
+#define NODE_ADDON_API_DISABLE_DEPRECATED
+#include <napi.h>
+#include <windows.h>
+
+static Napi::Value ApiConsoleProcessList(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  if (info.Length() != 1 ||
+      !info[0].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: getConsoleProcessList(shellPid)");
+  }
+
+  const DWORD pid = info[0].As<Napi::Number>().Uint32Value();
+
+  if (!FreeConsole()) {
+    throw Napi::Error::New(env, "FreeConsole failed");
+  }
+  if (!AttachConsole(pid)) {
+    throw Napi::Error::New(env, "AttachConsole failed");
+  }
+  auto processList = std::vector<DWORD>(64);
+  auto processCount = GetConsoleProcessList(&processList[0], static_cast<DWORD>(processList.size()));
+  if (processList.size() < processCount) {
+      processList.resize(processCount);
+      processCount = GetConsoleProcessList(&processList[0], static_cast<DWORD>(processList.size()));
+  }
+  FreeConsole();
+
+  Napi::Array result = Napi::Array::New(env);
+  for (DWORD i = 0; i < processCount; i++) {
+    result.Set(i, Napi::Number::New(env, processList[i]));
+  }
+  return result;
+}
+
+Napi::Object init(Napi::Env env, Napi::Object exports) {
+  exports.Set("getConsoleProcessList", Napi::Function::New(env, ApiConsoleProcessList));
+  return exports;
+};
+
+NODE_API_MODULE(NODE_GYP_MODULE_NAME, init);

node_modules/node-pty/src/win/path_util.cc

@@ -0,0 +1,95 @@
+/**
+ * Copyright (c) 2013-2015, Christopher Jeffrey, Peter Sunde (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+#include <stdexcept>
+#include <Shlwapi.h> // PathCombine
+#include <Windows.h>
+#include "path_util.h"
+
+namespace path_util {
+
+std::wstring to_wstring(const Napi::String& str) {
+  const std::u16string & u16 = str.Utf16Value();
+  return std::wstring(u16.begin(), u16.end());
+}
+
+std::string wstring_to_string(const std::wstring &wide_string) {
+  if (wide_string.empty()) {
+    return "";
+  }
+  const auto size_needed = WideCharToMultiByte(CP_UTF8, 0, &wide_string.at(0), (int)wide_string.size(), nullptr, 0, nullptr, nullptr);
+  if (size_needed <= 0) {
+    return "";
+  }
+  std::string result(size_needed, 0);
+  WideCharToMultiByte(CP_UTF8, 0, &wide_string.at(0), (int)wide_string.size(), &result.at(0), size_needed, nullptr, nullptr);
+  return result;
+}
+
+const char* from_wstring(const wchar_t* wstr) {
+  int bufferSize = WideCharToMultiByte(CP_UTF8, 0, wstr, -1, NULL, 0, NULL, NULL);
+  if (bufferSize <= 0) {
+    return "";
+  }
+  char *output = new char[bufferSize];
+  int status = WideCharToMultiByte(CP_UTF8, 0, wstr, -1, output, bufferSize, NULL, NULL);
+  if (status == 0) {
+    return "";
+  }
+  return output;
+}
+
+bool file_exists(std::wstring filename) {
+  DWORD attr = ::GetFileAttributesW(filename.c_str());
+  if (attr == INVALID_FILE_ATTRIBUTES || (attr & FILE_ATTRIBUTE_DIRECTORY)) {
+    return false;
+  }
+  return true;
+}
+
+// cmd.exe -> C:\Windows\system32\cmd.exe
+std::wstring get_shell_path(std::wstring filename) {
+  std::wstring shellpath;
+
+  if (file_exists(filename)) {
+    return shellpath;
+  }
+
+  wchar_t* buffer_ = new wchar_t[MAX_ENV];
+  int read = ::GetEnvironmentVariableW(L"Path", buffer_, MAX_ENV);
+  if (read) {
+    std::wstring delimiter = L";";
+    size_t pos = 0;
+    std::vector<std::wstring> paths;
+    std::wstring buffer(buffer_);
+    while ((pos = buffer.find(delimiter)) != std::wstring::npos) {
+      paths.push_back(buffer.substr(0, pos));
+      buffer.erase(0, pos + delimiter.length());
+    }
+
+    const wchar_t *filename_ = filename.c_str();
+
+    for (size_t i = 0; i < paths.size(); ++i) {
+      std::wstring path = paths[i];
+      wchar_t searchPath[MAX_PATH];
+      ::PathCombineW(searchPath, const_cast<wchar_t*>(path.c_str()), filename_);
+
+      if (searchPath == NULL) {
+        continue;
+      }
+
+      if (file_exists(searchPath)) {
+        shellpath = searchPath;
+        break;
+      }
+    }
+  }
+
+  delete[] buffer_;
+  return shellpath;
+}
+
+}  // namespace path_util

node_modules/node-pty/src/win/path_util.h

@@ -0,0 +1,26 @@
+/**
+ * Copyright (c) 2013-2015, Christopher Jeffrey, Peter Sunde (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+#ifndef NODE_PTY_PATH_UTIL_H_
+#define NODE_PTY_PATH_UTIL_H_
+
+#define NODE_ADDON_API_DISABLE_DEPRECATED
+#include <napi.h>
+#include <string>
+
+#define MAX_ENV 65536
+
+namespace path_util {
+
+std::wstring to_wstring(const Napi::String& str);
+std::string wstring_to_string(const std::wstring &wide_string);
+const char* from_wstring(const wchar_t* wstr);
+bool file_exists(std::wstring filename);
+std::wstring get_shell_path(std::wstring filename);
+
+}  // namespace path_util
+
+#endif  // NODE_PTY_PATH_UTIL_H_

node_modules/node-pty/src/win/winpty.cc

@@ -0,0 +1,333 @@
+/**
+ * Copyright (c) 2013-2015, Christopher Jeffrey, Peter Sunde (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ *
+ * pty.cc:
+ *   This file is responsible for starting processes
+ *   with pseudo-terminal file descriptors.
+ */
+
+#define NODE_ADDON_API_DISABLE_DEPRECATED
+#include <napi.h>
+#include <iostream>
+#include <assert.h>
+#include <map>
+#include <Shlwapi.h> // PathCombine, PathIsRelative
+#include <sstream>
+#include <stdlib.h>
+#include <string.h>
+#include <string>
+#include <vector>
+#include <winpty.h>
+
+#include "path_util.h"
+
+/**
+* Misc
+*/
+#define WINPTY_DBG_VARIABLE TEXT("WINPTYDBG")
+
+/**
+* winpty
+*/
+static std::vector<winpty_t *> ptyHandles;
+static volatile LONG ptyCounter;
+
+/**
+* Helpers
+*/
+
+/** Keeps track of the handles created by PtyStartProcess */
+static std::map<DWORD, HANDLE> createdHandles;
+
+static winpty_t *get_pipe_handle(DWORD pid) {
+  for (size_t i = 0; i < ptyHandles.size(); ++i) {
+    winpty_t *ptyHandle = ptyHandles[i];
+    HANDLE current = winpty_agent_process(ptyHandle);
+    if (GetProcessId(current) == pid) {
+      return ptyHandle;
+    }
+  }
+  return nullptr;
+}
+
+static bool remove_pipe_handle(DWORD pid) {
+  for (size_t i = 0; i < ptyHandles.size(); ++i) {
+    winpty_t *ptyHandle = ptyHandles[i];
+    HANDLE current = winpty_agent_process(ptyHandle);
+    if (GetProcessId(current) == pid) {
+      winpty_free(ptyHandle);
+      ptyHandles.erase(ptyHandles.begin() + i);
+      ptyHandle = nullptr;
+      return true;
+    }
+  }
+  return false;
+}
+
+Napi::Error error_with_winpty_msg(const char *generalMsg, winpty_error_ptr_t error_ptr, Napi::Env env) {
+  std::string why;
+  why += generalMsg;
+  why += ": ";
+  why += path_util::wstring_to_string(winpty_error_msg(error_ptr));
+  winpty_error_free(error_ptr);
+  return Napi::Error::New(env, why);
+}
+
+static Napi::Value PtyGetExitCode(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 1 ||
+      !info[0].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: pty.getExitCode(pid)");
+  }
+
+  DWORD pid = info[0].As<Napi::Number>().Uint32Value();
+  HANDLE handle = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, pid);
+  if (handle == NULL) {
+    return Napi::Number::New(env, -1);
+  }
+
+  DWORD exitCode = 0;
+  BOOL success = GetExitCodeProcess(handle, &exitCode);
+  if (success == FALSE) {
+    exitCode = -1;
+  }
+
+  CloseHandle(handle);
+  return Napi::Number::New(env, exitCode);
+}
+
+static Napi::Value PtyGetProcessList(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 1 ||
+      !info[0].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: pty.getProcessList(pid)");
+  }
+
+  DWORD pid = info[0].As<Napi::Number>().Uint32Value();
+  winpty_t *pc = get_pipe_handle(pid);
+  if (pc == nullptr) {
+    return Napi::Number::New(env, 0);
+  }
+  int processList[64];
+  const int processCount = 64;
+  int actualCount = winpty_get_console_process_list(pc, processList, processCount, nullptr);
+  if (actualCount <= 0) {
+    return Napi::Number::New(env, 0);
+  }
+  Napi::Array result = Napi::Array::New(env, actualCount);
+  for (int i = 0; i < actualCount; i++) {
+    result.Set(i, Napi::Number::New(env, processList[i]));
+  }
+  return result;
+}
+
+static Napi::Value PtyStartProcess(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 7 ||
+      !info[0].IsString() ||
+      !info[1].IsString() ||
+      !info[2].IsArray() ||
+      !info[3].IsString() ||
+      !info[4].IsNumber() ||
+      !info[5].IsNumber() ||
+      !info[6].IsBoolean()) {
+    throw Napi::Error::New(env, "Usage: pty.startProcess(file, cmdline, env, cwd, cols, rows, debug)");
+  }
+
+  std::wstring filename(path_util::to_wstring(info[0].As<Napi::String>()));
+  std::wstring cmdline(path_util::to_wstring(info[1].As<Napi::String>()));
+  std::wstring cwd(path_util::to_wstring(info[3].As<Napi::String>()));
+
+  // create environment block
+  std::wstring envStr;
+  const Napi::Array envValues = info[2].As<Napi::Array>();
+  if (!envValues.IsEmpty()) {
+    std::wstring envBlock;
+    for(uint32_t i = 0; i < envValues.Length(); i++) {
+      envBlock += path_util::to_wstring(envValues.Get(i).As<Napi::String>());
+      envBlock += L'\0';
+    }
+    envStr = std::move(envBlock);
+  }
+
+  // use environment 'Path' variable to determine location of
+  // the relative path that we have recieved (e.g cmd.exe)
+  std::wstring shellpath;
+  if (::PathIsRelativeW(filename.c_str())) {
+    shellpath = path_util::get_shell_path(filename);
+  } else {
+    shellpath = filename;
+  }
+
+  if (shellpath.empty() || !path_util::file_exists(shellpath)) {
+    std::string why;
+    why += "File not found: ";
+    why += path_util::wstring_to_string(shellpath);
+    throw Napi::Error::New(env, why);
+  }
+
+  int cols = info[4].As<Napi::Number>().Int32Value();
+  int rows = info[5].As<Napi::Number>().Int32Value();
+  bool debug = info[6].As<Napi::Boolean>().Value();
+
+  // Enable/disable debugging
+  SetEnvironmentVariable(WINPTY_DBG_VARIABLE, debug ? "1" : NULL); // NULL = deletes variable
+
+  // Create winpty config
+  winpty_error_ptr_t error_ptr = nullptr;
+  winpty_config_t* winpty_config = winpty_config_new(0, &error_ptr);
+  if (winpty_config == nullptr) {
+    throw error_with_winpty_msg("Error creating WinPTY config", error_ptr, env);
+  }
+  winpty_error_free(error_ptr);
+
+  // Set pty size on config
+  winpty_config_set_initial_size(winpty_config, cols, rows);
+
+  // Start the pty agent
+  winpty_t *pc = winpty_open(winpty_config, &error_ptr);
+  winpty_config_free(winpty_config);
+  if (pc == nullptr) {
+    throw error_with_winpty_msg("Error launching WinPTY agent", error_ptr, env);
+  }
+  winpty_error_free(error_ptr);
+
+  // Create winpty spawn config
+  winpty_spawn_config_t* config = winpty_spawn_config_new(WINPTY_SPAWN_FLAG_AUTO_SHUTDOWN, shellpath.c_str(), cmdline.c_str(), cwd.c_str(), envStr.c_str(), &error_ptr);
+  if (config == nullptr) {
+    winpty_free(pc);
+    throw error_with_winpty_msg("Error creating WinPTY spawn config", error_ptr, env);
+  }
+  winpty_error_free(error_ptr);
+
+  // Spawn the new process
+  HANDLE handle = nullptr;
+  BOOL spawnSuccess = winpty_spawn(pc, config, &handle, nullptr, nullptr, &error_ptr);
+  winpty_spawn_config_free(config);
+  if (!spawnSuccess) {
+    if (handle) {
+      CloseHandle(handle);
+    }
+    winpty_free(pc);
+    throw error_with_winpty_msg("Unable to start terminal process", error_ptr, env);
+  }
+  winpty_error_free(error_ptr);
+
+  LPCWSTR coninPipeName = winpty_conin_name(pc);
+  std::string coninPipeNameStr(path_util::from_wstring(coninPipeName));
+  if (coninPipeNameStr.empty()) {
+    CloseHandle(handle);
+    winpty_free(pc);
+    throw Napi::Error::New(env, "Failed to initialize winpty conin");
+  }
+
+  LPCWSTR conoutPipeName = winpty_conout_name(pc);
+  std::string conoutPipeNameStr(path_util::from_wstring(conoutPipeName));
+  if (conoutPipeNameStr.empty()) {
+    CloseHandle(handle);
+    winpty_free(pc);
+    throw Napi::Error::New(env, "Failed to initialize winpty conout");
+  }
+
+  DWORD innerPid = GetProcessId(handle);
+  if (createdHandles[innerPid]) {
+    CloseHandle(handle);
+    winpty_free(pc);
+    std::stringstream why;
+    why << "There is already a process with innerPid " << innerPid;
+    throw Napi::Error::New(env, why.str());
+  }
+  createdHandles[innerPid] = handle;
+
+  // Save pty struct for later use
+  ptyHandles.push_back(pc);
+
+  DWORD pid = GetProcessId(winpty_agent_process(pc));
+  Napi::Object marshal = Napi::Object::New(env);
+  marshal.Set("innerPid", Napi::Number::New(env, (int)innerPid));
+  marshal.Set("pid", Napi::Number::New(env, (int)pid));
+  marshal.Set("pty", Napi::Number::New(env, InterlockedIncrement(&ptyCounter)));
+  marshal.Set("fd", Napi::Number::New(env, -1));
+  marshal.Set("conin", Napi::String::New(env, coninPipeNameStr));
+  marshal.Set("conout", Napi::String::New(env, conoutPipeNameStr));
+
+  return marshal;
+}
+
+static Napi::Value PtyResize(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 3 ||
+      !info[0].IsNumber() ||
+      !info[1].IsNumber() ||
+      !info[2].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: pty.resize(pid, cols, rows)");
+  }
+
+  DWORD pid = info[0].As<Napi::Number>().Uint32Value();
+  int cols = info[1].As<Napi::Number>().Int32Value();
+  int rows = info[2].As<Napi::Number>().Int32Value();
+
+  winpty_t *pc = get_pipe_handle(pid);
+
+  if (pc == nullptr) {
+    throw Napi::Error::New(env, "The pty doesn't appear to exist");
+  }
+  BOOL success = winpty_set_size(pc, cols, rows, nullptr);
+  if (!success) {
+    throw Napi::Error::New(env, "The pty could not be resized");
+  }
+
+  return env.Undefined();
+}
+
+static Napi::Value PtyKill(const Napi::CallbackInfo& info) {
+  Napi::Env env(info.Env());
+  Napi::HandleScope scope(env);
+
+  if (info.Length() != 2 ||
+      !info[0].IsNumber() ||
+      !info[1].IsNumber()) {
+    throw Napi::Error::New(env, "Usage: pty.kill(pid, innerPid)");
+  }
+
+  DWORD pid = info[0].As<Napi::Number>().Uint32Value();
+  DWORD innerPid = info[1].As<Napi::Number>().Uint32Value();
+
+  winpty_t *pc = get_pipe_handle(pid);
+  if (pc == nullptr) {
+    throw Napi::Error::New(env, "Pty seems to have been killed already");
+  }
+
+  assert(remove_pipe_handle(pid));
+
+  HANDLE innerPidHandle = createdHandles[innerPid];
+  createdHandles.erase(innerPid);
+  CloseHandle(innerPidHandle);
+
+  return env.Undefined();
+}
+
+/**
+* Init
+*/
+
+Napi::Object init(Napi::Env env, Napi::Object exports) {
+  exports.Set("startProcess", Napi::Function::New(env, PtyStartProcess));
+  exports.Set("resize", Napi::Function::New(env, PtyResize));
+  exports.Set("kill", Napi::Function::New(env, PtyKill));
+  exports.Set("getExitCode", Napi::Function::New(env, PtyGetExitCode));
+  exports.Set("getProcessList", Napi::Function::New(env, PtyGetProcessList));
+  return exports;
+};
+
+NODE_API_MODULE(NODE_GYP_MODULE_NAME, init);

node_modules/node-pty/src/windowsConoutConnection.ts

@@ -0,0 +1,82 @@
+/**
+ * Copyright (c) 2020, Microsoft Corporation (MIT License).
+ */
+
+import { Worker } from 'worker_threads';
+import { Socket } from 'net';
+import { IDisposable } from './types';
+import { IWorkerData, ConoutWorkerMessage, getWorkerPipeName } from './shared/conout';
+import { join } from 'path';
+import { IEvent, EventEmitter2 } from './eventEmitter2';
+
+/**
+ * The amount of time to wait for additional data after the conpty shell process has exited before
+ * shutting down the worker and sockets. The timer will be reset if a new data event comes in after
+ * the timer has started.
+ */
+const FLUSH_DATA_INTERVAL = 1000;
+
+/**
+ * Connects to and manages the lifecycle of the conout socket. This socket must be drained on
+ * another thread in order to avoid deadlocks where Conpty waits for the out socket to drain
+ * when `ClosePseudoConsole` is called. This happens when data is being written to the terminal when
+ * the pty is closed.
+ *
+ * See also:
+ * - https://github.com/microsoft/node-pty/issues/375
+ * - https://github.com/microsoft/vscode/issues/76548
+ * - https://github.com/microsoft/terminal/issues/1810
+ * - https://docs.microsoft.com/en-us/windows/console/closepseudoconsole
+ */
+export class ConoutConnection implements IDisposable {
+  private _worker: Worker;
+  private _drainTimeout: NodeJS.Timeout | undefined;
+  private _isDisposed: boolean = false;
+
+  private _onReady = new EventEmitter2<void>();
+  public get onReady(): IEvent<void> { return this._onReady.event; }
+
+  constructor(
+    private _conoutPipeName: string,
+    private _useConptyDll: boolean
+  ) {
+    const workerData: IWorkerData = {
+      conoutPipeName: _conoutPipeName
+    };
+    const scriptPath = __dirname.replace('node_modules.asar', 'node_modules.asar.unpacked');
+    this._worker = new Worker(join(scriptPath, 'worker/conoutSocketWorker.js'), { workerData });
+    this._worker.on('message', (message: ConoutWorkerMessage) => {
+      switch (message) {
+        case ConoutWorkerMessage.READY:
+          this._onReady.fire();
+          return;
+        default:
+          console.warn('Unexpected ConoutWorkerMessage', message);
+      }
+    });
+  }
+
+  dispose(): void {
+    if (!this._useConptyDll && this._isDisposed) {
+      return;
+    }
+    this._isDisposed = true;
+    // Drain all data from the socket before closing
+    this._drainDataAndClose();
+  }
+
+  connectSocket(socket: Socket): void {
+    socket.connect(getWorkerPipeName(this._conoutPipeName));
+  }
+
+  private _drainDataAndClose(): void {
+    if (this._drainTimeout) {
+      clearTimeout(this._drainTimeout);
+    }
+    this._drainTimeout = setTimeout(() => this._destroySocket(), FLUSH_DATA_INTERVAL);
+  }
+
+  private async _destroySocket(): Promise<void> {
+    await this._worker.terminate();
+  }
+}

node_modules/node-pty/src/windowsPtyAgent.test.ts

@@ -0,0 +1,94 @@
+/**
+ * Copyright (c) 2017, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import * as assert from 'assert';
+import { argsToCommandLine } from './windowsPtyAgent';
+
+function check(file: string, args: string | string[], expected: string): void {
+  assert.equal(argsToCommandLine(file, args), expected);
+}
+
+if (process.platform === 'win32') {
+  describe('argsToCommandLine', () => {
+    describe('Plain strings', () => {
+      it('doesn\'t quote plain string', () => {
+        check('asdf', [], 'asdf');
+      });
+      it('doesn\'t escape backslashes', () => {
+        check('\\asdf\\qwer\\', [], '\\asdf\\qwer\\');
+      });
+      it('doesn\'t escape multiple backslashes', () => {
+        check('asdf\\\\qwer', [], 'asdf\\\\qwer');
+      });
+      it('adds backslashes before quotes', () => {
+        check('"asdf"qwer"', [], '\\"asdf\\"qwer\\"');
+      });
+      it('escapes backslashes before quotes', () => {
+        check('asdf\\"qwer', [], 'asdf\\\\\\"qwer');
+      });
+    });
+
+    describe('Quoted strings', () => {
+      it('quotes string with spaces', () => {
+        check('asdf qwer', [], '"asdf qwer"');
+      });
+      it('quotes empty string', () => {
+        check('', [], '""');
+      });
+      it('quotes string with tabs', () => {
+        check('asdf\tqwer', [], '"asdf\tqwer"');
+      });
+      it('escapes only the last backslash', () => {
+        check('\\asdf \\qwer\\', [], '"\\asdf \\qwer\\\\"');
+      });
+      it('doesn\'t escape multiple backslashes', () => {
+        check('asdf \\\\qwer', [], '"asdf \\\\qwer"');
+      });
+      it('escapes backslashes before quotes', () => {
+        check('asdf \\"qwer', [], '"asdf \\\\\\"qwer"');
+      });
+      it('escapes multiple backslashes at the end', () => {
+        check('asdf qwer\\\\', [], '"asdf qwer\\\\\\\\"');
+      });
+    });
+
+    describe('Multiple arguments', () => {
+      it('joins arguments with spaces', () => {
+        check('asdf', ['qwer zxcv', '', '"'], 'asdf "qwer zxcv" "" \\"');
+      });
+      it('array argument all in quotes', () => {
+        check('asdf', ['"surounded by quotes"'], 'asdf \\"surounded by quotes\\"');
+      });
+      it('array argument quotes in the middle', () => {
+        check('asdf', ['quotes "in the" middle'], 'asdf "quotes \\"in the\\" middle"');
+      });
+      it('array argument quotes near start', () => {
+        check('asdf', ['"quotes" near start'], 'asdf "\\"quotes\\" near start"');
+      });
+      it('array argument quotes near end', () => {
+        check('asdf', ['quotes "near end"'], 'asdf "quotes \\"near end\\""');
+      });
+    });
+
+    describe('Args as CommandLine', () => {
+      it('should handle empty string', () => {
+        check('file', '', 'file');
+      });
+      it('should not change args', () => {
+        check('file', 'foo bar baz', 'file foo bar baz');
+        check('file', 'foo \\ba"r \baz', 'file foo \\ba"r \baz');
+      });
+    });
+
+    describe('Real-world cases', () => {
+      it('quotes within quotes', () => {
+        check('cmd.exe', ['/c', 'powershell -noexit -command \'Set-location \"C:\\user\"\''], 'cmd.exe /c "powershell -noexit -command \'Set-location \\\"C:\\user\\"\'"');
+      });
+      it('space within quotes', () => {
+        check('cmd.exe', ['/k', '"C:\\Users\\alros\\Desktop\\test script.bat"'], 'cmd.exe /k \\"C:\\Users\\alros\\Desktop\\test script.bat\\"');
+      });
+    });
+  });
+}

node_modules/node-pty/src/windowsPtyAgent.ts

@@ -0,0 +1,321 @@
+/**
+ * Copyright (c) 2012-2015, Christopher Jeffrey, Peter Sunde (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import * as fs from 'fs';
+import * as os from 'os';
+import * as path from 'path';
+import { fork } from 'child_process';
+import { Socket } from 'net';
+import { ArgvOrCommandLine } from './types';
+import { ConoutConnection } from './windowsConoutConnection';
+import { loadNativeModule } from './utils';
+
+let conptyNative: IConptyNative;
+let winptyNative: IWinptyNative;
+
+/**
+ * The amount of time to wait for additional data after the conpty shell process has exited before
+ * shutting down the socket. The timer will be reset if a new data event comes in after the timer
+ * has started.
+ */
+const FLUSH_DATA_INTERVAL = 1000;
+
+/**
+ * This agent sits between the WindowsTerminal class and provides a common interface for both conpty
+ * and winpty.
+ */
+export class WindowsPtyAgent {
+  private _inSocket: Socket;
+  private _outSocket: Socket;
+  private _pid: number = 0;
+  private _innerPid: number = 0;
+  private _closeTimeout: NodeJS.Timer | undefined;
+  private _exitCode: number | undefined;
+  private _conoutSocketWorker: ConoutConnection;
+
+  private _fd: any;
+  private _pty: number;
+  private _ptyNative: IConptyNative | IWinptyNative;
+
+  public get inSocket(): Socket { return this._inSocket; }
+  public get outSocket(): Socket { return this._outSocket; }
+  public get fd(): any { return this._fd; }
+  public get innerPid(): number { return this._innerPid; }
+  public get pty(): number { return this._pty; }
+
+  constructor(
+    file: string,
+    args: ArgvOrCommandLine,
+    env: string[],
+    cwd: string,
+    cols: number,
+    rows: number,
+    debug: boolean,
+    private _useConpty: boolean | undefined,
+    private _useConptyDll: boolean = false,
+    conptyInheritCursor: boolean = false
+  ) {
+    if (this._useConpty === undefined || this._useConpty === true) {
+      this._useConpty = this._getWindowsBuildNumber() >= 18309;
+    }
+    if (this._useConpty) {
+      if (!conptyNative) {
+        conptyNative = loadNativeModule('conpty').module;
+      }
+    } else {
+      if (!winptyNative) {
+        winptyNative = loadNativeModule('pty').module;
+      }
+    }
+    this._ptyNative = this._useConpty ? conptyNative : winptyNative;
+
+    // Sanitize input variable.
+    cwd = path.resolve(cwd);
+
+    // Compose command line
+    const commandLine = argsToCommandLine(file, args);
+
+    // Open pty session.
+    let term: IConptyProcess | IWinptyProcess;
+    if (this._useConpty) {
+      term = (this._ptyNative as IConptyNative).startProcess(file, cols, rows, debug, this._generatePipeName(), conptyInheritCursor, this._useConptyDll);
+    } else {
+      term = (this._ptyNative as IWinptyNative).startProcess(file, commandLine, env, cwd, cols, rows, debug);
+      this._pid = (term as IWinptyProcess).pid;
+      this._innerPid = (term as IWinptyProcess).innerPid;
+    }
+
+    // Not available on windows.
+    this._fd = term.fd;
+
+    // Generated incremental number that has no real purpose besides  using it
+    // as a terminal id.
+    this._pty = term.pty;
+
+    // Create terminal pipe IPC channel and forward to a local unix socket.
+    this._outSocket = new Socket();
+    this._outSocket.setEncoding('utf8');
+    // The conout socket must be ready out on another thread to avoid deadlocks
+    this._conoutSocketWorker = new ConoutConnection(term.conout, this._useConptyDll);
+    this._conoutSocketWorker.onReady(() => {
+      this._conoutSocketWorker.connectSocket(this._outSocket);
+    });
+    this._outSocket.on('connect', () => {
+      this._outSocket.emit('ready_datapipe');
+    });
+
+    const inSocketFD = fs.openSync(term.conin, 'w');
+    this._inSocket = new Socket({
+      fd: inSocketFD,
+      readable: false,
+      writable: true
+    });
+    this._inSocket.setEncoding('utf8');
+
+    if (this._useConpty) {
+      const connect = (this._ptyNative as IConptyNative).connect(this._pty, commandLine, cwd, env, this._useConptyDll, c => this._$onProcessExit(c));
+      this._innerPid = connect.pid;
+    }
+  }
+
+  public resize(cols: number, rows: number): void {
+    if (this._useConpty) {
+      if (this._exitCode !== undefined) {
+        throw new Error('Cannot resize a pty that has already exited');
+      }
+      (this._ptyNative as IConptyNative).resize(this._pty, cols, rows, this._useConptyDll);
+      return;
+    }
+    (this._ptyNative as IWinptyNative).resize(this._pid, cols, rows);
+  }
+
+  public clear(): void {
+    if (this._useConpty) {
+      (this._ptyNative as IConptyNative).clear(this._pty, this._useConptyDll);
+    }
+  }
+
+  public kill(): void {
+    // Tell the agent to kill the pty, this releases handles to the process
+    if (this._useConpty) {
+      if (!this._useConptyDll) {
+        this._inSocket.readable = false;
+        this._outSocket.readable = false;
+        this._getConsoleProcessList().then(consoleProcessList => {
+          consoleProcessList.forEach((pid: number) => {
+            try {
+              process.kill(pid);
+            } catch (e) {
+              // Ignore if process cannot be found (kill ESRCH error)
+            }
+          });
+        });
+        (this._ptyNative as IConptyNative).kill(this._pty, this._useConptyDll);
+        this._conoutSocketWorker.dispose();
+      } else {
+        // Close the input write handle to signal the end of session.
+        this._inSocket.destroy();
+        (this._ptyNative as IConptyNative).kill(this._pty, this._useConptyDll);
+        this._outSocket.on('data', () => {
+          this._conoutSocketWorker.dispose();
+        });
+      }
+    } else {
+      // Because pty.kill closes the handle, it will kill most processes by itself.
+      // Process IDs can be reused as soon as all handles to them are
+      // dropped, so we want to immediately kill the entire console process list.
+      // If we do not force kill all processes here, node servers in particular
+      // seem to become detached and remain running (see
+      // Microsoft/vscode#26807).
+      const processList: number[] = (this._ptyNative as IWinptyNative).getProcessList(this._pid);
+      (this._ptyNative as IWinptyNative).kill(this._pid, this._innerPid);
+      processList.forEach(pid => {
+        try {
+          process.kill(pid);
+        } catch (e) {
+          // Ignore if process cannot be found (kill ESRCH error)
+        }
+      });
+    }
+  }
+
+  private _getConsoleProcessList(): Promise<number[]> {
+    return new Promise<number[]>(resolve => {
+      const agent = fork(path.join(__dirname, 'conpty_console_list_agent'), [ this._innerPid.toString() ]);
+      agent.on('message', message => {
+        clearTimeout(timeout);
+        resolve(message.consoleProcessList);
+      });
+      const timeout = setTimeout(() => {
+        // Something went wrong, just send back the shell PID
+        agent.kill();
+        resolve([ this._innerPid ]);
+      }, 5000);
+    });
+  }
+
+  public get exitCode(): number | undefined {
+    if (this._useConpty) {
+      return this._exitCode;
+    }
+    const winptyExitCode = (this._ptyNative as IWinptyNative).getExitCode(this._innerPid);
+    return winptyExitCode === -1 ? undefined : winptyExitCode;
+  }
+
+  private _getWindowsBuildNumber(): number {
+    const osVersion = (/(\d+)\.(\d+)\.(\d+)/g).exec(os.release());
+    let buildNumber: number = 0;
+    if (osVersion && osVersion.length === 4) {
+      buildNumber = parseInt(osVersion[3]);
+    }
+    return buildNumber;
+  }
+
+  private _generatePipeName(): string {
+    return `conpty-${Math.random() * 10000000}`;
+  }
+
+  /**
+   * Triggered from the native side when a contpy process exits.
+   */
+  private _$onProcessExit(exitCode: number): void {
+    this._exitCode = exitCode;
+    if (!this._useConptyDll) {
+      this._flushDataAndCleanUp();
+      this._outSocket.on('data', () => this._flushDataAndCleanUp());
+    }
+  }
+
+  private _flushDataAndCleanUp(): void {
+    if (this._useConptyDll) {
+      return;
+    }
+    if (this._closeTimeout) {
+      clearTimeout(this._closeTimeout);
+    }
+    this._closeTimeout = setTimeout(() => this._cleanUpProcess(), FLUSH_DATA_INTERVAL);
+  }
+
+  private _cleanUpProcess(): void {
+    if (this._useConptyDll) {
+      return;
+    }
+    this._inSocket.readable = false;
+    this._outSocket.readable = false;
+    this._outSocket.destroy();
+  }
+}
+
+// Convert argc/argv into a Win32 command-line following the escaping convention
+// documented on MSDN (e.g. see CommandLineToArgvW documentation). Copied from
+// winpty project.
+export function argsToCommandLine(file: string, args: ArgvOrCommandLine): string {
+  if (isCommandLine(args)) {
+    if (args.length === 0) {
+      return file;
+    }
+    return `${argsToCommandLine(file, [])} ${args}`;
+  }
+  const argv = [file];
+  Array.prototype.push.apply(argv, args);
+  let result = '';
+  for (let argIndex = 0; argIndex < argv.length; argIndex++) {
+    if (argIndex > 0) {
+      result += ' ';
+    }
+    const arg = argv[argIndex];
+    // if it is empty or it contains whitespace and is not already quoted
+    const hasLopsidedEnclosingQuote = xOr((arg[0] !== '"'), (arg[arg.length - 1] !== '"'));
+    const hasNoEnclosingQuotes = ((arg[0] !== '"') && (arg[arg.length - 1] !== '"'));
+    const quote =
+      arg === '' ||
+      (arg.indexOf(' ') !== -1 ||
+      arg.indexOf('\t') !== -1) &&
+      ((arg.length > 1) &&
+      (hasLopsidedEnclosingQuote || hasNoEnclosingQuotes));
+    if (quote) {
+      result += '\"';
+    }
+    let bsCount = 0;
+    for (let i = 0; i < arg.length; i++) {
+      const p = arg[i];
+      if (p === '\\') {
+        bsCount++;
+      } else if (p === '"') {
+        result += repeatText('\\', bsCount * 2 + 1);
+        result += '"';
+        bsCount = 0;
+      } else {
+        result += repeatText('\\', bsCount);
+        bsCount = 0;
+        result += p;
+      }
+    }
+    if (quote) {
+      result += repeatText('\\', bsCount * 2);
+      result += '\"';
+    } else {
+      result += repeatText('\\', bsCount);
+    }
+  }
+  return result;
+}
+
+function isCommandLine(args: ArgvOrCommandLine): args is string {
+  return typeof args === 'string';
+}
+
+function repeatText(text: string, count: number): string {
+  let result = '';
+  for (let i = 0; i < count; i++) {
+    result += text;
+  }
+  return result;
+}
+
+function xOr(arg1: boolean, arg2: boolean): boolean {
+  return ((arg1 && !arg2) || (!arg1 && arg2));
+}

node_modules/node-pty/src/windowsTerminal.test.ts

@@ -0,0 +1,229 @@
+/**
+ * Copyright (c) 2017, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import * as fs from 'fs';
+import * as assert from 'assert';
+import { WindowsTerminal } from './windowsTerminal';
+import * as path from 'path';
+import * as psList from 'ps-list';
+
+interface IProcessState {
+  // Whether the PID must exist or must not exist
+  [pid: number]: boolean;
+}
+
+interface IWindowsProcessTreeResult {
+  name: string;
+  pid: number;
+}
+
+function pollForProcessState(desiredState: IProcessState, intervalMs: number = 100, timeoutMs: number = 2000): Promise<void> {
+  return new Promise<void>(resolve => {
+    let tries = 0;
+    const interval = setInterval(() => {
+      psList({ all: true }).then(ps => {
+        let success = true;
+        const pids = Object.keys(desiredState).map(k => parseInt(k, 10));
+        console.log('expected pids', JSON.stringify(pids));
+        pids.forEach(pid => {
+          if (desiredState[pid]) {
+            if (!ps.some(p => p.pid === pid)) {
+              console.log(`pid ${pid} does not exist`);
+              success = false;
+            }
+          } else {
+            if (ps.some(p => p.pid === pid)) {
+              console.log(`pid ${pid} still exists`);
+              success = false;
+            }
+          }
+        });
+        if (success) {
+          clearInterval(interval);
+          resolve();
+          return;
+        }
+        tries++;
+        if (tries * intervalMs >= timeoutMs) {
+          clearInterval(interval);
+          const processListing = pids.map(k => `${k}: ${desiredState[k]}`).join('\n');
+          assert.fail(`Bad process state, expected:\n${processListing}`);
+          resolve();
+        }
+      });
+    }, intervalMs);
+  });
+}
+
+function pollForProcessTreeSize(pid: number, size: number, intervalMs: number = 100, timeoutMs: number = 2000): Promise<IWindowsProcessTreeResult[]> {
+  return new Promise<IWindowsProcessTreeResult[]>(resolve => {
+    let tries = 0;
+    const interval = setInterval(() => {
+      psList({ all: true }).then(ps => {
+        const openList: IWindowsProcessTreeResult[] = [];
+        openList.push(ps.filter(p => p.pid === pid).map(p => {
+          return { name: p.name, pid: p.pid };
+        })[0]);
+        const list: IWindowsProcessTreeResult[] = [];
+        while (openList.length) {
+          const current = openList.shift()!;
+          ps.filter(p => p.ppid === current.pid).map(p => {
+            return { name: p.name, pid: p.pid };
+          }).forEach(p => openList.push(p));
+          list.push(current);
+        }
+        console.log('list', JSON.stringify(list));
+        const success = list.length === size;
+        if (success) {
+          clearInterval(interval);
+          resolve(list);
+          return;
+        }
+        tries++;
+        if (tries * intervalMs >= timeoutMs) {
+          clearInterval(interval);
+          assert.fail(`Bad process state, expected: ${size}, actual: ${list.length}`);
+        }
+      });
+    }, intervalMs);
+  });
+}
+
+if (process.platform === 'win32') {
+  [[false, false], [true, false], [true, true]].forEach(([useConpty, useConptyDll]) => {
+    describe(`WindowsTerminal (useConpty = ${useConpty}, useConptyDll = ${useConptyDll})`, () => {
+      describe('kill', () => {
+        it('should not crash parent process', function (done) {
+          this.timeout(20000);
+          const term = new WindowsTerminal('cmd.exe', [], { useConpty, useConptyDll });
+          term.on('exit', () => done());
+          term.kill();
+        });
+        it('should kill the process tree', function (done: Mocha.Done): void {
+          this.timeout(20000);
+          const term = new WindowsTerminal('cmd.exe', [], { useConpty, useConptyDll });
+          // Start sub-processes
+          term.write('powershell.exe\r');
+          term.write('node.exe\r');
+          console.log('start poll for tree size');
+          pollForProcessTreeSize(term.pid, 3, 500, 5000).then(list => {
+            assert.strictEqual(list[0].name.toLowerCase(), 'cmd.exe');
+            assert.strictEqual(list[1].name.toLowerCase(), 'powershell.exe');
+            assert.strictEqual(list[2].name.toLowerCase(), 'node.exe');
+            term.kill();
+            const desiredState: IProcessState = {};
+            desiredState[list[0].pid] = false;
+            desiredState[list[1].pid] = false;
+            desiredState[list[2].pid] = false;
+            term.on('exit', () => {
+              pollForProcessState(desiredState, 1000, 5000).then(() => {
+                done();
+              });
+            });
+          });
+        });
+      });
+
+      describe('resize', () => {
+        it('should throw a non-native exception when resizing an invalid value', function(done) {
+          this.timeout(20000);
+          const term = new WindowsTerminal('cmd.exe', [], { useConpty, useConptyDll });
+          assert.throws(() => term.resize(-1, -1));
+          assert.throws(() => term.resize(0, 0));
+          assert.doesNotThrow(() => term.resize(1, 1));
+          term.on('exit', () => {
+            done();
+          });
+          term.kill();
+        });
+        it('should throw a non-native exception when resizing a killed terminal', function(done) {
+          this.timeout(20000);
+          const term = new WindowsTerminal('cmd.exe', [], { useConpty, useConptyDll });
+          (<any>term)._defer(() => {
+            term.once('exit', () => {
+              assert.throws(() => term.resize(1, 1));
+              done();
+            });
+            term.destroy();
+          });
+        });
+      });
+
+      describe('Args as CommandLine', () => {
+        it('should not fail running a file containing a space in the path', function (done) {
+          this.timeout(10000);
+          const spaceFolder = path.resolve(__dirname, '..', 'fixtures', 'space folder');
+          if (!fs.existsSync(spaceFolder)) {
+            fs.mkdirSync(spaceFolder);
+          }
+
+          const cmdCopiedPath = path.resolve(spaceFolder, 'cmd.exe');
+          const data = fs.readFileSync(`${process.env.windir}\\System32\\cmd.exe`);
+          fs.writeFileSync(cmdCopiedPath, data);
+
+          if (!fs.existsSync(cmdCopiedPath)) {
+            // Skip test if git bash isn't installed
+            return;
+          }
+          const term = new WindowsTerminal(cmdCopiedPath, '/c echo "hello world"', { useConpty, useConptyDll });
+          let result = '';
+          term.on('data', (data) => {
+            result += data;
+          });
+          term.on('exit', () => {
+            assert.ok(result.indexOf('hello world') >= 1);
+            done();
+          });
+        });
+      });
+
+      describe('env', () => {
+        it('should set environment variables of the shell', function (done) {
+          this.timeout(10000);
+          const term = new WindowsTerminal('cmd.exe', '/C echo %FOO%', { useConpty, useConptyDll, env: { FOO: 'BAR' }});
+          let result = '';
+          term.on('data', (data) => {
+            result += data;
+          });
+          term.on('exit', () => {
+            assert.ok(result.indexOf('BAR') >= 0);
+            done();
+          });
+        });
+      });
+
+      describe('On close', () => {
+        it('should return process zero exit codes', function (done) {
+          this.timeout(10000);
+          const term = new WindowsTerminal('cmd.exe', '/C exit', { useConpty, useConptyDll });
+          term.on('exit', (code) => {
+            assert.strictEqual(code, 0);
+            done();
+          });
+        });
+
+        it('should return process non-zero exit codes', function (done) {
+          this.timeout(10000);
+          const term = new WindowsTerminal('cmd.exe', '/C exit 2', { useConpty, useConptyDll });
+          term.on('exit', (code) => {
+            assert.strictEqual(code, 2);
+            done();
+          });
+        });
+      });
+
+      describe('Write', () => {
+        it('should accept input', function (done) {
+          this.timeout(10000);
+          const term = new WindowsTerminal('cmd.exe', '', { useConpty, useConptyDll });
+          term.write('exit\r');
+          term.on('exit', () => {
+            done();
+          });
+        });
+      });
+    });
+  });
+}

node_modules/node-pty/src/windowsTerminal.ts

@@ -0,0 +1,203 @@
+/**
+ * Copyright (c) 2012-2015, Christopher Jeffrey, Peter Sunde (MIT License)
+ * Copyright (c) 2016, Daniel Imms (MIT License).
+ * Copyright (c) 2018, Microsoft Corporation (MIT License).
+ */
+
+import { Socket } from 'net';
+import { Terminal, DEFAULT_COLS, DEFAULT_ROWS } from './terminal';
+import { WindowsPtyAgent } from './windowsPtyAgent';
+import { IPtyOpenOptions, IWindowsPtyForkOptions } from './interfaces';
+import { ArgvOrCommandLine } from './types';
+import { assign } from './utils';
+
+const DEFAULT_FILE = 'cmd.exe';
+const DEFAULT_NAME = 'Windows Shell';
+
+export class WindowsTerminal extends Terminal {
+  private _isReady: boolean;
+  private _deferreds: { run: () => void }[];
+  private _agent: WindowsPtyAgent;
+
+  constructor(file?: string, args?: ArgvOrCommandLine, opt?: IWindowsPtyForkOptions) {
+    super(opt);
+
+    this._checkType('args', args, 'string', true);
+
+    // Initialize arguments
+    args = args || [];
+    file = file || DEFAULT_FILE;
+    opt = opt || {};
+    opt.env = opt.env || process.env;
+
+    if (opt.encoding) {
+      console.warn('Setting encoding on Windows is not supported');
+    }
+
+    const env = assign({}, opt.env);
+    this._cols = opt.cols || DEFAULT_COLS;
+    this._rows = opt.rows || DEFAULT_ROWS;
+    const cwd = opt.cwd || process.cwd();
+    const name = opt.name || env.TERM || DEFAULT_NAME;
+    const parsedEnv = this._parseEnv(env);
+
+    // If the terminal is ready
+    this._isReady = false;
+
+    // Functions that need to run after `ready` event is emitted.
+    this._deferreds = [];
+
+    // Create new termal.
+    this._agent = new WindowsPtyAgent(file, args, parsedEnv, cwd, this._cols, this._rows, false, opt.useConpty, opt.useConptyDll, opt.conptyInheritCursor);
+    this._socket = this._agent.outSocket;
+
+    // Not available until `ready` event emitted.
+    this._pid = this._agent.innerPid;
+    this._fd = this._agent.fd;
+    this._pty = this._agent.pty;
+
+    // The forked windows terminal is not available until `ready` event is
+    // emitted.
+    this._socket.on('ready_datapipe', () => {
+
+      // Run deferreds and set ready state once the first data event is received.
+      this._socket.once('data', () => {
+        // Wait until the first data event is fired then we can run deferreds.
+        if (!this._isReady) {
+          // Terminal is now ready and we can avoid having to defer method
+          // calls.
+          this._isReady = true;
+
+          // Execute all deferred methods
+          this._deferreds.forEach(fn => {
+            // NB! In order to ensure that `this` has all its references
+            // updated any variable that need to be available in `this` before
+            // the deferred is run has to be declared above this forEach
+            // statement.
+            fn.run();
+          });
+
+          // Reset
+          this._deferreds = [];
+        }
+      });
+
+      // Shutdown if `error` event is emitted.
+      this._socket.on('error', err => {
+        // Close terminal session.
+        this._close();
+
+        // EIO, happens when someone closes our child process: the only process
+        // in the terminal.
+        // node < 0.6.14: errno 5
+        // node >= 0.6.14: read EIO
+        if ((<any>err).code) {
+          if (~(<any>err).code.indexOf('errno 5') || ~(<any>err).code.indexOf('EIO')) return;
+        }
+
+        // Throw anything else.
+        if (this.listeners('error').length < 2) {
+          throw err;
+        }
+      });
+
+      // Cleanup after the socket is closed.
+      this._socket.on('close', () => {
+        this.emit('exit', this._agent.exitCode);
+        this._close();
+      });
+
+    });
+
+    this._file = file;
+    this._name = name;
+
+    this._readable = true;
+    this._writable = true;
+
+    this._forwardEvents();
+  }
+
+  protected _write(data: string | Buffer): void {
+    this._defer(this._doWrite, data);
+  }
+
+  private _doWrite(data: string | Buffer): void {
+    this._agent.inSocket.write(data);
+  }
+
+  /**
+   * openpty
+   */
+
+  public static open(options?: IPtyOpenOptions): void {
+    throw new Error('open() not supported on windows, use Fork() instead.');
+  }
+
+  /**
+   * TTY
+   */
+
+  public resize(cols: number, rows: number): void {
+    if (cols <= 0 || rows <= 0 || isNaN(cols) || isNaN(rows) || cols === Infinity || rows === Infinity) {
+      throw new Error('resizing must be done using positive cols and rows');
+    }
+    this._deferNoArgs(() => {
+      this._agent.resize(cols, rows);
+      this._cols = cols;
+      this._rows = rows;
+    });
+  }
+
+  public clear(): void {
+    this._deferNoArgs(() => {
+      this._agent.clear();
+    });
+  }
+
+  public destroy(): void {
+    this._deferNoArgs(() => {
+      this.kill();
+    });
+  }
+
+  public kill(signal?: string): void {
+    this._deferNoArgs(() => {
+      if (signal) {
+        throw new Error('Signals not supported on windows.');
+      }
+      this._close();
+      this._agent.kill();
+    });
+  }
+
+  private _deferNoArgs<A>(deferredFn: () => void): void {
+    // If the terminal is ready, execute.
+    if (this._isReady) {
+      deferredFn.call(this);
+      return;
+    }
+
+    // Queue until terminal is ready.
+    this._deferreds.push({
+      run: () => deferredFn.call(this)
+    });
+  }
+
+  private _defer<A>(deferredFn: (arg: A) => void, arg: A): void {
+    // If the terminal is ready, execute.
+    if (this._isReady) {
+      deferredFn.call(this, arg);
+      return;
+    }
+
+    // Queue until terminal is ready.
+    this._deferreds.push({
+      run: () => deferredFn.call(this, arg)
+    });
+  }
+
+  public get process(): string { return this._name; }
+  public get master(): Socket { throw new Error('master is not supported on Windows'); }
+  public get slave(): Socket { throw new Error('slave is not supported on Windows'); }
+}

node_modules/node-pty/src/worker/conoutSocketWorker.ts

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+/**
+ * Copyright (c) 2020, Microsoft Corporation (MIT License).
+ */
+
+import { parentPort, workerData } from 'worker_threads';
+import { Socket, createServer } from 'net';
+import { ConoutWorkerMessage, IWorkerData, getWorkerPipeName } from '../shared/conout';
+
+const { conoutPipeName } = (workerData as IWorkerData);
+
+const conoutSocket = new Socket();
+conoutSocket.setEncoding('utf8');
+conoutSocket.connect(conoutPipeName, () => {
+  const server = createServer(workerSocket => {
+    conoutSocket.pipe(workerSocket);
+  });
+  server.listen(getWorkerPipeName(conoutPipeName));
+  if (!parentPort) {
+    throw new Error('worker_threads parentPort is null');
+  }
+  parentPort.postMessage(ConoutWorkerMessage.READY);
+});