Function launchTerminal

src/ui/debugTerminalUI.ts:227–289

* See docblocks on DelegateLauncher for more information on * how this works.

(
    delegate: DelegateLauncherFactory,
    command?: string,
    workspaceFolder?: vscode.WorkspaceFolder,
    defaultConfig?: Partial<ITerminalLaunchConfiguration>,
    createLauncherFn = createLauncher,
  )

   * how this works.
   */
  async function launchTerminal(
    delegate: DelegateLauncherFactory,
    command?: string,
    workspaceFolder?: vscode.WorkspaceFolder,
    defaultConfig?: Partial<ITerminalLaunchConfiguration>,
    createLauncherFn = createLauncher,
  ) {
    if (!workspaceFolder) {
      const picked = await getWorkspaceFolder();
      if (picked === Abort) {
        return;
      }

      workspaceFolder = picked;
    }

    // try to reuse a terminal if invoked programmatically to run a command
    if (command) {
      for (const [terminal, config] of terminals) {
        if (
          config.folder === workspaceFolder
          && config.cwd === defaultConfig?.cwd
          && !config.launcher.targetList().length
        ) {
          terminal.show(true);
          terminal.sendText(command);
          return;
        }
      }
    }

    const logger = new ProxyLogger();
    const launcher = createLauncherFn(
      logger,
      new NodeBinaryProvider(logger, services.get(FS), noPackageJsonProvider, {}),
    );

    launcher.onTerminalCreated(terminal => {
      terminals.set(terminal, { launcher, folder: workspaceFolder, cwd: defaultConfig?.cwd });
    });

    try {
      await launchVirtualTerminalParent(
        delegate,
        launcher,
        {
          command,
          ...defaultConfig,
          __workspaceFolder: workspaceFolder?.uri.fsPath,
        },
        () => {
          for (const [terminal, rec] of terminals) {
            if (rec.launcher === launcher && terminal.state.isInteractedWith) {
              return true;
            }
          }
          return false;
        },