Function phase4

src/bin.ts:470–684

(payload: BootstrapState)

}

function phase4(payload: BootstrapState) {
  const { isInChildProcess, tsNodeScript } = payload;
  const { version, showConfig, restArgs, code, print, argv } =
    payload.parseArgvResult;
  const { cwd } = payload.phase2Result!;
  const { preloadedConfig } = payload.phase3Result!;

  const {
    entryPointPath,
    executeEntrypoint,
    executeEval,
    executeRepl,
    executeStdin,
  } = getEntryPointInfo(payload);

  /**
   * <repl>, [stdin], and [eval] are all essentially virtual files that do not exist on disc and are backed by a REPL
   * service to handle eval-ing of code.
   */
  interface VirtualFileState {
    state: EvalState;
    repl: ReplService;
    module?: Module;
  }
  let evalStuff: VirtualFileState | undefined;
  let replStuff: VirtualFileState | undefined;
  let stdinStuff: VirtualFileState | undefined;
  let evalAwarePartialHost: EvalAwarePartialHost | undefined = undefined;
  if (executeEval) {
    const state = new EvalState(join(cwd, EVAL_FILENAME));
    evalStuff = {
      state,
      repl: createRepl({
        state,
        composeWithEvalAwarePartialHost: evalAwarePartialHost,
        ignoreDiagnosticsThatAreAnnoyingInInteractiveRepl: false,
      }),
    };
    ({ evalAwarePartialHost } = evalStuff.repl);
    // Create a local module instance based on `cwd`.
    const module = (evalStuff.module = new Module(EVAL_NAME));
    module.filename = evalStuff.state.path;
    module.paths = (Module as any)._nodeModulePaths(cwd);
  }
  if (executeStdin) {
    const state = new EvalState(join(cwd, STDIN_FILENAME));
    stdinStuff = {
      state,
      repl: createRepl({
        state,
        composeWithEvalAwarePartialHost: evalAwarePartialHost,
        ignoreDiagnosticsThatAreAnnoyingInInteractiveRepl: false,
      }),
    };
    ({ evalAwarePartialHost } = stdinStuff.repl);
    // Create a local module instance based on `cwd`.
    const module = (stdinStuff.module = new Module(STDIN_NAME));
    module.filename = stdinStuff.state.path;