How to use the shipjs-lib.getCurrentVersion function in shipjs-lib

runStep({ title: 'Checking the current status.' }, () => {
    const {
      mergeStrategy,
      formatPullRequestTitle,
      shouldRelease,
      monorepo,
    } = config;
    const commitMessage = getLatestCommitMessage(dir);
    const currentVersion =
      monorepo && monorepo.mainVersionFile
        ? getCurrentVersion(dir, monorepo.mainVersionFile)
        : getCurrentVersion(dir);
    const currentBranch = getCurrentBranch(dir);
    const validationResult = shouldRelease({
      commitMessage,
      currentVersion,
      currentBranch,
      mergeStrategy,
      formatPullRequestTitle,
    });
    if (validationResult !== true) {
      print(warning('Skipping a release due to the following reason:'));
      print(info(`  > ${validationResult}`));
      exitProcess(0);
    }
    return {
      currentVersion,

runStep({ title: 'Checking the current status.' }, () => {
    const {
      mergeStrategy,
      formatPullRequestTitle,
      shouldRelease,
      monorepo,
    } = config;
    const commitMessage = getLatestCommitMessage(dir);
    const currentVersion =
      monorepo && monorepo.mainVersionFile
        ? getCurrentVersion(dir, monorepo.mainVersionFile)
        : getCurrentVersion(dir);
    const currentBranch = getCurrentBranch(dir);
    const validationResult = shouldRelease({
      commitMessage,
      currentVersion,
      currentBranch,
      mergeStrategy,
      formatPullRequestTitle,
    });
    if (validationResult !== true) {
      print(warning('Skipping a release due to the following reason:'));
      print(info(`  > ${validationResult}`));
      exitProcess(0);
    }
    return {
      currentVersion,
    };

() => {
      const { mergeStrategy, monorepo } = config;
      const baseBranches = getBaseBranches({ mergeStrategy });
      const currentVersion =
        monorepo && monorepo.mainVersionFile
          ? getCurrentVersion(dir, monorepo.mainVersionFile)
          : getCurrentVersion(dir);
      const result = validateBeforePrepare({
        dir,
        baseBranches,
      });
      const baseBranch = getCurrentBranch(dir);
      if (result !== true) {
        printValidationError({
          result,
          baseBranches,
        });
        exitProcess(1);
      }
      return { currentVersion, baseBranch };
    }
  );

() => {
      const { mergeStrategy, monorepo } = config;
      const baseBranches = getBaseBranches({ mergeStrategy });
      const currentVersion =
        monorepo && monorepo.mainVersionFile
          ? getCurrentVersion(dir, monorepo.mainVersionFile)
          : getCurrentVersion(dir);
      const result = validateBeforePrepare({
        dir,
        baseBranches,
      });
      const baseBranch = getCurrentBranch(dir);
      if (result !== true) {
        printValidationError({
          result,
          baseBranches,
        });
        exitProcess(1);
      }
      return { currentVersion, baseBranch };
    }
  );