const { access, constants, mkdir, rm } = require('fs/promises');
const { kFileNotFoundError } = require('./constants');

// File system utilities

module.exports = {
  async rmIfExists(location) {

    try {
      await access(location, constants.F_OK);
      await rm(location, { recursive: true });
    }
    catch (error) {
      if (error.code === kFileNotFoundError) {
        return;
      }

      throw error;
    }
  },

  async ensureDirectoryExists(directory) {

    try {
      await access(directory);
    }
    catch (error) {
      if (error.code === kFileNotFoundError) {
        await mkdir(directory, { recursive: true });
        return;
      }

      throw error;
    }
  }
};