sb-babel-cli/lib/iterate.js

A smarter babel-cli

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _sbFs = require('sb-fs');

var _sbFs2 = _interopRequireDefault(_sbFs);

var _path = require('path');

var _path2 = _interopRequireDefault(_path);

var _mkdirp = require('mkdirp');

var _mkdirp2 = _interopRequireDefault(_mkdirp);

var _rimraf = require('rimraf');

var _rimraf2 = _interopRequireDefault(_rimraf);

var _sbPromisify = require('sb-promisify');

var _sbPromisify2 = _interopRequireDefault(_sbPromisify);

var _pMapSeries = require('p-map-series');

var _pMapSeries2 = _interopRequireDefault(_pMapSeries);

var _anymatch = require('anymatch');

var _anymatch2 = _interopRequireDefault(_anymatch);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }

var rimrafAsync = (0, _sbPromisify2.default)(_rimraf2.default);
var mkdirpAsync = (0, _sbPromisify2.default)(_mkdirp2.default);

exports.default = function () {
  var _ref = _asyncToGenerator(function* (_ref2) {
    var rootDirectory = _ref2.rootDirectory,
        sourceDirectory = _ref2.sourceDirectory,
        outputDirectory = _ref2.outputDirectory,
        ignored = _ref2.ignored,
        keepExtraFiles = _ref2.keepExtraFiles,
        filesToKeep = _ref2.filesToKeep,
        callback = _ref2.callback;

    var contents = yield _sbFs2.default.readdir(sourceDirectory);

    var outputStats = void 0;
    var outputDirectoryExists = false;
    try {
      outputStats = yield _sbFs2.default.stat(outputDirectory);
    } catch (_) {
      /* No Op */
    }
    if (outputStats && !outputStats.isDirectory()) {
      yield rimrafAsync(outputDirectory);
      outputStats = null;
    }
    if (outputStats && outputStats.isDirectory()) {
      outputDirectoryExists = true;
    }
    var outputContents = outputStats ? yield _sbFs2.default.readdir(outputDirectory) : [];

    if (!keepExtraFiles) {
      var whitelist = filesToKeep(contents);
      var filesToDelete = outputContents.filter(function (item) {
        return !whitelist.includes(item);
      }).map(function (item) {
        return _path2.default.resolve(outputDirectory, item);
      });
      yield (0, _pMapSeries2.default)(filesToDelete, function (item) {
        return rimrafAsync(item);
      });
    }
    yield (0, _pMapSeries2.default)(contents, function () {
      var _ref3 = _asyncToGenerator(function* (fileName) {
        var filePath = _path2.default.join(sourceDirectory, fileName);
        var stat = yield _sbFs2.default.lstat(filePath);
        if (stat.isSymbolicLink()) {
          // NOTE: We ignore symlinks
          return;
        }
        if ((0, _anymatch2.default)(ignored, fileName) || (0, _anymatch2.default)(ignored, filePath) || (0, _anymatch2.default)(ignored, _path2.default.relative(rootDirectory, filePath))) {
          // NOTE: We ignore ignored files
          return;
        }
        if (stat.isFile()) {
          if (!fileName.endsWith('.js')) return;
          if (!outputDirectoryExists) {
            yield mkdirpAsync(outputDirectory);
            outputDirectoryExists = true;
          }
          yield callback(filePath, _path2.default.join(outputDirectory, fileName), stat);
        } else if (stat.isDirectory()) {
          yield iterate({
            rootDirectory: rootDirectory,
            sourceDirectory: _path2.default.join(sourceDirectory, fileName),
            outputDirectory: _path2.default.join(outputDirectory, fileName),
            ignored: ignored,
            keepExtraFiles: keepExtraFiles,
            filesToKeep: filesToKeep,
            callback: callback
          });
        }
      });

      return function (_x2) {
        return _ref3.apply(this, arguments);
      };
    }());
  });

  function iterate(_x) {
    return _ref.apply(this, arguments);
  }

  return iterate;
}();