sync-glob/lib/glob-base.js

Synchronize files and folders locally by glob patterns, watch option included.

'use strict';

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

var _fs = require('fs');

var _fs2 = _interopRequireDefault(_fs);

var _path = require('path');

var _path2 = _interopRequireDefault(_path);

var _isGlob = require('./is-glob');

var _isGlob2 = _interopRequireDefault(_isGlob);

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

var reDir = /\/|\\/;

var globBase = function globBase(glob) {
  if (!Array.isArray(glob)) {
    // eslint-disable-next-line no-param-reassign
    glob = [glob];
  }

  return glob.reduce(function (base, pattern) {
    if (pattern.charAt(0) === '!') {
      return base;
    }

    var index = (0, _isGlob2.default)(pattern);
    var foundGlob = index > -1;
    var isDir = void 0;

    if (index > -1) {
      var charBeforeGlob = pattern.charAt(index - 1);

      isDir = reDir.test(charBeforeGlob);
      // eslint-disable-next-line no-param-reassign
      pattern = pattern.substring(0, index);
    }

    if (pattern) {
      if (foundGlob && !isDir || !foundGlob && _fs2.default.statSync(pattern).isFile()) {
        // eslint-disable-next-line no-param-reassign
        pattern = _path2.default.dirname(pattern);
      } else if (reDir.test(pattern.charAt(pattern.length - 1))) {
        // eslint-disable-next-line no-param-reassign
        pattern = pattern.slice(0, -1);
      }
    }

    base.push(pattern);

    return base;
  }, []);
};

exports.default = globBase;