'use strict';

Object.defineProperty(exports, '__esModule', {
  value: true
});
exports.default = void 0;

function path() {
  const data = _interopRequireWildcard(require('path'));

  path = function() {
    return data;
  };

  return data;
}

function _execa() {
  const data = _interopRequireDefault(require('execa'));

  _execa = function() {
    return data;
  };

  return data;
}

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

function _getRequireWildcardCache() {
  if (typeof WeakMap !== 'function') return null;
  var cache = new WeakMap();
  _getRequireWildcardCache = function() {
    return cache;
  };
  return cache;
}

function _interopRequireWildcard(obj) {
  if (obj && obj.__esModule) {
    return obj;
  }
  if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
    return {default: obj};
  }
  var cache = _getRequireWildcardCache();
  if (cache && cache.has(obj)) {
    return cache.get(obj);
  }
  var newObj = {};
  var hasPropertyDescriptor =
    Object.defineProperty && Object.getOwnPropertyDescriptor;
  for (var key in obj) {
    if (Object.prototype.hasOwnProperty.call(obj, key)) {
      var desc = hasPropertyDescriptor
        ? Object.getOwnPropertyDescriptor(obj, key)
        : null;
      if (desc && (desc.get || desc.set)) {
        Object.defineProperty(newObj, key, desc);
      } else {
        newObj[key] = obj[key];
      }
    }
  }
  newObj.default = obj;
  if (cache) {
    cache.set(obj, newObj);
  }
  return newObj;
}

function ownKeys(object, enumerableOnly) {
  var keys = Object.keys(object);
  if (Object.getOwnPropertySymbols) {
    var symbols = Object.getOwnPropertySymbols(object);
    if (enumerableOnly)
      symbols = symbols.filter(function(sym) {
        return Object.getOwnPropertyDescriptor(object, sym).enumerable;
      });
    keys.push.apply(keys, symbols);
  }
  return keys;
}

function _objectSpread(target) {
  for (var i = 1; i < arguments.length; i++) {
    var source = arguments[i] != null ? arguments[i] : {};
    if (i % 2) {
      ownKeys(Object(source), true).forEach(function(key) {
        _defineProperty(target, key, source[key]);
      });
    } else if (Object.getOwnPropertyDescriptors) {
      Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
    } else {
      ownKeys(Object(source)).forEach(function(key) {
        Object.defineProperty(
          target,
          key,
          Object.getOwnPropertyDescriptor(source, key)
        );
      });
    }
  }
  return target;
}

function _defineProperty(obj, key, value) {
  if (key in obj) {
    Object.defineProperty(obj, key, {
      value: value,
      enumerable: true,
      configurable: true,
      writable: true
    });
  } else {
    obj[key] = value;
  }
  return obj;
}

const env = _objectSpread({}, process.env, {
  HGPLAIN: '1'
});

const adapter = {
  findChangedFiles: async (cwd, options) => {
    const includePaths = (options && options.includePaths) || [];
    const args = ['status', '-amnu'];

    if (options && options.withAncestor) {
      args.push('--rev', `min((!public() & ::.)+.)^`);
    } else if (options && options.changedSince) {
      args.push('--rev', `ancestor(., ${options.changedSince})`);
    } else if (options && options.lastCommit === true) {
      args.push('--change', '.');
    }

    args.push(...includePaths);
    let result;

    try {
      result = await (0, _execa().default)('hg', args, {
        cwd,
        env
      });
    } catch (e) {
      // TODO: Should we keep the original `message`?
      e.message = e.stderr;
      throw e;
    }

    return result.stdout
      .split('\n')
      .filter(s => s !== '')
      .map(changedPath => path().resolve(cwd, changedPath));
  },
  getRoot: async cwd => {
    try {
      const result = await (0, _execa().default)('hg', ['root'], {
        cwd,
        env
      });
      return result.stdout;
    } catch (e) {
      return null;
    }
  }
};
var _default = adapter;
exports.default = _default;