code: function Location(properties) {
                      this.path = [];
                      this.span = [];
                      this.leadingDetachedComments = [];
                      if (properties)
                          for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
                              if (properties[keys[i]] != null)
                                  this[keys[i]] = properties[keys[i]];
                  }
docs: Properties of a Location.
  @memberof google.protobuf.SourceCodeInfo
  @interface ILocation
  @property {Array.<number>|null} [path] Location path
  @property {Array.<number>|null} [span] Location span
  @property {string|null} [leadingComments] Location leadingComments
  @property {string|null} [trailingComments] Location trailingComments
  @property {Array.<string>|null} [leadingDetachedComments] Location leadingDetachedComments
   
  Constructs a new Location.
  @memberof google.protobuf.SourceCodeInfo
  @classdesc Represents a Location.
  @implements ILocation
  @constructor
  @param {google.protobuf.SourceCodeInfo.ILocation=} [properties] Properties to set