Method diff_sink

cpp/src/arrow/compare.h:120–120

The ostream to which a diff will be formatted if arrays disagree. If this is null (the default) no diff will be formatted.

  /// The ostream to which a diff will be formatted if arrays disagree.
  /// If this is null (the default) no diff will be formatted.
  std::ostream* diff_sink() const { return diff_sink_; }

  /// Return a new EqualOptions object with the "diff_sink" property changed.
  /// This option will be ignored if diff formatting of the types of compared arrays is