view libinterp/octave-value/ov-colon.cc @ 19589:b39cbe9f3bb0

allow ranges to be disabled * ov.cc, ov.h: Allow creation of range object to be disabled. Also allow range objects to be forced, even when generally disabled. * pt-exp.h (tree_expression::for_cmd_expr): New member variable. (tree_expression::mark_as_for_cmd_expr, tree_expression::is_for_cmd_expr): New functions. * oct-parse.in.yy: Mark for command expressions. * pt-colon.cc (tree_colon_expression::make_range): Force creation of range if expression is a for command expression. * basics.txi, numbers.txi: Document changes.
author John W. Eaton <jwe@octave.org>
date Mon, 08 Dec 2014 12:59:47 -0500
parents bcd71a2531d3
children 4197fc428c7d
line wrap: on
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/*

Copyright (C) 1996-2013 John W. Eaton

This file is part of Octave.

Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.

Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <iostream>

#include "error.h"
#include "pr-output.h"
#include "oct-obj.h"
#include "ov-colon.h"

DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_magic_colon,
                                     "magic-colon", "magic-colon");

void
octave_magic_colon::print (std::ostream& os, bool)
{
  indent (os);
  print_raw (os);
}

void
octave_magic_colon::print_raw (std::ostream& os, bool) const
{
  os << ":";
}