1#  Copyright 2021 Northern.tech AS
2
3#  This file is part of CFEngine 3 - written and maintained by Northern.tech AS.
4
5#  This program is free software; you can redistribute it and/or modify it
6#  under the terms of the GNU General Public License as published by the
7#  Free Software Foundation; version 3.
8
9#  This program is distributed in the hope that it will be useful,
10#  but WITHOUT ANY WARRANTY; without even the implied warranty of
11#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12#  GNU General Public License for more details.
13
14# You should have received a copy of the GNU General Public License
15# along with this program; if not, write to the Free Software
16# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
17
18# To the extent this program is licensed as part of the Enterprise
19# versions of Cfengine, the applicable Commercial Open Source License
20# (COSL) may apply to this file if you as a licensee so wish it. See
21# included file COSL.txt.
22
23#+begin_src cfengine3
24bundle agent main
25{
26  vars:
27      "todo" slist => { "a 1", "b 2", "c 3" };
28      # Here, `with` is the canonified version of $(todo), letting us avoid an
29      # intermediate canonification array.
30      "$(with)" string => "$(todo)", with => canonify($(todo));
31
32      "complex" data => '
33{
34  "x": 200,
35  "y": [ 1, 2, null, true, false ]
36}
37';
38
39  reports:
40      "For iterable '$(todo)' we created variable '$(with)' and its value is '$(todo)'"
41        with => canonify($(todo));
42
43      "We can print a data container compactly without creating a temporary variable: $(with)"
44        with => format("%S", complex);
45
46      "We can print a data container fully without creating a temporary variable: $(with)"
47        with => storejson(complex);
48}
49
50#+end_src
51###############################################################################
52#+begin_src example_output
53#@ ```
54#@ R: For iterable 'a 1' we created variable 'a_1' and its value is 'a 1'
55#@ R: For iterable 'b 2' we created variable 'b_2' and its value is 'b 2'
56#@ R: For iterable 'c 3' we created variable 'c_3' and its value is 'c 3'
57#@ R: We can print a data container compactly without creating a temporary variable: {"x":200,"y":[1,2,null,true,false]}
58#@ R: We can print a data container fully without creating a temporary variable: {
59#@   "x": 200,
60#@   "y": [
61#@     1,
62#@     2,
63#@     null,
64#@     true,
65#@     false
66#@   ]
67#@ }
68#@ ```
69#+end_src
70