Commit | Line | Data |
ce1f3e8e |
1 | package Data::Dumper::Concise::Sugar; |
2 | |
3 | use 5.006; |
4 | |
5 | use Exporter (); |
6 | use Data::Dumper::Concise (); |
7 | |
8 | BEGIN { @ISA = qw(Exporter) } |
9 | |
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10 | @EXPORT = qw(Dwarn DwarnS Dwarn_only DwarnS_only); |
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11 | |
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12 | |
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13 | sub Dwarn { warn Data::Dumper::Concise::Dumper @_; @_ } |
14 | |
15 | sub DwarnS ($) { warn Data::Dumper::Concise::Dumper $_[0]; $_[0] } |
16 | |
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17 | sub Dwarn_only (&@) { |
18 | my $only = shift; |
19 | warn Data::Dumper::Concise::Dumper $only->(@_); |
20 | @_ |
21 | } |
22 | |
23 | sub DwarnS_only (&$) { |
24 | my $only = shift; |
25 | warn Data::Dumper::Concise::Dumper do { local $_ = $_[0]; $only->($_[0]) }; |
26 | $_[0] |
27 | } |
28 | |
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29 | =head1 NAME |
30 | |
31 | Data::Dumper::Concise::Sugar - return Dwarn @return_value |
32 | |
33 | =head1 SYNOPSIS |
34 | |
35 | use Data::Dumper::Concise::Sugar; |
36 | |
37 | return Dwarn some_call(...) |
38 | |
39 | is equivalent to: |
40 | |
41 | use Data::Dumper::Concise; |
42 | |
43 | my @return = some_call(...); |
44 | warn Dumper(@return); |
45 | return @return; |
46 | |
47 | but shorter. If you need to force scalar context on the value, |
48 | |
49 | use Data::Dumper::Concise::Sugar; |
50 | |
51 | return DwarnS some_call(...) |
52 | |
53 | is equivalent to: |
54 | |
55 | use Data::Dumper::Concise; |
56 | |
57 | my $return = some_call(...); |
58 | warn Dumper($return); |
59 | return $return; |
60 | |
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61 | Another trick that is extremely useful when doing method chaining is the |
62 | following: |
63 | |
64 | my $foo = Bar->new; |
65 | $foo->bar->baz->Data::Dumper::Concise::Sugar::DwarnS->biff; |
66 | |
67 | which is the same as: |
68 | |
69 | my $foo = Bar->new; |
70 | (DwarnS $foo->bar->baz)->biff; |
71 | |
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72 | =head1 DESCRIPTION |
73 | |
74 | use Data::Dumper::Concise::Sugar; |
75 | |
76 | will import Dwarn and DwarnS into your namespace. Using L<Exporter>, so see |
77 | its docs for ways to make it do something else. |
78 | |
79 | =head2 Dwarn |
80 | |
81 | sub Dwarn { warn Data::Dumper::Concise::Dumper @_; @_ } |
82 | |
83 | =head3 DwarnS |
84 | |
85 | sub DwarnS ($) { warn Data::Dumper::Concise::Dumper $_[0]; $_[0] } |
86 | |
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87 | =head1 SEE ALSO |
88 | |
89 | You probably want L<Devel::Dwarn>, it's the shorter name for this module. |
90 | |
91 | =cut |
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92 | |
93 | 1; |