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package Sub::Lib; |
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12978
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use strict; |
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22
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use warnings; |
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20
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5
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1
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10
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use v5.8.8; |
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7
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our $VERSION = '0.03'; |
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sub new { |
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2435
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my ($class, @args) = @_; |
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5
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5
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my $args; |
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100
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if(1 == @args) { |
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2
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100
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die "reference argument to new() must be a HASH\n" |
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unless 'HASH' eq ref $args[0]; |
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1
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3
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$args = $args[0]; |
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} |
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else { |
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3
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100
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die "non-reference argument list to new() must have an even number of elements\n" |
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unless 0 == @args % 2; |
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2
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4
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$args = {@args}; |
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} |
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# \o/ Lobe den Abgrund |
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3
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3
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my $self = bless do { |
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3
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3
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my $_lib = { }; |
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sub { |
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1672
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my ($name, $sub) = @_; |
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15
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100
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return $_lib |
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unless defined $name; |
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10
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100
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if(defined $sub) { |
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3
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100
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15
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die "sub-routine ($name) is not a sub-routine?\n" |
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unless 'CODE' eq ref $sub; |
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die "sub-routine ($name) already installed in library\n" |
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2
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100
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8
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if exists $_lib->{$name}; |
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1
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1
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$_lib->{$name} = $sub; |
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} |
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else { |
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die "sub-routine ($name) not installed in library\n" |
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7
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100
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15
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unless exists $_lib->{$name}; |
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} |
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46
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7
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return $_lib->{$name}; |
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} |
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3
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}, $class; |
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50
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$self->($_, $args->{$_}) |
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3
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9
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for keys %$args; |
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2
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3
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return $self; |
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} |
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55
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sub has { |
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2
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2
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1
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6
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my ($self, $name) = @_; |
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58
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2
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3
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my $_lib = $self->(); |
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2
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return $_lib->{$name}; |
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} |
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62
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sub run { |
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1
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1
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1
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334
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my ($self, $name, @args) = @_; |
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65
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1
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3
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return $self->($name)->(@args); |
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} |
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68
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sub call { |
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1
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1
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1
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328
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my ($self, $name, $object, @args) = @_; |
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71
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1
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3
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my $sub = $self->($name); |
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1
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3
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return $object->$sub(@args); |
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} |
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75
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sub void { |
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2
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2
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1
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572
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my ($self, $name) = @_; |
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78
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2
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5
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my $_lib = $self->(); |
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my $sub = exists $_lib->{$name} |
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? $_lib->{$name} |
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1
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1
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3
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: sub { return } |
82
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2
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100
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8
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; |
83
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84
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2
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5
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return $sub; |
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} |
86
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87
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sub curry { |
88
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1
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1
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1
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2
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my ($self, $name, @args) = @_; |
89
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90
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1
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2
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my $sub = $self->($name); |
91
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1
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1
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4
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return sub { $sub->(@args, @_) }; |
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1
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5
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92
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} |
93
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94
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sub o { |
95
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1
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1
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1
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321
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my ($self, $name, $object, @args) = @_; |
96
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97
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1
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5
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my $sub = $self->($name); |
98
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1
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1
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5
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return sub { $object->$sub(@args, @_) }; |
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1
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4
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99
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} |
100
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101
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sub y { |
102
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2
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2
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1
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919
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my ($self, $name, $sub, @args) = @_; |
103
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104
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2
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100
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10
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die "code reference required for lambda\n" |
105
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unless 'CODE' eq ref $sub; |
106
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107
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1
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1
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2
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return sub { $sub->( $self->($name), @args, @_ ) } |
108
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1
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4
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} |
109
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110
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111
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1 |
112
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__END__ |