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| author | Andreas Brachold <vdr07@deltab.de> | 2007-11-10 17:53:53 +0000 |
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| committer | Andreas Brachold <vdr07@deltab.de> | 2007-11-10 17:53:53 +0000 |
| commit | cfdd733c17cfa4f1a43b827a656e9e53cc2524ac (patch) | |
| tree | b6f659b1281f77628b36768f0888f67b65f9ca48 /lib/Class/MakeMethods/Template/Inheritable.pm | |
| parent | 9c6c30350161efd74faa3c3705096aecb71c0e81 (diff) | |
| download | xxv-cfdd733c17cfa4f1a43b827a656e9e53cc2524ac.tar.gz xxv-cfdd733c17cfa4f1a43b827a656e9e53cc2524ac.tar.bz2 | |
* Remove unsed packages
* Reorder exit routines
Diffstat (limited to 'lib/Class/MakeMethods/Template/Inheritable.pm')
| -rw-r--r-- | lib/Class/MakeMethods/Template/Inheritable.pm | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/lib/Class/MakeMethods/Template/Inheritable.pm b/lib/Class/MakeMethods/Template/Inheritable.pm deleted file mode 100644 index ac6e7c0..0000000 --- a/lib/Class/MakeMethods/Template/Inheritable.pm +++ /dev/null @@ -1,154 +0,0 @@ -=head1 NAME - -Class::MakeMethods::Template::Inheritable - Overridable data - -=head1 SYNOPSIS - - package MyClass; - - use Class::MakeMethods( 'Template::Inheritable:scalar' => 'foo' ); - # We now have an accessor method for an "inheritable" scalar value - - MyClass->foo( 'Foozle' ); # Set a class-wide value - print MyClass->foo(); # Retrieve class-wide value - - my $obj = MyClass->new(...); - print $obj->foo(); # All instances "inherit" that value... - - $obj->foo( 'Foible' ); # until you set a value for an instance. - print $obj->foo(); # This now finds object-specific value. - ... - - package MySubClass; - @ISA = 'MyClass'; - - print MySubClass->foo(); # Intially same as superclass, - MySubClass->foo('Foobar'); # but overridable per subclass, - print $subclass_obj->foo(); # and shared by its instances - $subclass_obj->foo('Fosil');# until you override them... - ... - -=head1 DESCRIPTION - -The MakeMethods subclass provides accessor methods that search an inheritance tree to find a value. This allows you to set a shared or default value for a given class, and optionally override it in a subclass. - -=cut - -######################################################################## - -package Class::MakeMethods::Template::Inheritable; - -use Class::MakeMethods::Template::Generic '-isasubclass'; - -$VERSION = 1.008; -use strict; -require 5.0; -use Carp; - -sub generic { - { - '-import' => { - 'Template::Generic:generic' => '*' - }, - 'modifier' => { - '-all' => [ q{ - _INIT_VALUE_CLASS_ - * - } ], - }, - 'code_expr' => { - '_VALUE_CLASS_' => '$_value_class', - '_INIT_VALUE_CLASS_' => q{ - my _VALUE_CLASS_; - my @_INC_search = ( _SELF_, _SELF_CLASS_ ); - while ( scalar @_INC_search ) { - _VALUE_CLASS_ = shift @_INC_search; - last if ( exists _ATTR_{data}->{_VALUE_CLASS_} ); - no strict 'refs'; - unshift @_INC_search, @{"_VALUE_CLASS_\::ISA"} if ! ref _VALUE_CLASS_; - } - }, - '_VALUE_' => '_ATTR_{data}->{_VALUE_CLASS_}', - '_GET_VALUE_' => q{ _ATTR_{data}->{_VALUE_CLASS_} }, - '_SET_VALUE_{}' => q{ do { my $data = *; defined($data) ? ( _VALUE_CLASS_ = _SELF_ and _ATTR_{data}->{_SELF_} = $data ) : ( delete _ATTR_{data}->{_SELF_} and undef ) } }, - }, - } -} - -######################################################################## - -=head2 Standard Methods - -The following methods from Generic should be supported: - - scalar - string - string_index (?) - number - boolean (?) - bits (?) - array (?) - hash (?) - tiedhash (?) - hash_of_arrays (?) - object (?) - instance (?) - array_of_objects (?) - code (?) - code_or_scalar (?) - -See L<Class::MakeMethods::Template::Generic> for the interfaces and behaviors of these method types. - -The items marked with a * above are specifically defined in this package, whereas the others are formed automatically by the interaction of this package's generic settings with the code templates provided by the Generic superclass. - -The items marked with a ? above have not been tested sufficiently; please inform the author if they do not function as you would expect. - -=cut - -sub array { - { - '-import' => { - 'Template::Generic:array' => '*', - }, - 'modifier' => { - '-all' => q{ _INIT_VALUE_CLASS_; _ENSURE_REF_VALUE_; * }, - }, - 'code_expr' => { - '_ENSURE_REF_VALUE_' => q{ _VALUE_ ||= []; }, - '_REF_VALUE_' => '(\@{_ATTR_{data}->{_VALUE_CLASS_}})', - }, - } -} - -sub hash { - { - '-import' => { - 'Template::Generic:hash' => '*', - }, - 'modifier' => { - '-all' => q{ _INIT_VALUE_CLASS_; _ENSURE_REF_VALUE_; * }, - }, - 'code_expr' => { - '_ENSURE_REF_VALUE_' => q{ _VALUE_ ||= {}; }, - '_REF_VALUE_' => '(\%{_ATTR_{data}->{_VALUE_CLASS_}})', - }, - } -} - -######################################################################## - -=head1 SEE ALSO - -See L<Class::MakeMethods> for general information about this distribution. - -See L<Class::MakeMethods::Template> for more about this family of subclasses. - -See L<Class::MakeMethods::Template::Generic> for information about the various accessor interfaces subclassed herein. - -If you just need scalar accessors, see L<Class::Data::Inheritable> for a very elegant and efficient implementation. - -=cut - -######################################################################## - -1; |
