X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=gitmo%2FMouse.git;a=blobdiff_plain;f=lib%2FMouse.pm;h=112f808812c8c8c0a636106347f35eb13d4223f4;hp=9cca1dc7222abb22dfb6c8fb8543022eb2eb1b16;hb=8bc2760b16d8ad03dedb54b8d2c6a2b4e6eaad2e;hpb=0d6e12bec0f93cd1e6e0f58bd00fbad9447dd325 diff --git a/lib/Mouse.pm b/lib/Mouse.pm index 9cca1dc..112f808 100644 --- a/lib/Mouse.pm +++ b/lib/Mouse.pm @@ -4,28 +4,33 @@ use warnings; use 5.006; use base 'Exporter'; -our $VERSION = '0.24'; +our $VERSION = '0.30'; use Carp 'confess'; use Scalar::Util 'blessed'; -use Mouse::Util; +use Mouse::Util qw(load_class is_class_loaded); use Mouse::Meta::Attribute; +use Mouse::Meta::Module; # class_of() use Mouse::Meta::Class; use Mouse::Object; use Mouse::Util::TypeConstraints; our @EXPORT = qw(extends has before after around override super blessed confess with); -sub extends { Mouse::Meta::Class->initialize(caller)->superclasses(@_) } +our %is_removable = map{ $_ => undef } @EXPORT; +delete $is_removable{blessed}; +delete $is_removable{confess}; + +sub extends { Mouse::Meta::Class->initialize(scalar caller)->superclasses(@_) } sub has { - my $meta = Mouse::Meta::Class->initialize(caller); + my $meta = Mouse::Meta::Class->initialize(scalar caller); $meta->add_attribute(@_); } sub before { - my $meta = Mouse::Meta::Class->initialize(caller); + my $meta = Mouse::Meta::Class->initialize(scalar caller); my $code = pop; @@ -35,7 +40,7 @@ sub before { } sub after { - my $meta = Mouse::Meta::Class->initialize(caller); + my $meta = Mouse::Meta::Class->initialize(scalar caller); my $code = pop; @@ -45,7 +50,7 @@ sub after { } sub around { - my $meta = Mouse::Meta::Class->initialize(caller); + my $meta = Mouse::Meta::Class->initialize(scalar caller); my $code = pop; @@ -55,7 +60,7 @@ sub around { } sub with { - Mouse::Util::apply_all_roles((caller)[0], @_); + Mouse::Util::apply_all_roles(scalar(caller), @_); } our $SUPER_PACKAGE; @@ -119,11 +124,10 @@ sub init_meta { $meta->superclasses($base_class) unless $meta->superclasses; - { - no strict 'refs'; - no warnings 'redefine'; - *{$class.'::meta'} = sub { $meta }; - } + $meta->add_method(meta => sub{ + return Mouse::Meta::Class->initialize(ref($_[0]) || $_[0]); + }); + return $meta; } @@ -169,65 +173,20 @@ sub import { sub unimport { my $caller = caller; - no strict 'refs'; - for my $keyword (@EXPORT) { - delete ${ $caller . '::' }{$keyword}; - } -} - -sub load_class { - my $class = shift; - - if (ref($class) || !defined($class) || !length($class)) { - my $display = defined($class) ? $class : 'undef'; - confess "Invalid class name ($display)"; - } - - return 1 if $class eq 'Mouse::Object'; - return 1 if is_class_loaded($class); - - (my $file = "$class.pm") =~ s{::}{/}g; - - eval { CORE::require($file) }; - confess "Could not load class ($class) because : $@" if $@; - - return 1; -} - -sub is_class_loaded { - my $class = shift; - - return 0 if ref($class) || !defined($class) || !length($class); - - # walk the symbol table tree to avoid autovififying - # \*{${main::}{"Foo::"}} == \*main::Foo:: - - my $pack = \*::; - foreach my $part (split('::', $class)) { - return 0 unless exists ${$$pack}{"${part}::"}; - $pack = \*{${$$pack}{"${part}::"}}; - } + my $stash = do{ + no strict 'refs'; + \%{$caller . '::'} + }; - # check for $VERSION or @ISA - return 1 if exists ${$$pack}{VERSION} - && defined *{${$$pack}{VERSION}}{SCALAR}; - return 1 if exists ${$$pack}{ISA} - && defined *{${$$pack}{ISA}}{ARRAY}; + for my $keyword (@EXPORT) { + my $code; + if(exists $is_removable{$keyword} + && ($code = $caller->can($keyword)) + && (Mouse::Util::get_code_info($code))[0] eq __PACKAGE__){ - # check for any method - foreach ( keys %{$$pack} ) { - next if substr($_, -2, 2) eq '::'; - return 1 if defined *{${$$pack}{$_}}{CODE}; + delete $stash->{$keyword}; + } } - - # fail - return 0; -} - -sub class_of { - return unless defined $_[0]; - my $class = blessed($_[0]) || $_[0]; - return Mouse::Meta::Class::get_metaclass_by_name($class); } 1; @@ -268,16 +227,19 @@ Mouse - Moose minus the antlers L is wonderful. B -Unfortunately, Moose has a compile-time penalty. Though significant progress has -been made over the years, the compile time penalty is a non-starter for some -applications. +Unfortunately, Moose has a compile-time penalty. Though significant progress +has been made over the years, the compile time penalty is a non-starter for +some very specific applications. If you are writing a command-line application +or CGI script where startup time is essential, you may not be able to use +Moose. We recommend that you instead use L and FastCGI for the +latter, if possible. Mouse aims to alleviate this by providing a subset of Moose's functionality, faster. We're also going as light on dependencies as possible. -L or L is required if you want support -for L, L, and L. +L or L is required +if you want support for L, L, and L. =head2 MOOSE COMPAT @@ -289,7 +251,13 @@ runs the test suite 4x faster. The idea is that, if you need the extra power, you should be able to run C on your codebase and have nothing break. To that end, we have written L which will act as Mouse unless Moose is loaded, -in which case it will act as Moose. +in which case it will act as Moose. Since Mouse is a little sloppier than +Moose, if you run into weird errors, it would be worth running: + + ANY_MOOSE=Moose perl your-script.pl + +to see if the bug is caused by Mouse. Moose's diagnostics and validation are +also much better. =head2 MouseX @@ -299,6 +267,12 @@ should upgrade to Moose. We don't need two parallel sets of extensions! If you really must write a Mouse extension, please contact the Moose mailing list or #moose on IRC beforehand. +=head2 Maintenance + +The original author of this module has mostly stepped down from maintaining +Mouse. See L. +If you would like to help maintain this module, please get in touch with us. + =head1 KEYWORDS =head2 meta -> Mouse::Meta::Class @@ -495,7 +469,9 @@ L. =head1 COPYRIGHT AND LICENSE -Copyright 2008 Shawn M Moore. +Copyright 2008-2009 Infinity Interactive, Inc. + +http://www.iinteractive.com/ This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.