X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=gitmo%2FMouse.git;a=blobdiff_plain;f=lib%2FMouse%2FRole.pm;h=4f224b49a8b56a1a3f1cd1f38efb217434e682d0;hp=da5b302db0d9dfaccbdec4647351bf90f734793c;hb=e9148d131f7c3d6a1e3fc9e7c491f80fb5dde90b;hpb=4352306000f5015a5984891845a5016fa7c831a4 diff --git a/lib/Mouse/Role.pm b/lib/Mouse/Role.pm index da5b302..4f224b4 100644 --- a/lib/Mouse/Role.pm +++ b/lib/Mouse/Role.pm @@ -1,11 +1,14 @@ package Mouse::Role; -use Mouse::Util qw(not_supported); # enables strict and warnings +use Mouse::Exporter; # enables strict and warnings -use Carp qw(confess); +our $VERSION = '0.50'; + +use Carp qw(confess); use Scalar::Util qw(blessed); +use Mouse::Util qw(not_supported); +use Mouse::Meta::Role; use Mouse (); -use Mouse::Exporter; Mouse::Exporter->setup_import_methods( as_is => [qw( @@ -22,18 +25,34 @@ Mouse::Exporter->setup_import_methods( ], ); -# XXX: for backward compatibility -our @EXPORT = qw( - extends with - has - before after around - override super - augment inner - requires excludes +sub extends { + Carp::croak "Roles do not support 'extends'"; +} - blessed confess -); +sub with { + my $meta = Mouse::Meta::Role->initialize(scalar caller); + Mouse::Util::apply_all_roles($meta->name, @_); + return; +} + +sub has { + my $meta = Mouse::Meta::Role->initialize(scalar caller); + my $name = shift; + + $meta->throw_error(q{Usage: has 'name' => ( key => value, ... )}) + if @_ % 2; # odd number of arguments + + if(ref $name){ # has [qw(foo bar)] => (...) + for (@{$name}){ + $meta->add_attribute($_ => @_); + } + } + else{ # has foo => (...) + $meta->add_attribute($name => @_); + } + return; +} sub before { my $meta = Mouse::Meta::Role->initialize(scalar caller); @@ -42,6 +61,7 @@ sub before { for (@_) { $meta->add_before_method_modifier($_ => $code); } + return; } sub after { @@ -51,6 +71,7 @@ sub after { for (@_) { $meta->add_after_method_modifier($_ => $code); } + return; } sub around { @@ -60,6 +81,7 @@ sub around { for (@_) { $meta->add_around_method_modifier($_ => $code); } + return; } @@ -71,6 +93,7 @@ sub super { sub override { # my($name, $code) = @_; Mouse::Meta::Role->initialize(scalar caller)->add_override_method_modifier(@_); + return; } # We keep the same errors messages as Moose::Role emits, here. @@ -82,26 +105,11 @@ sub augment { Carp::croak "Roles cannot support 'augment'"; } -sub has { - my $meta = Mouse::Meta::Role->initialize(scalar caller); - my $name = shift; - - $meta->add_attribute($_ => @_) for ref($name) ? @{$name} : $name; -} - -sub extends { - Carp::croak "Roles do not support 'extends'" -} - -sub with { - my $meta = Mouse::Meta::Role->initialize(scalar caller); - Mouse::Util::apply_all_roles($meta->name, @_); -} - sub requires { my $meta = Mouse::Meta::Role->initialize(scalar caller); $meta->throw_error("Must specify at least one method") unless @_; $meta->add_required_methods(@_); + return; } sub excludes { @@ -109,19 +117,24 @@ sub excludes { } sub init_meta{ - my($class, %args) = @_; + shift; + my %args = @_; - my $for_class = $args{for_class} + my $class = $args{for_class} or Carp::confess("Cannot call init_meta without specifying a for_class"); my $metaclass = $args{metaclass} || 'Mouse::Meta::Role'; - my $meta = $metaclass->initialize($for_class); + my $meta = $metaclass->initialize($class); $meta->add_method(meta => sub{ $metaclass->initialize(ref($_[0]) || $_[0]); }); + # make a role type for each Mouse role + Mouse::Util::TypeConstraints::role_type($class) + unless Mouse::Util::TypeConstraints::find_type_constraint($class); + return $meta; } @@ -133,6 +146,10 @@ __END__ Mouse::Role - The Mouse Role +=head1 VERSION + +This document describes Mouse version 0.50 + =head1 SYNOPSIS package MyRole; @@ -146,18 +163,15 @@ Returns this role's metaclass instance. =head2 C<< before (method|methods) -> CodeRef >> -Sets up a B method modifier. See L or -L. +Sets up a B method modifier. See L. =head2 C<< after (method|methods) => CodeRef >> -Sets up an B method modifier. See L or -L. +Sets up an B method modifier. See L. =head2 C<< around (method|methods) => CodeRef >> -Sets up an B method modifier. See L or -L. +Sets up an B method modifier. See L. =head2 C