X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=gitmo%2FMouse.git;a=blobdiff_plain;f=lib%2FMouse%2FTypeRegistry.pm;h=3822cbf9b34ec1664bfdbd3d5353daabdfab928a;hp=b5d069c913f4a78ad7c6733583538b059690da76;hb=e128626c409797822ffd8a4079f833eb3dc0fd37;hpb=381f326abb32e9009cfd84b5da6b92fb5a1c1355 diff --git a/lib/Mouse/TypeRegistry.pm b/lib/Mouse/TypeRegistry.pm index b5d069c..3822cbf 100644 --- a/lib/Mouse/TypeRegistry.pm +++ b/lib/Mouse/TypeRegistry.pm @@ -1,175 +1,33 @@ -#!/usr/bin/env perl package Mouse::TypeRegistry; -use strict; -use warnings; +use Mouse::Util::TypeConstraints; -use Carp (); -use Mouse::Util qw/blessed looks_like_number openhandle/; - -my $SUBTYPE = +{}; -my $COERCE = +{}; - -#find_type_constraint register_type_constraint sub import { - my $class = shift; - my %args = @_; - my $caller = $args{callee} || caller(0); + warn "Mouse::TypeRegistry is deprecated, please use Mouse::Util::TypeConstraints instead."; - no strict 'refs'; - *{"$caller\::as"} = \&_as; - *{"$caller\::where"} = \&_where; - *{"$caller\::message"} = \&_message; - *{"$caller\::from"} = \&_from; - *{"$caller\::via"} = \&_via; - *{"$caller\::subtype"} = \&_subtype; - *{"$caller\::coerce"} = \&_coerce; - *{"$caller\::class_type"} = \&_class_type; - *{"$caller\::role_type"} = \&_role_type; + shift @_; + unshift @_, 'Mouse::Util::TypeConstraints'; + goto \&Mouse::Util::TypeConstraints::import; } +sub unimport { + warn "Mouse::TypeRegistry is deprecated, please use Mouse::Util::TypeConstraints instead."; -sub _as ($) { - as => $_[0] -} -sub _where (&) { - where => $_[0] -} -sub _message ($) { - message => $_[0] -} - -sub _from { @_ } -sub _via (&) { - $_[0] -} - -my $optimized_constraints; -my $optimized_constraints_base; -{ - no warnings 'uninitialized'; - $optimized_constraints = $optimized_constraints_base = { - Any => sub { 1 }, - Item => sub { 1 }, - Bool => sub { - !defined($_) || $_ eq "" || "$_" eq '1' || "$_" eq '0' - }, - Undef => sub { !defined($_) }, - Defined => sub { defined($_) }, - Value => sub { defined($_) && !ref($_) }, - Num => sub { !ref($_) && looks_like_number($_) }, - Int => sub { defined($_) && !ref($_) && /^-?[0-9]+$/ }, - Str => sub { defined($_) && !ref($_) }, - ClassName => sub { Mouse::is_class_loaded($_) }, - Ref => sub { ref($_) }, - - ScalarRef => sub { ref($_) eq 'SCALAR' }, - ArrayRef => sub { ref($_) eq 'ARRAY' }, - HashRef => sub { ref($_) eq 'HASH' }, - CodeRef => sub { ref($_) eq 'CODE' }, - RegexpRef => sub { ref($_) eq 'Regexp' }, - GlobRef => sub { ref($_) eq 'GLOB' }, - - FileHandle => sub { - ref($_) eq 'GLOB' - && openhandle($_) - or - blessed($_) - && $_->isa("IO::Handle") - }, - - Object => sub { blessed($_) && blessed($_) ne 'Regexp' }, - }; -} -sub _subtype { - my $pkg = caller(0); - my($name, %conf) = @_; - if (my $type = $SUBTYPE->{$name}) { - Carp::croak "The type constraint '$name' has already been created, cannot be created again in $pkg"; - }; - my $as = $conf{as}; - my $stuff = $conf{where} || optimized_constraints()->{$as}; - - $SUBTYPE->{$name} = $stuff; - $optimized_constraints = +{ %{ $SUBTYPE }, %{ $optimized_constraints_base } }; -} - -sub _coerce { - my($name, %conf) = @_; - - Carp::croak "Cannot find type '$name', perhaps you forgot to load it." - unless optimized_constraints()->{$name}; - - my $subtypes = optimized_constraints(); - $COERCE->{$name} ||= {}; - while (my($type, $code) = each %conf) { - Carp::croak "A coercion action already exists for '$type'" - if $COERCE->{$name}->{$type}; - - Carp::croak "Could not find the type constraint ($type) to coerce from" - unless $subtypes->{$type}; - - $COERCE->{$name}->{$type} = $code; - } -} - -sub _class_type { - my $pkg = caller(0); - my($name, $conf) = @_; - my $class = $conf->{class}; - _subtype( - $name => where => sub { - defined $_ && ref($_) eq $class; - } - ); -} - -sub _role_type { - my($name, $conf) = @_; - my $role = $conf->{role}; - _subtype( - $name => where => sub { - return unless defined $_ && ref($_) && $_->isa('Mouse::Object'); - $_->meta->does_role($role); - } - ); -} - -sub typecast_constraints { - my($class, $pkg, $type, $value) = @_; - return $value unless $COERCE->{$type}; - - my $optimized_constraints = optimized_constraints(); - for my $coerce_type (keys %{ $COERCE->{$type} }) { - local $_ = $value; - if ($optimized_constraints->{$coerce_type}->()) { - local $_ = $value; - return $COERCE->{$type}->{$coerce_type}->(); - } - } - - return $value; -} - -sub optimized_constraints { $optimized_constraints } -{ - my @optimized_constraints_keys = keys %{ $optimized_constraints }; - sub list_all_builtin_type_constraints { @optimized_constraints_keys } + shift @_; + unshift @_, 'Mouse::Util::TypeConstraints'; + goto \&Mouse::Util::TypeConstraints::unimport; } 1; __END__ -=head1 NAME -Mouse::TypeRegistry - simple type constraints +=head1 NAME -=head1 METHODS +Mouse::TypeRegistry - (DEPRECATED) -=head2 optimized_constraints -> HashRef[CODE] +=head1 DESCRIPTION -Returns the simple type constraints that Mouse understands. +Mouse::TypeRegistry is deprecated. Use Mouse::Util::TypeConstraints instead. =cut - -