foo

diff --git a/lib/MooseX/AttributeHelpers/Collection/Array.pm b/lib/MooseX/AttributeHelpers/Collection/Array.pm
index fbc3b1a..4bf17ca 100644 (file)
--- a/lib/MooseX/AttributeHelpers/Collection/Array.pm
+++ b/lib/MooseX/AttributeHelpers/Collection/Array.pm
@@ -6,89 +6,16 @@ use Moose::Util::TypeConstraints;
 our $VERSION   = '0.01';
 our $AUTHORITY = 'cpan:STEVAN';
 
-extends 'MooseX::AttributeHelpers::Collection';
+use MooseX::AttributeHelpers::MethodProvider::Array;
 
-sub helper_type { 'ArrayRef' }
+extends 'MooseX::AttributeHelpers::Collection';
 
-has '+method_constructors' => (
-    default => sub {
-        return +{
-            'push' => sub {
-                my $attr = shift;
-                if ($attr->has_container_type) {
-                    my $container_type_constraint = $attr->container_type_constraint;
-                    return sub { 
-                        my $instance = shift;
-                        $container_type_constraint->check($_) 
-                            || confess "Value " . ($_||'undef') . " did not pass container type constraint"
-                                foreach @_;
-                        push @{$attr->get_value($instance)} => @_; 
-                    };                    
-                }
-                else {
-                    return sub { 
-                        my $instance = shift;
-                        push @{$attr->get_value($instance)} => @_; 
-                    };
-                }
-            },
-            'pop' => sub {
-                my $attr = shift;
-                return sub { pop @{$attr->get_value($_[0])} };
-            },    
-            'unshift' => sub {
-                my $attr = shift;
-                if ($attr->has_container_type) {
-                    my $container_type_constraint = $attr->container_type_constraint;
-                    return sub { 
-                        my $instance = shift;
-                        $container_type_constraint->check($_) 
-                            || confess "Value " . ($_||'undef') . " did not pass container type constraint"
-                                foreach @_;
-                        unshift @{$attr->get_value($instance)} => @_; 
-                    };                    
-                }
-                else {                
-                    return sub { 
-                        my $instance = shift;
-                        unshift @{$attr->get_value($instance)} => @_; 
-                    };
-                }
-            },    
-            'shift' => sub {
-                my $attr = shift;
-                return sub { shift @{$attr->get_value($_[0])} };
-            },    
-            'get' => sub {
-                my $attr = shift;
-                return sub { $attr->get_value($_[0])->[$_[1]] };
-            },    
-            'set' => sub {
-                my $attr = shift;
-                if ($attr->has_container_type) {
-                    my $container_type_constraint = $attr->container_type_constraint;
-                    return sub { 
-                        ($container_type_constraint->check($_[2])) 
-                            || confess "Value " . ($_[2]||'undef') . " did not pass container type constraint";
-                        $attr->get_value($_[0])->[$_[1]] = $_[2]
-                    };                    
-                }
-                else {                
-                    return sub { $attr->get_value($_[0])->[$_[1]] = $_[2] };
-                }
-            },    
-            'count' => sub {
-                my $attr = shift;
-                return sub { scalar @{$attr->get_value($_[0])} };        
-            },
-            'empty' => sub {
-                my $attr = shift;
-                return sub { scalar @{$attr->get_value($_[0])} ? 1 : 0 };        
-            }
-        }
-    }
+has '+method_provider' => (
+    default => 'MooseX::AttributeHelpers::MethodProvider::Array'
 );
 
+sub helper_type { 'ArrayRef' }
+
 no Moose;
 
 # register the alias ...

diff --git a/lib/MooseX/AttributeHelpers/MethodProvider/Array.pm b/lib/MooseX/AttributeHelpers/MethodProvider/Array.pm
new file mode 100644 (file)
index 0000000..d953c97
--- /dev/null
+++ b/lib/MooseX/AttributeHelpers/MethodProvider/Array.pm
@@ -0,0 +1,113 @@
+package MooseX::AttributeHelpers::MethodProvider::Array;
+use Moose::Role;
+
+sub push : method {
+    my ($attr) = @_;
+    if ($attr->has_container_type) {
+        my $container_type_constraint = $attr->container_type_constraint;
+        return sub { 
+            my $instance = CORE::shift;
+            $container_type_constraint->check($_) 
+                || confess "Value " . ($_||'undef') . " did not pass container type constraint"
+                    foreach @_;
+            CORE::push @{$attr->get_value($instance)} => @_; 
+        };                    
+    }
+    else {
+        return sub { 
+            my $instance = CORE::shift;
+            CORE::push @{$attr->get_value($instance)} => @_; 
+        };
+    }
+}
+
+sub pop : method {
+    my ($attr) = @_;
+    return sub { 
+        CORE::pop @{$attr->get_value($_[0])} 
+    };
+}
+
+sub unshift : method {
+    my ($attr) = @_;
+    if ($attr->has_container_type) {
+        my $container_type_constraint = $attr->container_type_constraint;
+        return sub { 
+            my $instance = CORE::shift;
+            $container_type_constraint->check($_) 
+                || confess "Value " . ($_||'undef') . " did not pass container type constraint"
+                    foreach @_;
+            CORE::unshift @{$attr->get_value($instance)} => @_; 
+        };                    
+    }
+    else {                
+        return sub { 
+            my $instance = CORE::shift;
+            CORE::unshift @{$attr->get_value($instance)} => @_; 
+        };
+    }
+}
+
+sub shift : method {
+    my ($attr) = @_;
+    return sub { 
+        CORE::shift @{$attr->get_value($_[0])} 
+    };
+}
+   
+sub get : method {
+    my ($attr) = @_;
+    return sub { 
+        $attr->get_value($_[0])->[$_[1]] 
+    };
+}
+
+sub set : method {
+    my ($attr) = @_;
+    if ($attr->has_container_type) {
+        my $container_type_constraint = $attr->container_type_constraint;
+        return sub { 
+            ($container_type_constraint->check($_[2])) 
+                || confess "Value " . ($_[2]||'undef') . " did not pass container type constraint";
+            $attr->get_value($_[0])->[$_[1]] = $_[2]
+        };                    
+    }
+    else {                
+        return sub { 
+            $attr->get_value($_[0])->[$_[1]] = $_[2] 
+        };
+    }
+}
+ 
+sub count : method {
+    my ($attr) = @_;
+    return sub { 
+        scalar @{$attr->get_value($_[0])} 
+    };        
+}
+
+sub empty : method {
+    my ($attr) = @_;
+    return sub { 
+        scalar @{$attr->get_value($_[0])} ? 1 : 0 
+    };        
+}
+
+sub find : method {
+    my ($attr) = @_;
+    return sub {
+        my ($instance, $predicate) = @_;
+        foreach my $val (@{$attr->get_value($instance)}) {
+            return $val if $predicate->($val);
+        }
+        return;
+    };
+}
+
+1;
+
+__END__
+
+=pod
+
+=cut