table of contents
Class::C3::Componentised::ApplyHooks(3) | User Contributed Perl Documentation | Class::C3::Componentised::ApplyHooks(3) |
NAME¶
Class::C3::Componentised::ApplyHooks - Run methods before or after components are injected
SYNOPSIS¶
package MyComponent; our %statistics; use Class::C3::Componentised::ApplyHooks -before_apply => sub { my ($class, $component) = @_; push @{$statistics{$class}}, '-before_apply'; }, -after_apply => sub { my ($class, $component) = @_; push @{$statistics{$class}}, '-after_apply'; }, qw(BEFORE_APPLY AFTER_APPLY); BEFORE_APPLY { push @{$statistics{$class}}, 'BEFORE_APPLY' }; AFTER_APPLY { push @{$statistics{$class}}, 'AFTER_APPLY' }; AFTER_APPLY { use Devel::Dwarn; Dwarn %statistics }; 1;
DESCRIPTION¶
This package allows a given component to run methods on the class that is being injected into before or after the component is injected. Note from the "SYNOPSIS" that all "Load Actions" may be run more than once.
IMPORT ACTION¶
Both import actions simply run a list of coderefs that will be passed the class that is being acted upon and the component that is being added to the class.
IMPORT OPTIONS¶
-before_apply¶
Adds a before apply action for the current component without importing any subroutines into your namespace.
-after_apply¶
Adds an after apply action for the current component without importing any subroutines into your namespace.
EXPORTED SUBROUTINES¶
BEFORE_APPLY¶
BEFORE_APPLY { warn "about to apply $_[1] to class $_[0]" };
Adds a before apply action for the current component.
AFTER_APPLY¶
AFTER_APPLY { warn "just applied $_[1] to class $_[0]" };
Adds an after apply action for the current component.
2018-02-24 | perl v5.40.0 |