ruby_mixin_parent.rb

module HogeTrait
  def h
    res = super
    puts "HogeTrait::h() dayo"
    res['t'] = 'traitdayo'
    res
  end
end

class ParentHoge
  def h
    puts "ParentHoge::h() dayo"
    {h: 'hdayo'}
  end
end

class ChildHoge < ParentHoge
  include HogeTrait
  def h
    res = super
    puts "ChildHoge::h() dayo"
    res
  end
end

h = ChildHoge.new
p h.h

#ParentHoge::h() dayo
#HogeTrait::h() dayo
#ChildHoge::h() dayo
#{:h=>"hdayo", "t"=>"traitdayo"}

trait_parent.php

<?php

trait HogeTrait {
    public function h() {
        $res = parent::h();
        echo "HogeTrait::h() dayo\n";
        $res['t'] = 'traitdayo';
        return $res;
    }
}

class ParentHoge {
    public function h() {
        echo "ParentHoge::h() dayo\n";
        return ['h' => 'hdayo'];
    }
}

class ChildHoge extends ParentHoge {
    use HogeTrait { h as hh; }

    public function h() {
        $res = $this->hh();
        echo "ChildHoge::h() dayo\n";
        return $res;
    }
}

$h = new ChildHoge();
var_dump($h->h());

//ParentHoge::h() dayo
//HogeTrait::h() dayo
//ChildHoge::h() dayo
//array(2) {
//  'h' =>
//  string(5) "hdayo"
//  't' =>
//  string(9) "traitdayo"
//}