Lechimp\Dicto\Variables\Entities

Complexity

Total Complexity

7

Size/Duplication

Total Lines	49
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	2

Test Coverage

Coverage

100%

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	6	2
	id()	0	1	?
	entity_name()	0	1	?
A	meaning()	0	3	1
A	compile()	0	14	4

<?php
/******************************************************************************
 * An implementation of dicto (scg.unibe.ch/dicto) in and for PHP.
 * 
 * Copyright (c) 2016 Richard Klees <richard.klees@rwth-aachen.de>
 *
 * This software is licensed under The MIT License. You should have received 
 * a copy of the license along with the code.
 */

namespace Lechimp\Dicto\Variables;

use Lechimp\Dicto\Graph\Node;

abstract class Entities extends Variable {
    public function __construct($name= null) {
        if ($name === null) {
            $name = ucfirst($this->entity_name());
        }
        parent::__construct($name);
    }

    /**
     * Get an id for the type of entity.
     *
     * @return  string
     */
    abstract public function id();

    /**
     * Get the name of the entity.
     *
     * TODO: Check, if that is really necessary.
     *
     * @return string
     */
    abstract public function entity_name();

    /**
     * @inheritdocs
     */
    public function meaning() {
        return $this->entity_name();
    }

    /**
     * @inheritdocs
     */
    public function compile($negate = false) {
        if (!$negate) {
            return function(Node $n) {
                return $n->type() == $this->id()
                    || $n->type() == $this->id()." reference";
            };
        }
        else {
            return function(Node $n) {
                return $n->type() != $this->id()
                    && $n->type() != $this->id()." reference";
            };
        }
    }
}