SyntaxCheckNodeVisitor::doEnterNode() - Code Metrics - Inspection of "Major refactoring to improve architecture" - MewesK/TwigSpreadsheetBundle - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( dea5e9...4057a0 )

by Mewes

created 2017-06-05 05:19 UTC

SyntaxCheckNodeVisitor::doEnterNode() A

↳ Parent: SyntaxCheckNodeVisitor

Complexity

Conditions	4
Paths	5

Size

Total Lines	19
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	19
rs	9.2
c	0
b	0
f	0
cc	4
eloc	9
nc	5
nop	2

<?php

namespace MewesK\TwigSpreadsheetBundle\Twig\NodeVisitor;

use MewesK\TwigSpreadsheetBundle\Twig\Node\BaseNode;

/**
 * Class SyntaxCheckNodeVisitor.
 */
class SyntaxCheckNodeVisitor extends \Twig_BaseNodeVisitor
{
    /**
     * @var array
     */
    protected $path = [];

    /**
     * {@inheritdoc}
     */
    public function getPriority()
    {
        return 0;
    }

    /**
     * {@inheritdoc}
     *
     * @throws \Twig_Error_Syntax
     */
    protected function doEnterNode(\Twig_Node $node, \Twig_Environment $env)
    {
        if ($node instanceof BaseNode) {
            /*
             * @var BaseNode $node
             */
            try {
                $this->checkAllowedParents($node);
            } catch (\Twig_Error_Syntax $e) {
                // reset path since throwing an error prevents doLeaveNode to be called
                $this->path = [];
                throw $e;
            }
        }

        $this->path[] = $node !== null ? get_class($node) : null;

        return $node;
    }

    /**
     * {@inheritdoc}
     */
    protected function doLeaveNode(\Twig_Node $node, \ Twig_Environment $env)
    {
        array_pop($this->path);

        return $node;
    }

    /**
     * @param BaseNode $node
     *
     * @throws \Twig_Error_Syntax
     */
    private function checkAllowedParents(BaseNode $node)
    {
        $parentName = null;

        foreach (array_reverse($this->path) as $className) {
            if (strpos($className, 'MewesK\\TwigSpreadsheetBundle\\Twig\\Node\\') === 0) {
                $parentName = $className;
                break;
            }
        }

        if ($parentName === null) {
            return;
        }

        foreach ($node->getAllowedParents() as $className) {
            if ($className === $parentName) {
                return;
            }
        }

        throw new \Twig_Error_Syntax(sprintf('Node "%s" is not allowed inside of Node "%s".', get_class($node), $parentName));
    }
}


1			<?php
2
3			namespace MewesK\TwigSpreadsheetBundle\Twig\NodeVisitor;
4
5			use MewesK\TwigSpreadsheetBundle\Twig\Node\BaseNode;
6
7			/**
8			* Class SyntaxCheckNodeVisitor.
9			*/
10			class SyntaxCheckNodeVisitor extends \Twig_BaseNodeVisitor
11			{
12			/**
13			* @var array
14			*/
15			protected $path = [];
16
17			/**
18			* {@inheritdoc}
19			*/
20			public function getPriority()
21			{
22			return 0;
23			}
24
25			/**
26			* {@inheritdoc}
27			*
28			* @throws \Twig_Error_Syntax
29			*/
30			protected function doEnterNode(\Twig_Node $node, \Twig_Environment $env)
31			{
32			if ($node instanceof BaseNode) {
33			/*
34			* @var BaseNode $node
35			*/
36			try {
37			$this->checkAllowedParents($node);
38			} catch (\Twig_Error_Syntax $e) {
39			// reset path since throwing an error prevents doLeaveNode to be called
40			$this->path = [];
41			throw $e;
42			}
43			}
44
45			$this->path[] = $node !== null ? get_class($node) : null;
46
47			return $node;
48			}
49
50			/**
51			* {@inheritdoc}
52			*/
53			protected function doLeaveNode(\Twig_Node $node, \ Twig_Environment $env)
54			{
55			array_pop($this->path);
56
57			return $node;
58			}
59
60			/**
61			* @param BaseNode $node
62			*
63			* @throws \Twig_Error_Syntax
64			*/
65			private function checkAllowedParents(BaseNode $node)
66			{
67			$parentName = null;
68
69			foreach (array_reverse($this->path) as $className) {
70			if (strpos($className, 'MewesK\\TwigSpreadsheetBundle\\Twig\\Node\\') === 0) {
71			$parentName = $className;
72			break;
73			}
74			}
75
76			if ($parentName === null) {
77			return;
78			}
79
80			foreach ($node->getAllowedParents() as $className) {
81			if ($className === $parentName) {
82			return;
83			}
84			}
85
86			throw new \Twig_Error_Syntax(sprintf('Node "%s" is not allowed inside of Node "%s".', get_class($node), $parentName));
87			}
88			}
89

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SyntaxCheckNodeVisitor::doEnterNode() A

Complexity

Size

Duplication

Importance

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