AndExpression::evaluate() - Code Metrics - peacefulbit/packet-lite - Measure and Improve Code Quality continuously with Scrutinizer

AndExpression::evaluate() A
last analyzed 2016-11-01 20:01 UTC

↳ Parent: AndExpression

Complexity

Conditions	3
Paths	1

Size

Total Lines	18
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	9
nc	1
nop	1
dl	0
loc	18
rs	9.4285
c	0
b	0
f	0

<?php

namespace PeacefulBit\Slate\Parser\Nodes;

use function Nerd\Common\Arrays\toHeadTail;
use function Nerd\Common\Functional\tail;

use PeacefulBit\Slate\Core\Frame;

class AndExpression extends Node
{
    /**
     * @var array
     */
    private $expressions;

    /**
     * @param array $expressions
     */
    public function __construct(array $expressions)
    {
        $this->expressions = $expressions;
    }

    /**
     * @return array
     */
    public function getExpressions(): array
    {
        return $this->expressions;
    }

    /**
     * @return string
     */
    public function __toString()
    {
        return '(and ' . implode(' ', array_map('strval', $this->expressions)) . ')';
    }

    /**
     * @param Frame $frame
     * @return mixed
     */
    public function evaluate(Frame $frame)
    {
        $iter = tail(function ($rest) use (&$iter, $frame) {
            if (empty($rest)) {
                return true;
            }

            list ($head, $tail) = toHeadTail($rest);

            if (!$frame($head)) {
                return false;
            }

            return $iter($tail);
        });

        return $iter($this->getExpressions());
    }
}


1			<?php
2
3			namespace PeacefulBit\Slate\Parser\Nodes;
4
5			use function Nerd\Common\Arrays\toHeadTail;
6			use function Nerd\Common\Functional\tail;
7
8			use PeacefulBit\Slate\Core\Frame;
9
10			class AndExpression extends Node
11			{
12			/**
13			* @var array
14			*/
15			private $expressions;
16
17			/**
18			* @param array $expressions
19			*/
20			public function __construct(array $expressions)
21			{
22			$this->expressions = $expressions;
23			}
24
25			/**
26			* @return array
27			*/
28			public function getExpressions(): array
29			{
30			return $this->expressions;
31			}
32
33			/**
34			* @return string
35			*/
36			public function __toString()
37			{
38			return '(and ' . implode(' ', array_map('strval', $this->expressions)) . ')';
39			}
40
41			/**
42			* @param Frame $frame
43			* @return mixed
44			*/
45			public function evaluate(Frame $frame)
46			{
47			$iter = tail(function ($rest) use (&$iter, $frame) {
48			if (empty($rest)) {
49			return true;
50			}
51
52			list ($head, $tail) = toHeadTail($rest);
53
54			if (!$frame($head)) {
55			return false;
56			}
57
58			return $iter($tail);
59			});
60
61			return $iter($this->getExpressions());
62			}
63			}
64

peacefulbit / packet-lite

AndExpression::evaluate() A last analyzed 2016-11-01 20:01 UTC

Complexity

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AndExpression::evaluate() A
last analyzed 2016-11-01 20:01 UTC