Instantiator::__construct()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 4
rs 10
c 0
b 0
f 0
cc 1
eloc 2
nc 1
nop 1
1
<?php
2
3
namespace ArgumentResolver;
4
5
use ArgumentResolver\Exception\ResolutionException;
6
7
class Instantiator
8
{
9
    /**
10
     * @var ArgumentResolver
11
     */
12
    private $argumentResolver;
13
14
    /**
15
     * @param ArgumentResolver $argumentResolver
16
     */
17
    public function __construct(ArgumentResolver $argumentResolver)
18
    {
19
        $this->argumentResolver = $argumentResolver;
20
    }
21
22
    /**
23
     * @param string $class
24
     * @param array  $availableArguments
25
     *
26
     * @throws ResolutionException
27
     *
28
     * @return object
29
     */
30
    public function instantiate($class, array $availableArguments)
31
    {
32
        $reflectionClass = new \ReflectionClass($class);
33
        if (null === ($constructor = $reflectionClass->getConstructor())) {
34
            throw new ResolutionException(sprintf(
35
                'Class "%s" do not have a constructor',
36
                $class
37
            ));
38
        }
39
40
        $arguments = $this->argumentResolver->resolveArguments($constructor, $availableArguments);
41
42
        return $reflectionClass->newInstanceArgs($arguments);
43
    }
44
}
45