Completed
Pull Request — master (#16)
by Nikola
01:32
created

CompositeConstraint::and()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 1

Importance

Changes 0
Metric Value
dl 0
loc 4
ccs 2
cts 2
cp 1
rs 10
c 0
b 0
f 0
cc 1
eloc 2
nc 1
nop 2
crap 1
1
<?php
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declare(strict_types=1);
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namespace Version\Constraint;
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use Version\Version;
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use Version\Exception\InvalidCompositeConstraintException;
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/**
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 * @author Nikola Posa <[email protected]>
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 */
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class CompositeConstraint implements ConstraintInterface
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{
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    public const TYPE_AND = 'AND';
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    public const TYPE_OR = 'OR';
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    /**
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     * @var string
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     */
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    protected $type;
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    /**
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     * @var ConstraintInterface[]
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     */
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    protected $constraints;
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    public function __construct(string $type, ConstraintInterface $constraint, ConstraintInterface ...$constraints)
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    {
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        if (! in_array($type, [self::TYPE_AND, self::TYPE_OR], true)) {
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            throw InvalidCompositeConstraintException::forType($type);
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        }
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        $this->type = $type;
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        $this->constraints = array_merge([$constraint], $constraints);
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    }
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    public static function and(ConstraintInterface $constraint, ConstraintInterface ...$constraints) : CompositeConstraint
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    {
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        return new static(self::TYPE_AND, $constraint, ...$constraints);
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    }
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    public static function or(ConstraintInterface $constraint, ConstraintInterface ...$constraints) : CompositeConstraint
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    {
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        return new static(self::TYPE_OR, $constraint, ...$constraints);
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    }
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    public function getType() : string
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    {
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        return $this->type;
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    }
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    public function getConstraints() : array
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    {
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        return $this->constraints;
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    }
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    public function assert(Version $version) : bool
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    {
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        if ($this->type === self::TYPE_AND) {
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            return $this->assertAnd($version);
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        }
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        return $this->assertOr($version);
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    }
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    protected function assertAnd(Version $version) : bool
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    {
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        foreach ($this->constraints as $constraint) {
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            if (! $constraint->assert($version)) {
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                return false;
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            }
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        }
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        return true;
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    }
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    protected function assertOr(Version $version) : bool
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    {
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        foreach ($this->constraints as $constraint) {
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            if ($constraint->assert($version)) {
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                return true;
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            }
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        }
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        return false;
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    }
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}
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