Completed
Push — master ( f1eb50...6d2eba )
by Enrico
05:39 queued 05:34
created

FixedCondition::pass()   B

Complexity

Conditions 5
Paths 4

Size

Total Lines 23
Code Lines 13

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 16
CRAP Score 5

Importance

Changes 1
Bugs 1 Features 0
Metric Value
cc 5
eloc 13
nc 4
nop 2
dl 0
loc 23
ccs 16
cts 16
cp 1
crap 5
rs 8.5906
c 1
b 1
f 0
1
<?php
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/**
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 * @author Christian Kraus <[email protected]>
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 */
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namespace PHPSA\Analyzer\Pass\Statement;
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use PhpParser\Node\Stmt\Do_;
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use PhpParser\Node\Stmt\If_;
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use PhpParser\Node\Stmt\Switch_;
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use PhpParser\Node\Stmt\While_;
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use PHPSA\Analyzer\Pass;
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use PHPSA\Context;
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class FixedCondition implements Pass\AnalyzerPassInterface
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{
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    /**
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     * @param $stmt
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     * @param Context $context
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     * @return bool
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     */
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    public function pass($stmt, Context $context)
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    {
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        $result = false;
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        $expression = $context->getExpressionCompiler()->compile($stmt->cond);
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        if ($expression->hasValue()) {
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            $context->notice(
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                'fixed_condition',
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                'The condition will always result in the same boolean value',
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                $stmt
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            );
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            $result = true;
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        }
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        if ($stmt instanceof If_) {
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            foreach ($stmt->elseifs as $elseif) {
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                $result = $this->pass($elseif, $context) || $result;
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            }
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        }
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        return $result;
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    }
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    /**
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     * @return array
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     */
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    public function getRegister()
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    {
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        return [
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            If_::class,
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            While_::class,
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            Do_::class,
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            Switch_::class,
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        ];
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    }
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}
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