| Conditions | 2 | 
| Paths | 2 | 
| Total Lines | 11 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Tests | 0 | 
| CRAP Score | 6 | 
| Changes | 0 | ||
| 1 | <?php  | 
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| 30 | public function addTransaction(Transaction $transaction)  | 
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| 31 |     { | 
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| 32 | $id = $transaction->getId();  | 
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| 33 |         if (array_key_exists($id, $this->transactions)) { | 
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| 34 | throw new InvalidArgumentException(sprintf(  | 
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| 35 | 'Cannot add transaction with id %s, it already exists',  | 
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| 36 | $id  | 
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| 37 | ));  | 
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| 38 | }  | 
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| 39 | $this->transactions[$id] = $transaction;  | 
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| 40 | }  | 
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| 41 | }  | 
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| 42 |