Code Duplication    Length = 15-18 lines in 2 locations

PHPDaemon/Clients/Redis/Connection.php 2 locations

@@ 144-158 (lines=15) @@
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        $this->pos = 0;
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    }
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    public function current()
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    {
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        if (!is_array($this->result)) {
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            return $this->pos === 0 ? $this->result : null;
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        } elseif ($this->resultType === static::RESULT_TYPE_DEFAULT || $this->resultType === static::RESULT_TYPE_ARGSVALS) {
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            return $this->result[$this->pos];
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        } elseif ($this->resultType === static::RESULT_TYPE_MESSAGE) {
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            // message
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            return $this->result[2];
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        } elseif ($this->resultType === static::RESULT_TYPE_ASSOC) {
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            return $this->result[$this->pos * 2 + 1];
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        }
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    }
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    public function key()
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    {
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        if (!is_array($this->result)) {
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            return $this->pos === 0 ? 0 : null;
@@ 158-175 (lines=18) @@
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        }
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    }
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    public function key()
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    {
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        if (!is_array($this->result)) {
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            return $this->pos === 0 ? 0 : null;
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        } elseif ($this->resultType === static::RESULT_TYPE_DEFAULT) {
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            return $this->pos;
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        } elseif ($this->resultType === static::RESULT_TYPE_MESSAGE) {
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            // channel
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            return $this->result[1];
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        } elseif ($this->resultType === static::RESULT_TYPE_ARGSVALS) {
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            return $this->args[$this->pos];
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        } elseif ($this->resultType === static::RESULT_TYPE_ASSOC) {
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            return $this->result[$this->pos * 2];
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        }
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    }
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    public function next()
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    {
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        ++$this->pos;
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    }
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