Code Duplication    Length = 4-4 lines in 2 locations

src/Dontdrinkandroot/Date/FlexDate.php 2 locations

@@ 163-166 (lines=4) @@
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        if (null !== $this->year) {
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            $string .= $this->year;
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        }
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        if (null !== $this->month) {
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            $string .= '-';
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            $string .= str_pad($this->month, 2, '0', STR_PAD_LEFT);
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        }
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        if (null !== $this->day) {
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            $string .= '-';
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            $string .= str_pad($this->day, 2, '0', STR_PAD_LEFT);
@@ 167-170 (lines=4) @@
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            $string .= '-';
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            $string .= str_pad($this->month, 2, '0', STR_PAD_LEFT);
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        }
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        if (null !== $this->day) {
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            $string .= '-';
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            $string .= str_pad($this->day, 2, '0', STR_PAD_LEFT);
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        }
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        return $string;
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    }