|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/** |
|
4
|
|
|
* Static Analysis Results Baseliner (sarb). |
|
5
|
|
|
* |
|
6
|
|
|
* (c) Dave Liddament |
|
7
|
|
|
* |
|
8
|
|
|
* For the full copyright and licence information please view the LICENSE file distributed with this source code. |
|
9
|
|
|
*/ |
|
10
|
|
|
|
|
11
|
|
|
declare(strict_types=1); |
|
12
|
|
|
|
|
13
|
|
|
namespace DaveLiddament\StaticAnalysisResultsBaseliner\Plugins\GitDiffHistoryAnalyser\internal; |
|
14
|
|
|
|
|
15
|
|
|
use DaveLiddament\StaticAnalysisResultsBaseliner\Domain\HistoryAnalyser\UnifiedDiffParser\FileMutation; |
|
16
|
|
|
use Webmozart\Assert\Assert; |
|
17
|
|
|
|
|
18
|
|
|
final class OriginalLineNumberCalculator |
|
19
|
|
|
{ |
|
20
|
|
|
/** |
|
21
|
|
|
* Returns original line number or null if the line was added in the mutation given the file mutations. |
|
22
|
|
|
*/ |
|
23
|
|
|
public static function calculateOriginalLineNumber(FileMutation $fileMutation, int $newLineNumber): ?int |
|
24
|
|
|
{ |
|
25
|
|
|
$lineNumberMapper = new LineNumberMapper(); |
|
26
|
|
|
|
|
27
|
|
|
foreach ($fileMutation->getLineMutations() as $lineMutation) { |
|
28
|
|
|
if ($lineMutation->isAdded()) { |
|
29
|
|
|
$newLine = $lineMutation->getNewLine(); |
|
30
|
|
|
Assert::notNull($newLine); |
|
31
|
|
|
$targetNewLineNumber = $newLine->getLineNumber(); |
|
32
|
|
|
|
|
33
|
|
|
if ($newLineNumber === $targetNewLineNumber) { |
|
34
|
|
|
return null; |
|
35
|
|
|
} |
|
36
|
|
|
|
|
37
|
|
|
while ($lineNumberMapper->getNewLineNumber() < $targetNewLineNumber) { |
|
38
|
|
|
if ($lineNumberMapper->getNewLineNumber() === $newLineNumber) { |
|
39
|
|
|
return $lineNumberMapper->getOriginalLineNumber(); |
|
40
|
|
|
} |
|
41
|
|
|
|
|
42
|
|
|
$lineNumberMapper->incrementBoth(); |
|
43
|
|
|
} |
|
44
|
|
|
|
|
45
|
|
|
$lineNumberMapper->incrementNew(); |
|
46
|
|
|
} else { |
|
47
|
|
|
$originalLine = $lineMutation->getOriginalLine(); |
|
48
|
|
|
Assert::notNull($originalLine); |
|
49
|
|
|
$targetOriginalLineNumber = $originalLine->getLineNumber(); |
|
50
|
|
|
|
|
51
|
|
|
while ($lineNumberMapper->getOriginalLineNumber() < $targetOriginalLineNumber) { |
|
52
|
|
|
if ($lineNumberMapper->getNewLineNumber() === $newLineNumber) { |
|
53
|
|
|
return $lineNumberMapper->getOriginalLineNumber(); |
|
54
|
|
|
} |
|
55
|
|
|
|
|
56
|
|
|
$lineNumberMapper->incrementBoth(); |
|
57
|
|
|
} |
|
58
|
|
|
|
|
59
|
|
|
$lineNumberMapper->incrementOriginal(); |
|
60
|
|
|
} |
|
61
|
|
|
} |
|
62
|
|
|
|
|
63
|
|
|
$differenceNewLineAndCurrentNewLine = $newLineNumber - $lineNumberMapper->getNewLineNumber(); |
|
64
|
|
|
|
|
65
|
|
|
return $lineNumberMapper->getOriginalLineNumber() + $differenceNewLineAndCurrentNewLine; |
|
66
|
|
|
} |
|
67
|
|
|
} |
|
68
|
|
|
|
DaveLiddament /
sarb
