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Nama	Ukuran	Aksi
AbstractChunkOutputBuilder.php	1.5 MB	View DL Edit
DiffOnlyOutputBuilder.php	2.05 MB	View DL Edit
DiffOutputBuilderInterface.php	521 B	View DL Edit
StrictUnifiedDiffOutputBuilder.php	10.67 MB	View DL Edit
UnifiedDiffOutputBuilder.php	8.18 MB	View DL Edit

Edit file: /opt/cpanel/ea-wappspector/vendor/sebastian/diff/src/Output/StrictUnifiedDiffOutputBuilder.php

<?php declare(strict_types=1);
/*
 * This file is part of sebastian/diff.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace SebastianBergmann\Diff\Output;

use function array_merge;
use function array_splice;
use function count;
use function fclose;
use function fopen;
use function fwrite;
use function is_bool;
use function is_int;
use function is_string;
use function max;
use function min;
use function sprintf;
use function stream_get_contents;
use function substr;
use SebastianBergmann\Diff\ConfigurationException;
use SebastianBergmann\Diff\Differ;

/**
 * Strict Unified diff output builder.
 *
 * Generates (strict) Unified diff's (unidiffs) with hunks.
 */
final class StrictUnifiedDiffOutputBuilder implements DiffOutputBuilderInterface
{
    private static array $default = [
        'collapseRanges'      => true, // ranges of length one are rendered with the trailing `,1`
        'commonLineThreshold' => 6,    // number of same lines before ending a new hunk and creating a new one (if needed)
        'contextLines'        => 3,    // like `diff:  -u, -U NUM, --unified[=NUM]`, for patch/git apply compatibility best to keep at least @ 3
        'fromFile'            => null,
        'fromFileDate'        => null,
        'toFile'              => null,
        'toFileDate'          => null,
    ];
    private bool $changed;
    private bool $collapseRanges;

/**
     * @psalm-var positive-int
     */
    private int $commonLineThreshold;
    private string $header;

/**
     * @psalm-var positive-int
     */
    private int $contextLines;

public function __construct(array $options = [])
    {
        $options = array_merge(self::$default, $options);

if (!is_bool($options['collapseRanges'])) {
            throw new ConfigurationException('collapseRanges', 'a bool', $options['collapseRanges']);
        }

if (!is_int($options['contextLines']) || $options['contextLines'] < 0) {
            throw new ConfigurationException('contextLines', 'an int >= 0', $options['contextLines']);
        }

if (!is_int($options['commonLineThreshold']) || $options['commonLineThreshold'] <= 0) {
            throw new ConfigurationException('commonLineThreshold', 'an int > 0', $options['commonLineThreshold']);
        }

$this->assertString($options, 'fromFile');
        $this->assertString($options, 'toFile');
        $this->assertStringOrNull($options, 'fromFileDate');
        $this->assertStringOrNull($options, 'toFileDate');

$this->header = sprintf(
            "--- %s%s\n+++ %s%s\n",
            $options['fromFile'],
            null === $options['fromFileDate'] ? '' : "\t" . $options['fromFileDate'],
            $options['toFile'],
            null === $options['toFileDate'] ? '' : "\t" . $options['toFileDate'],
        );

$this->collapseRanges      = $options['collapseRanges'];
        $this->commonLineThreshold = $options['commonLineThreshold'];
        $this->contextLines        = $options['contextLines'];
    }

public function getDiff(array $diff): string
    {
        if (0 === count($diff)) {
            return '';
        }

$this->changed = false;

$buffer = fopen('php://memory', 'r+b');
        fwrite($buffer, $this->header);

$this->writeDiffHunks($buffer, $diff);

if (!$this->changed) {
            fclose($buffer);

return '';
        }

$diff = stream_get_contents($buffer, -1, 0);

fclose($buffer);

// If the last char is not a linebreak: add it.
        // This might happen when both the `from` and `to` do not have a trailing linebreak
        $last = substr($diff, -1);

return "\n" !== $last && "\r" !== $last
            ? $diff . "\n"
            : $diff;
    }

private function writeDiffHunks($output, array $diff): void
    {
        // detect "No newline at end of file" and insert into `$diff` if needed

$upperLimit = count($diff);

if (0 === $diff[$upperLimit - 1][1]) {
            $lc = substr($diff[$upperLimit - 1][0], -1);

if ("\n" !== $lc) {
                array_splice($diff, $upperLimit, 0, [["\n\\ No newline at end of file\n", Differ::NO_LINE_END_EOF_WARNING]]);
            }
        } else {
            // search back for the last `+` and `-` line,
            // check if it has a trailing linebreak, else add a warning under it
            $toFind = [1 => true, 2 => true];

for ($i = $upperLimit - 1; $i >= 0; $i--) {
                if (isset($toFind[$diff[$i][1]])) {
                    unset($toFind[$diff[$i][1]]);
                    $lc = substr($diff[$i][0], -1);

if ("\n" !== $lc) {
                        array_splice($diff, $i + 1, 0, [["\n\\ No newline at end of file\n", Differ::NO_LINE_END_EOF_WARNING]]);
                    }

if (!count($toFind)) {
                        break;
                    }
                }
            }
        }

// write hunks to output buffer

$cutOff      = max($this->commonLineThreshold, $this->contextLines);
        $hunkCapture = false;
        $sameCount   = $toRange = $fromRange = 0;
        $toStart     = $fromStart = 1;
        $i           = 0;

/** @var int $i */
        foreach ($diff as $i => $entry) {
            if (0 === $entry[1]) { // same
                if (false === $hunkCapture) {
                    $fromStart++;
                    $toStart++;

continue;
                }

$sameCount++;
                $toRange++;
                $fromRange++;

if ($sameCount === $cutOff) {
                    $contextStartOffset = ($hunkCapture - $this->contextLines) < 0
                        ? $hunkCapture
                        : $this->contextLines;

// note: $contextEndOffset = $this->contextLines;
                    //
                    // because we never go beyond the end of the diff.
                    // with the cutoff/contextlines here the follow is never true;
                    //
                    // if ($i - $cutOff + $this->contextLines + 1 > \count($diff)) {
                    //    $contextEndOffset = count($diff) - 1;
                    // }
                    //
                    // ; that would be true for a trailing incomplete hunk case which is dealt with after this loop

$this->writeHunk(
                        $diff,
                        $hunkCapture - $contextStartOffset,
                        $i - $cutOff + $this->contextLines + 1,
                        $fromStart - $contextStartOffset,
                        $fromRange - $cutOff + $contextStartOffset + $this->contextLines,
                        $toStart - $contextStartOffset,
                        $toRange - $cutOff + $contextStartOffset + $this->contextLines,
                        $output,
                    );

$fromStart += $fromRange;
                    $toStart   += $toRange;

$hunkCapture = false;
                    $sameCount   = $toRange = $fromRange = 0;
                }

continue;
            }

$sameCount = 0;

if ($entry[1] === Differ::NO_LINE_END_EOF_WARNING) {
                continue;
            }

$this->changed = true;

if (false === $hunkCapture) {
                $hunkCapture = $i;
            }

if (Differ::ADDED === $entry[1]) { // added
                $toRange++;
            }

if (Differ::REMOVED === $entry[1]) { // removed
                $fromRange++;
            }
        }

if (false === $hunkCapture) {
            return;
        }

// we end here when cutoff (commonLineThreshold) was not reached, but we were capturing a hunk,
        // do not render hunk till end automatically because the number of context lines might be less than the commonLineThreshold

$contextStartOffset = $hunkCapture - $this->contextLines < 0
            ? $hunkCapture
            : $this->contextLines;

// prevent trying to write out more common lines than there are in the diff _and_
        // do not write more than configured through the context lines
        $contextEndOffset = min($sameCount, $this->contextLines);

$fromRange -= $sameCount;
        $toRange   -= $sameCount;

$this->writeHunk(
            $diff,
            $hunkCapture - $contextStartOffset,
            $i - $sameCount + $contextEndOffset + 1,
            $fromStart - $contextStartOffset,
            $fromRange + $contextStartOffset + $contextEndOffset,
            $toStart - $contextStartOffset,
            $toRange + $contextStartOffset + $contextEndOffset,
            $output,
        );
    }

private function writeHunk(
        array $diff,
        int $diffStartIndex,
        int $diffEndIndex,
        int $fromStart,
        int $fromRange,
        int $toStart,
        int $toRange,
        $output
    ): void {
        fwrite($output, '@@ -' . $fromStart);

if (!$this->collapseRanges || 1 !== $fromRange) {
            fwrite($output, ',' . $fromRange);
        }

fwrite($output, ' +' . $toStart);

if (!$this->collapseRanges || 1 !== $toRange) {
            fwrite($output, ',' . $toRange);
        }

fwrite($output, " @@\n");

for ($i = $diffStartIndex; $i < $diffEndIndex; $i++) {
            if ($diff[$i][1] === Differ::ADDED) {
                $this->changed = true;
                fwrite($output, '+' . $diff[$i][0]);
            } elseif ($diff[$i][1] === Differ::REMOVED) {
                $this->changed = true;
                fwrite($output, '-' . $diff[$i][0]);
            } elseif ($diff[$i][1] === Differ::OLD) {
                fwrite($output, ' ' . $diff[$i][0]);
            } elseif ($diff[$i][1] === Differ::NO_LINE_END_EOF_WARNING) {
                $this->changed = true;
                fwrite($output, $diff[$i][0]);
            }
            // } elseif ($diff[$i][1] === Differ::DIFF_LINE_END_WARNING) { // custom comment inserted by PHPUnit/diff package
            //  skip
            // } else {
            //  unknown/invalid
            // }
        }
    }

private function assertString(array $options, string $option): void
    {
        if (!is_string($options[$option])) {
            throw new ConfigurationException($option, 'a string', $options[$option]);
        }
    }

private function assertStringOrNull(array $options, string $option): void
    {
        if (null !== $options[$option] && !is_string($options[$option])) {
            throw new ConfigurationException($option, 'a string or <null>', $options[$option]);
        }
    }
}

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