Viewing file:  Codesnippet.php (1.68 KB) -rw-r--r--
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<?php
namespace Facade\FlareClient\Stacktrace;
use RuntimeException;
class Codesnippet
{
/** @var int */
private $surroundingLine = 1;
/** @var int */
private $snippetLineCount = 9;
public function surroundingLine(int $surroundingLine): self
{
$this->surroundingLine = $surroundingLine;
return $this;
}
public function snippetLineCount(int $snippetLineCount): self
{
$this->snippetLineCount = $snippetLineCount;
return $this;
}
public function get(string $fileName): array
{
if (! file_exists($fileName)) {
return [];
}
try {
$file = new File($fileName);
[$startLineNumber, $endLineNumber] = $this->getBounds($file->numberOfLines());
$code = [];
$line = $file->getLine($startLineNumber);
$currentLineNumber = $startLineNumber;
while ($currentLineNumber <= $endLineNumber) {
$code[$currentLineNumber] = rtrim(substr($line, 0, 250));
$line = $file->getNextLine();
$currentLineNumber++;
}
return $code;
} catch (RuntimeException $exception) {
return [];
}
}
private function getBounds($totalNumberOfLineInFile): array
{
$startLine = max($this->surroundingLine - floor($this->snippetLineCount / 2), 1);
$endLine = $startLine + ($this->snippetLineCount - 1);
if ($endLine > $totalNumberOfLineInFile) {
$endLine = $totalNumberOfLineInFile;
$startLine = max($endLine - ($this->snippetLineCount - 1), 1);
}
return [$startLine, $endLine];
}
}
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