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<?php
namespace SourceSpan;
use League\Uri\Contracts\UriInterface;
final class SimpleSourceLocation extends SourceLocationMixin
{
private readonly int $line;
private readonly int $column;
/**
* Creates a new location indicating $offset within $sourceUrl.
*
* $line and $column default to assuming the source is a single line. This
* means that $line defaults to 0 and $column defaults to $offset.
*/
public function __construct(
private readonly int $offset,
private readonly ?UriInterface $sourceUrl = null,
?int $line = null,
?int $column = null,
) {
$this->line = $line ?? 0;
$this->column = $column ?? $offset;
if ($offset < 0) {
throw new \OutOfRangeException('Offset may not be negative.');
}
if ($line !== null && $line < 0) {
throw new \OutOfRangeException('Line may not be negative.');
}
if ($column !== null && $column < 0) {
throw new \OutOfRangeException('Column may not be negative.');
}
}
public function getOffset(): int
{
return $this->offset;
}
public function getLine(): int
{
return $this->line;
}
public function getColumn(): int
{
return $this->column;
}
public function getSourceUrl(): ?UriInterface
{
return $this->sourceUrl;
}
}
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