Genkgo\Mail\Stream\EmptyStream

Complexity

Total Complexity

16

Size/Duplication

Total Lines	127
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Test Coverage

Coverage

66.67%

Importance

Changes

0

15 Methods

Rating	Name	Duplication	Size	Complexity
A	__toString()	0	4	1
A	close()	0	4	1
A	detach()	0	4	1
A	getSize()	0	4	1
A	tell()	0	4	1
A	eof()	0	4	1
A	isSeekable()	0	4	1
A	seek()	0	4	2
A	rewind()	0	4	1
A	isWritable()	0	4	1
A	write()	0	4	1
A	isReadable()	0	4	1
A	read()	0	4	1
A	getContents()	0	4	1
A	getMetadata()	0	4	1

<?php
declare(strict_types=1);

namespace Genkgo\Mail\Stream;

use Genkgo\Mail\StreamInterface;

final class EmptyStream implements StreamInterface
{
    /**
     * @return string
     */
    public function __toString(): string
    {
        return '';
    }

    /**
     * @return void
     */
    public function close(): void
    {
        ;
    }

    /**
     * @return null
     */
    public function detach()
    {
        return null;
    }

    /**
     * @return int
     */
    public function getSize(): int
    {
        return 0;
    }

    /**
     * @return int
     */
    public function tell(): int
    {
        return 0;
    }

    /**
     * @return bool
     */
    public function eof(): bool
    {
        return true;
    }

    /**
     * @return bool
     */
    public function isSeekable(): bool
    {
        return true;
    }

    /**
     * @param int $offset
     * @param int $whence
     * @return int
     */
    public function seek(int $offset, int $whence = SEEK_SET): int
    {
        return $offset === 0 ? 0 : -1;
    }

    /**
     * @return bool
     */
    public function rewind(): bool
    {
        return true;
    }

    /**
     * @return bool
     */
    public function isWritable(): bool
    {
        return false;
    }

    /**
     * @param string $string
     * @return int on failure.
     */
    public function write($string): int
    {
        throw new \RuntimeException('Cannot write to empty stream');
    }

    /**
     * @return bool
     */
    public function isReadable(): bool
    {
        return true;
    }

    /**
     * @param int $length
     * @return string
     */
    public function read(int $length): string
    {
        return '';
    }

    /**
     * @return string
     */
    public function getContents(): string
    {
        return '';
    }

    /**
     * @param array<int, string> $keys
     * @return array<string, mixed>

The doc-type array<string, could not be parsed: Expected ">" at position 5, but found "end of type". (view supported doc-types)

     */
    public function getMetadata(array $keys = []): array
    {
        return [];
    }
}