1: 2: 3: 4: 5: 6: 7: 8: 9: 10: 11: 12: 13: 14: 15: 16: 17: 18: 19: 20: 21: 22: 23: 24: 25: 26: 27: 28: 29: 30: 31: 32: 33: 34: 35: 36: 37: 38: 39: 40: 41: 42: 43: 44: 45: 46: 47: 48: 49: 50: 51: 52: 53: 54: 55: 56: 57: 58: 59: 60: 61: 62: 63: 64: 65: 66: 67: 68: 69: 70: 71: 72: 73: 74: 75: 76: 77: 78: 79: 80: 81: 82: 83: 84: 85: 86: 87: 88: 89: 90: 91: 92: 93: 94: 95: 96: 97: 98: 99: 100: 101: 102: 103:
<?php
namespace Webmozart\Console\IO\OutputStream;
use Webmozart\Assert\Assert;
use Webmozart\Console\Api\IO\IOException;
use Webmozart\Console\Api\IO\OutputStream;
class StreamOutputStream implements OutputStream
{
private $stream;
public function __construct($stream)
{
Assert::resource($stream, 'stream');
$this->stream = $stream;
}
public function write($string)
{
if (null === $this->stream) {
throw new IOException('Cannot read from a closed input.');
}
if (false === fwrite($this->stream, $string)) {
throw new IOException('Could not write stream.');
}
}
public function flush()
{
if (null === $this->stream) {
throw new IOException('Cannot read from a closed input.');
}
if (false === fflush($this->stream)) {
throw new IOException('Could not flush stream.');
}
}
public function supportsAnsi()
{
if (DIRECTORY_SEPARATOR === '\\') {
return false !== getenv('ANSICON') || 'ON' === getenv('ConEmuANSI');
}
return function_exists('posix_isatty') && @posix_isatty($this->stream);
}
public function close()
{
if ($this->stream) {
@fclose($this->stream);
$this->stream = null;
}
}
public function isClosed()
{
return null === $this->stream;
}
}