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Refactor

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This commit is contained in:
Daniil Gentili 2019-08-22 21:45:16 +02:00
parent 1b3c043451
commit ea01c9a051
1 changed files with 9 additions and 8 deletions
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17
lib/functions.php
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@ -167,17 +167,18 @@ function getStderr(): ResourceOutputStream
function readLine(string $prompt = ''): Promise
{
return call(static function () use ($prompt) {
$stdin = getStdin();
static $key = InputStream::class . '\\stdinLine';
$stream = Loop::getState($key);
if (!$stream) {
$stream = new LineReader(getStdin());
Loop::setState($key, $stream);
}
if ($prompt) {
yield getStdout()->write($prompt);
}
static $lines = [''];
while (\count($lines) < 2 && ($chunk = yield $stdin->read()) !== null) {
$chunk = \explode("\n", \str_replace(["\r", "\n\n"], "\n", $chunk));
$lines[\count($lines) - 1] .= \array_shift($chunk);
$lines = \array_merge($lines, $chunk);
}
return \array_shift($lines);
return $stream->readLine();
});
}