25     private $inputBuffer = '';  variable in Symfony\\Component\\Process\\Pipes\\AbstractPipes
38             $this->inputBuffer = $input;
40             $this->inputBuffer = (string) $input;
107             } elseif (!isset($this->inputBuffer[0])) {
114                 $this->inputBuffer = $input;
131             if (isset($this->inputBuffer[0])) {
132                 $written = fwrite($stdin, $this->inputBuffer);
133                 $this->inputBuffer = substr($this->inputBuffer, $written);
134                 if (isset($this->inputBuffer[0])) {
148                         $this->inputBuffer = $data;
164 …if (!isset($this->inputBuffer[0]) && !($this->input instanceof \Iterator ? $this->input->valid() :…