getExecutableCommand()); $matches = array(); if (preg_match('/^(?P\d+\.\d+\.\d+)$/', $stdout, $matches)) { return $matches['version']; } else { return false; } } public function getInstallInstructions() { return pht('Install pyflakes with `%s`.', 'pip install pyflakes'); } protected function parseLinterOutput($path, $err, $stdout, $stderr) { $lines = phutil_split_lines($stdout, false); $messages = array(); foreach ($lines as $line) { $matches = null; if (!preg_match('/^(.*?):(\d+): (.*)$/', $line, $matches)) { continue; } foreach ($matches as $key => $match) { $matches[$key] = trim($match); } $severity = ArcanistLintSeverity::SEVERITY_WARNING; $description = $matches[3]; $error_regexp = '/(^undefined|^duplicate|before assignment$)/'; if (preg_match($error_regexp, $description)) { $severity = ArcanistLintSeverity::SEVERITY_ERROR; } $message = new ArcanistLintMessage(); $message->setPath($path); $message->setLine($matches[2]); $message->setCode($this->getLinterName()); $message->setDescription($description); $message->setSeverity($severity); $messages[] = $message; } return $messages; } protected function canCustomizeLintSeverities() { return false; } }