static OS parse()

in junit-jupiter-api/src/main/java/org/junit/jupiter/api/condition/OS.java [85:112]

• 24 lines of code
• 8 McCabe index (conditional complexity)

	static OS parse(String osName) {
		if (StringUtils.isBlank(osName)) {
			logger.debug(
				() -> "JVM system property 'os.name' is undefined. It is therefore not possible to detect the current OS.");

			// null signals that the current OS is "unknown"
			return null;
		}

		osName = osName.toLowerCase(Locale.ENGLISH);

		if (osName.contains("aix")) {
			return AIX;
		}
		if (osName.contains("linux")) {
			return LINUX;
		}
		if (osName.contains("mac")) {
			return MAC;
		}
		if (osName.contains("sunos") || osName.contains("solaris")) {
			return SOLARIS;
		}
		if (osName.contains("win")) {
			return WINDOWS;
		}
		return OTHER;
	}