@NotNull public static HgVersion parseVersionAndExtensionInfo(@Nullable String output,@NotNull List<String> errorLines) throws ParseException {
  if (StringUtil.isEmptyOrSpaces(output)) {
    throw new ParseException("Empty hg version output: " + output,0);
  }
  Matcher matcher=HG_VERSION_PATTERN.matcher(output);
  if (matcher.matches()) {
    return new HgVersion(getIntGroup(matcher,1),getIntGroup(matcher,2),getIntGroup(matcher,3),parseUnsupportedExtensions(errorLines));
  }
  LOGGER.error("Couldn't identify hg version: " + output);
  throw new ParseException("Unsupported format of hg version output: " + output,0);
}

@ NotNull public static HgVersion parseVersionAndExtensionInfo ( @ Nullable String output , @ NotNull List < String > errorLines ) throws ParseException { if ( StringUtil . isEmptyOrSpaces ( output ) ) { throw new ParseException ( "Empty hg version output: " + output , 0 ) ; } Matcher matcher = HG_VERSION_PATTERN . matcher ( output ) ; if ( matcher . matches ( ) ) { return new HgVersion ( getIntGroup ( matcher , 1 ) , getIntGroup ( matcher , 2 ) , getIntGroup ( matcher , 3 ) , parseUnsupportedExtensions ( errorLines ) ) ; } LOGGER . error ( "Couldn't identify hg version: " + output ) ; throw new ParseException ( "Unsupported format of hg version output: " + output , 0 ) ; }
parses output of " hg version " command .
