f, err := os.Open(os.ExpandEnv(file))
	if err != nil {
		return nil, err
	}
	defer f.Close()
	var lines []string
	ln := uint(1)
	scanner := bufio.NewScanner(f)
	for scanner.Scan() && ln <= end {
		if ln >= start {
			lines = append(lines, scanner.Text())
		}
		ln++
	}
	return &ssa.FuncLines{Filename: file, StartLineno: start, Lines: lines}, nil
}

    String QUERY_HIGHLIGHT_BOUNDARY_MAX_SCAN = "query.highlight.boundary.max.scan";

    /** The key of the configuration. e.g. chars */
    String QUERY_HIGHLIGHT_BOUNDARY_SCANNER = "query.highlight.boundary.scanner";

    /** The key of the configuration. e.g. default */
    String QUERY_HIGHLIGHT_ENCODER = "query.highlight.encoder";

    /** The key of the configuration. e.g. false */