Code BLock Macro loses line returns

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Add this text:
private String location;
private String template;
private String merged_template;
private String template_sink = "";
private String template_source;
private String row_template;
private String row_sink = "";
private int sourceFromIndex = 0;
private int sourceToIndex = 0;
private int rowFromIndex = 0;
Execure the Code Block marco.
It look like

private String template; private String merged_template; private String template_sink = ""; private String template_source; private String row_template; private String row_sink = ""; private int sourceFromIndex = 0; private int sourceToIndex = 0; private int rowFromIndex = 0;