protected void swapComments() {
Token outerLoopDoToken = outerLoop.getLoopHeader().findFirstToken();
Token innerLoopDoToken = innerLoop.getLoopHeader().findFirstToken();
String outerLoopWhiteText = outerLoopDoToken.getWhiteBefore();
String innerLoopWhiteText = innerLoopDoToken.getWhiteBefore();
innerLoopDoToken.setWhiteBefore(outerLoopWhiteText);
outerLoopDoToken.setWhiteBefore(innerLoopWhiteText);
}
/**
* @return the whitespace preceding the given token. Note that {@link Token#getWhiteBefore()} may
* return comments and line continuations, while this method only returns everything
* <i>following</i> the last <tt>\n</tt> (if any), so those will be omitted.
*/
protected String extractWhitespacePreceding(Token token) {
String result = token.getWhiteBefore();
return result.substring(result.lastIndexOf('\n') + 1);
}
