// We'd be really fancy if we filtered out return statements in all
// inner blocks.
sbool containsReturnWithArgument(LS tok) {
  for (int i = 1; i+2 < l(tok); i += 2) {
    S t = tok.get(i);
    if (eqOneOf(t, "ret", "return") && neqOneOf(tok.get(i+2), ";", "if", "unless", "with"))
      true;
      
    // skip embedded functions & classes
    if (eqOneOf(t, "embedded", "class") && isIdentifier(get(tok, i+2))
      // skip anonymous classes
      || eq(t, "(") && eqGet(tok, i+2, ")") && eqGet(tok, i+4, "{"))
      i = tok_findEndOfMethodDecl(tok, i)-1; // this might just work for classes too

    // skip runnables / lambdas
    if (eqOneOf(t, "r", ">") && eqGet(tok, i+2, "{"))
      i = findEndOfBlock(tok, i+2)-1;
  }
  false;
}

sbool containsReturnWithArgument(S code) {
  ret containsReturnWithArgument(javaTok(code));
}

Began life as a copy of #1003913