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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_4s00veaks0b1dj29sn5jjd0dop, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
svoid tok_questionDot(LS tok) {
  jreplace(tok, "if (<id> ?. <id)", "if ($3 != null && $3.$6)");
  
  jreplace_dyn(tok, "<id> ?.",
    func(LS tok, int i) -> S {
      S var = tok.get(i);
      bool isExpression = eqGetOneOf(tok, i-2, "ret", "return", ",", "=", "(", "?"); // too few
      if (!isExpression) {
        int j = tok_findEndOfStatement(tok, i)-1;
        tokAppend_reTok(tok, j, " }");
        ret "{ if (\*var*/ != null) \*var*/.";
      } else
        ret "\*var*/ == null ? null : \*var*/.";
    });
    
  /*jreplace_dyn(tok, "<id>()?.",
    func(LS tok, int i) -> S {
      int iQ = indexOf(tok, i, "?");
      S expr = joinSubList(tok, i, iQ-1);
      bool isExpression = eqGetOneOf(tok, i-2, "ret", "return", ",", "=", "(", "?"); // too few
      S var = makeVar();
      if (!isExpression) {
        int j = tok_findEndOfStatement(tok, i)-1;
        tokAppend_reTok(tok, j, " }");
        ret "{ var \*var*/ = \*expr*/; if (\*var*/ != null) \*var*/.";
      } else {  // experimental
        int j = tok_findEndOfExpression(tok, i)-1;
        tokAppend_reTok(tok, j, ")");
        ret "rCallF(\*expr*/, \*var*/ -> \*var*/ == null ?: \*var*/.";
      }
    });*/
    
  jreplace_dyn(tok, ")?.",
    func(LS tok, int i) -> S {
      int iQ = indexOf(tok, i, "?");
      int iBeginningOfLHS = tok_findBeginningOfJavaXTerm(tok, iQ-2);
      S expr = joinSubList(tok, i, iQ-1);
      bool isExpression = eqGetOneOf(tok, iBeginningOfLHS-2, "ret", "return", ",", "=", "(", "?"); // too few
      S var = makeVar();
      if (!isExpression) {
        int j = tok_findEndOfStatement(tok, i)-1;
        tokAppend_reTok(tok, j, " }");
        ret "{ var \*var*/ = \*expr*/; if (\*var*/ != null) \*var*/.";
      } else {  // experimental
        int j = tok_findEndOfExpression(tok, i)-1;
        tokAppend_reTok(tok, j, ")");
        ret "rCallF(\*expr*/, \*var*/ -> \*var*/ == null ?: \*var*/.";
      }
    });
}