void (@NotNull PsiPolyadicExpression expression) { PsiExpression[] operands = expression.getOperands(); for (int i = 0; i < operands.length; i++) { PsiExpression operand = operands[i]; if (i != 0) { PsiJavaToken token = expression.getTokenBeforeOperand(operand); assert token != null; myBuf.append(" ").append(token.getText()).append(" "); } operand.accept(this); } }