if (elementType.equals(EXPRESSION_STATEMENT))
return new GoExpressionStatementImpl(node);
if (elementType.equals(UNARY_EXPRESSION))
return new GoUnaryExpressionImpl(node);
if (elementType.equals(CALL_OR_CONVERSION_EXPRESSION))
return new GoCallOrConvExpressionImpl(node);
if (elementType.equals(FOR_WITH_CONDITION_STATEMENT))