Improve error message for incompatible vector binary operations

Now it is clearly stated when the dimension of vectors are different.

src/language/ASTNodeBinaryOperatorExpressionBuilder.cpp

@@ -51,11 +51,15 @@ ASTNodeBinaryOperatorExpressionBuilder::ASTNodeBinaryOperatorExpressionBuilder(A
         }
       } else if constexpr (std::is_same_v<DataTA, TinyVector<1>> or std::is_same_v<DataTA, TinyVector<2>> or
                            std::is_same_v<DataTA, TinyVector<3>>) {
-        if ((data_type_b == ASTNodeDataType::vector_t) and (data_a.dimension() == data_type_b.dimension())) {
+        if ((data_type_b == ASTNodeDataType::vector_t)) {
           if constexpr (std::is_same_v<OperatorT, language::plus_op> or std::is_same_v<OperatorT, language::minus_op> or
                         std::is_same_v<OperatorT, language::eqeq_op> or
                         std::is_same_v<OperatorT, language::not_eq_op>) {
+            if (data_a.dimension() == data_type_b.dimension()) {
               n.m_node_processor = std::make_unique<BinaryExpressionProcessor<OperatorT, DataTA, DataTA>>(n);
+            } else {
+              throw parse_error("incompatible dimensions of operands", std::vector{n.begin()});
+            }
           } else {
             throw parse_error("invalid binary operator", std::vector{n.begin()});
           }