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Added more specific static asserts for the consistency checks

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This commit is contained in:
rbock 2014-11-25 21:46:09 +01:00
parent 7ba973d9af
commit 935baebedb
8 changed files with 86 additions and 7 deletions
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1
include/sqlpp11/from.h
View File

@ -120,6 +120,7 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
// FIXME: We might want to check if we have too many tables define in the FROM
using _consistency_check = consistent_t;
};
};

15
include/sqlpp11/group_by.h
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@ -55,6 +55,17 @@ namespace sqlpp
interpretable_list_t<Database> _dynamic_expressions;
};
struct assert_no_unknown_tables_in_group_by_t
{
using type = std::false_type;
template<typename T = void>
static void _()
{
static_assert(wrong_t<T>::value, "at least one group-by expression requires a table which is otherwise not known in the statement");
}
};
// GROUP BY
template<typename Database, typename... Expressions>
struct group_by_t
@ -128,7 +139,9 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
using _consistency_check = consistent_t;
using _consistency_check = typename std::conditional<Policies::template _no_unknown_tables<group_by_t>::value,
consistent_t,
assert_no_unknown_tables_in_group_by_t>::type;
};
};

15
include/sqlpp11/having.h
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@ -54,6 +54,17 @@ namespace sqlpp
interpretable_list_t<Database> _dynamic_expressions;
};
struct assert_no_unknown_tables_in_having_t
{
using type = std::false_type;
template<typename T = void>
static void _()
{
static_assert(wrong_t<T>::value, "at least one having-expression requires a table which is otherwise not known in the statement");
}
};
// HAVING
template<typename Database, typename... Expressions>
struct having_t
@ -126,7 +137,9 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
using _consistency_check = consistent_t;
using _consistency_check = typename std::conditional<Policies::template _no_unknown_tables<having_t>::value,
consistent_t,
assert_no_unknown_tables_in_having_t>::type;
};
};

15
include/sqlpp11/insert_value_list.h
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@ -236,6 +236,17 @@ namespace sqlpp
std::vector<_value_tuple_t> _insert_values;
};
struct assert_no_unknown_tables_in_column_list_t
{
using type = std::false_type;
template<typename T = void>
static void _()
{
static_assert(wrong_t<T>::value, "at least one column requires a table which is otherwise not known in the statement");
}
};
template<typename... Columns>
struct column_list_t
{
@ -301,7 +312,9 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
using _consistency_check = consistent_t;
using _consistency_check = typename std::conditional<Policies::template _no_unknown_tables<column_list_t>::value,
consistent_t,
assert_no_unknown_tables_in_column_list_t>::type;
};
};

15
include/sqlpp11/order_by.h
View File

@ -55,6 +55,17 @@ namespace sqlpp
interpretable_list_t<Database> _dynamic_expressions;
};
struct assert_no_unknown_tables_in_order_by_t
{
using type = std::false_type;
template<typename T = void>
static void _()
{
static_assert(wrong_t<T>::value, "at least one order-by expression requires a table which is otherwise not known in the statement");
}
};
// ORDER BY
template<typename Database, typename... Expressions>
struct order_by_t
@ -128,7 +139,9 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
using _consistency_check = consistent_t;
using _consistency_check = typename std::conditional<Policies::template _no_unknown_tables<order_by_t>::value,
consistent_t,
assert_no_unknown_tables_in_order_by_t>::type;
};
};

15
include/sqlpp11/update_list.h
View File

@ -52,6 +52,17 @@ namespace sqlpp
interpretable_list_t<Database> _dynamic_assignments;
};
struct assert_no_unknown_tables_in_update_assignments_t
{
using type = std::false_type;
template<typename T = void>
static void _()
{
static_assert(wrong_t<T>::value, "at least one update assignment requires a table which is otherwise not known in the statement");
}
};
// UPDATE ASSIGNMENTS
template<typename Database, typename... Assignments>
struct update_list_t
@ -124,7 +135,9 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
using _consistency_check = consistent_t;
using _consistency_check = typename std::conditional<Policies::template _no_unknown_tables<update_list_t>::value,
consistent_t,
assert_no_unknown_tables_in_update_assignments_t>::type;
};
};

1
include/sqlpp11/using.h
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@ -121,6 +121,7 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
// FIXME: Maybe check for unused tables, similar to from
using _consistency_check = consistent_t;
};
};

16
include/sqlpp11/where.h
View File

@ -55,6 +55,17 @@ namespace sqlpp
interpretable_list_t<Database> _dynamic_expressions;
};
struct assert_no_unknown_tables_in_where_t
{
using type = std::false_type;
template<typename T = void>
static void _()
{
static_assert(wrong_t<T>::value, "at least one expression in where() requires a table which is otherwise not known in the statement");
}
};
// WHERE(EXPR)
template<typename Database, typename... Expressions>
struct where_t
@ -128,8 +139,9 @@ namespace sqlpp
template<typename Policies>
struct _methods_t
{
#warning: here and elsewhere: add check for missing tables (see select columns, for instance)
using _consistency_check = consistent_t;
using _consistency_check = typename std::conditional<Policies::template _no_unknown_tables<where_t>::value,
consistent_t,
assert_no_unknown_tables_in_where_t>::type;
};
};