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- Added new src/commands and src/columns intermediate libs.
- Began implementation of the first Command object.
- Began implementation of the first Column object.
- TDB2, Variant updates.
This commit is contained in:
Paul Beckingham 2011-04-23 16:41:37 -04:00
parent f1fa315342
commit 0471c17f12
20 changed files with 513 additions and 184 deletions
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35
src/Variant.cpp
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@ -789,10 +789,10 @@ void Variant::cast (const variant_type type)
else if (mType == v_string && type == v_double)
mDouble = atol (mString.c_str ());
// From v_date
// TODO From v_date
// From v_duration
// TODO From v_duration
mType = type;
@ -805,4 +805,35 @@ Variant::variant_type Variant::type ()
}
////////////////////////////////////////////////////////////////////////////////
void Variant::promote (Variant& lhs, Variant& rhs)
{
// Short circuit.
if (lhs.type () == rhs.type ())
return;
variant_type newType;
switch (lhs.type () | rhs.type ())
{
case v_boolean | v_integer: newType = v_integer; break;
case v_boolean | v_double: newType = v_double; break;
case v_boolean | v_string: newType = v_string; break;
case v_boolean | v_date: newType = v_date; break;
case v_boolean | v_duration: newType = v_duration; break;
case v_integer | v_double: newType = v_integer; break;
case v_integer | v_string: newType = v_string; break;
case v_integer | v_date: newType = v_date; break;
case v_integer | v_duration: newType = v_duration; break;
case v_double | v_string: newType = v_string; break;
case v_double | v_date: newType = v_date; break;
case v_double | v_duration: newType = v_duration; break;
case v_string | v_date: newType = v_date; break;
case v_string | v_duration: newType = v_duration; break;
case v_date | v_duration: newType = v_date; break;
}
lhs.cast (newType);
rhs.cast (newType);
}
////////////////////////////////////////////////////////////////////////////////