vaclavt/usql
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

a bit of work on conversion functions

Browse Source
This commit is contained in:
vaclavt
2022-04-03 16:46:39 +02:00
parent aca52899fb
commit dadad69958
7 changed files with 81 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
usql_function.cpp
View File

@@ -7,12 +7,24 @@
namespace usql {
std::unique_ptr<ValueNode> USql::to_string_function(const std::vector<std::unique_ptr<ValueNode>> &evaluatedPars) {
long date = evaluatedPars[0]->getDateValue();
std::string format = evaluatedPars[1]->getStringValue();
std::string formatted_date = date_to_string(date, format);
std::unique_ptr<ValueNode> USql::to_char_function(const std::vector<std::unique_ptr<ValueNode>> &evaluatedPars) {
if (evaluatedPars[0]->node_type == NodeType::int_value && evaluatedPars.size()==2) { // TODO when propper date is introduced
long date = evaluatedPars[0]->getDateValue();
std::string format = evaluatedPars[1]->getStringValue();
std::string formatted_date = date_to_string(date, format);
return std::make_unique<StringValueNode>(formatted_date);
return std::make_unique<StringValueNode>(formatted_date);
} else {
return std::make_unique<StringValueNode>(evaluatedPars[0]->getStringValue());
}
}
std::unique_ptr<ValueNode> USql::to_int_function(const std::vector<std::unique_ptr<ValueNode>> &evaluatedPars) {
return std::make_unique<IntValueNode>(evaluatedPars[0]->getIntegerValue());
}
std::unique_ptr<ValueNode> USql::to_float_function(const std::vector<std::unique_ptr<ValueNode>> &evaluatedPars) {
return std::make_unique<DoubleValueNode>(evaluatedPars[0]->getDoubleValue());
}
std::unique_ptr<ValueNode> USql::to_date_function(const std::vector<std::unique_ptr<ValueNode>> &evaluatedPars) {