131 lines
2.2 KiB
C++
131 lines
2.2 KiB
C++
#include "matador/sql/field.hpp"
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#include "matador/utils/constraints.hpp"
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#include <ostream>
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namespace matador::sql {
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field::field(std::string name)
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: name_(std::move(name))
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, value_(nullptr)
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{}
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field::field(std::string name, const utils::basic_type dt, const field_type type, const size_t size, const int index)
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: name_(std::move(name))
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, type_(type)
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, index_(index)
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, value_(dt, size) {}
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field::field(field &&x) noexcept
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: name_(std::move(x.name_))
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, type_(x.type_)
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, index_(x.index_)
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, value_(std::move(x.value_)) {
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x.value_ = nullptr;
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x.index_ = -1;
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}
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field &field::operator=(field &&x) noexcept {
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name_ = std::move(x.name_);
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type_ = x.type_;
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index_ = x.index_;
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value_ = std::move(x.value_);
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x.index_ = -1;
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x.value_ = nullptr;
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return *this;
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}
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const std::string &field::name() const
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{
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return name_;
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}
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field_type field::type() const {
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return type_;
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}
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size_t field::size() const
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{
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return value_.size();
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}
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int field::index() const
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{
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return index_;
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}
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std::ostream &operator<<(std::ostream &out, const field &col)
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{
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out << col.str();
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return out;
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}
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utils::constraints field::determine_constraint(const field_type type) {
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switch (type) {
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case field_type::PrimaryKey:
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return utils::constraints::PRIMARY_KEY;
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case field_type::ForeignKey:
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return utils::constraints::FOREIGN_KEY;
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case field_type::Attribute:
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default:
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return utils::constraints::NONE;
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}
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}
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std::string field::str() const
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{
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return as<std::string>().value_or("");
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}
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bool field::is_integer() const
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{
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return value_.is_integer();
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}
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bool field::is_floating_point() const
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{
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return value_.is_floating_point();
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}
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bool field::is_bool() const
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{
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return value_.is_bool();
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}
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bool field::is_string() const
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{
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return value_.is_string();
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}
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bool field::is_varchar() const
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{
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return value_.is_varchar();
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}
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bool field::is_blob() const
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{
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return value_.is_blob();
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}
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bool field::is_null() const
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{
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return value_.is_null();
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}
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bool field::is_primary_key() const {
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return type_ == field_type::PrimaryKey;
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}
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bool field::is_foreign_key() const {
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return type_ == field_type::ForeignKey;
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}
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bool field::is_attribute() const {
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return type_ == field_type::Attribute;
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}
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} |