initial matador ng commit

source/core/utils/value.cpp

@@ -0,0 +1,109 @@
+#include "matador/utils/value.hpp"
+
+#include <cstring>
+
+namespace matador::utils {
+namespace detail {
+
+size_t determine_size(const std::string &val)
+{
+  return val.size();
+}
+
+size_t determine_size(const char *val)
+{
+  return strlen(val);
+}
+
+size_t determine_size(const blob &val)
+{
+  return val.size();
+}
+
+}
+value::value(const basic_type data_type, const size_t size)
+: size_(size)
+, type_(data_type)
+{
+  initialize_by_basic_type(type_, value_);
+}
+
+value::value(value &&x) noexcept
+  : value_(std::move(x.value_))
+  , type_(x.type_)
+{
+  x.value_ = nullptr;
+  x.type_ = basic_type::type_null;
+}
+
+value &value::operator=(value &&x) noexcept
+{
+  value_ = std::move(x.value_);
+  type_ = x.type_;
+  x.value_ = nullptr;
+  x.type_ = basic_type::type_null;
+
+  return *this;
+}
+
+std::string value::str() const
+{
+  return as<std::string>().value_or("");
+}
+
+size_t value::size() const
+{
+  return size_;
+}
+
+basic_type value::type() const
+{
+  return type_;
+}
+
+bool value::is_integer() const
+{
+  return type_ >= basic_type::type_int8 && type_ <= basic_type::type_uint64;
+}
+
+bool value::is_floating_point() const
+{
+  return type_ == basic_type::type_float || type_ == basic_type::type_double;
+}
+
+bool value::is_bool() const
+{
+  return type_ == basic_type::type_bool;
+}
+
+bool value::is_string() const
+{
+  return type_ == basic_type::type_text;
+}
+
+bool value::is_varchar() const
+{
+  return type_ == basic_type::type_varchar;
+}
+
+bool value::is_date() const
+{
+  return type_ == basic_type::type_date;
+}
+
+bool value::is_time() const
+{
+  return type_ == basic_type::type_time;
+}
+
+bool value::is_blob() const
+{
+  return type_ == basic_type::type_blob;
+}
+
+bool value::is_null() const
+{
+  return type_ == basic_type::type_null;
+}
+
+}