validate_write()

std::optional< size_t > MayaFlux::Kakshya::CompositeArray::validate_write ( size_t  index, std::string_view  field_name, std::type_index  type  ) const

private

Definition at line 153 of file Composite.cpp.

{
    if (index >= size()) {
        MF_WARN(Journal::Component::Kakshya, Journal::Context::Runtime,
            "CompositeArray: element {} is out of range for {} elements", index, size());
        return std::nullopt;
    }
 
    const auto field_index = m_layout.find_field(field_name);
    if (!field_index) {
        MF_WARN(Journal::Component::Kakshya, Journal::Context::Runtime,
            "CompositeArray: field '{}' does not exist", field_name);
        return std::nullopt;
    }
 
    const auto& field = m_layout.fields()[*field_index];
    if (field.type != type) {
        MF_WARN(Journal::Component::Kakshya, Journal::Context::Runtime,
            "CompositeArray: field '{}' expects type '{}', received '{}'",
            field_name, field.type.name(), type.name());
        return std::nullopt;
    }
 
    return field_index;
}

References MayaFlux::Kakshya::CompositeLayout::fields(), MayaFlux::Kakshya::CompositeLayout::find_field(), index, MayaFlux::Journal::Kakshya, m_layout, MF_WARN, MayaFlux::Journal::Runtime, size(), and type.

Referenced by set_blob(), set_text(), and validate_dynamic_write().

Here is the call graph for this function:

Here is the caller graph for this function: