{% if is_optional %}
let {{ php_name }}_core: Option<Vec<{{ core_import }}::{{ type_name }}>> = {{ php_name }}.as_ref().map(|v| v.iter().map(|x| x.clone().into()).collect());
{% else %}
let {{ php_name }}_core: Vec<{{ core_import }}::{{ type_name }}> = {{ php_name }}.iter().map(|x| x.clone().into()).collect();
{% endif %}