fix(rsx): formatted attribute merging #3719
Merged
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When attributes are merged in
Element::merge_attributes,out'ssourceis not updated (I don't know if it should) and even if the segments are trivial, sincesourceis empty we cannot consider it as a "simple expression" byis_simple_expr.This would result in an issue when merging the following classes with me output being empty:
I also modified the
merges_attributestest splitting it into different cases:merge_trivial_attributes: merge between two literalsmerge_formatted_attributes: merge between a literal and a formattedmerge_conditional_attributes: merge between a literal and two conditionalsmerge_all_attributes: merge between all of the above