Method: Create lookup table entries for a variable product.

Method: Get a cache of term ids by slug for a set of taxonomies, with this format:

Method: Get the id of the term that defines a variation for a given taxonomy, or null if there’s no such defining id (for variations having “Any ” as the definition)

Method: Get the variations of a given variable product.

Method: Check if a given product is a variable product.

Method: Check if a given product is a variation.

Method: Return the list of taxonomies used for variations on a product together with the associated term ids, with the following format:

Method: Insert one entry in the lookup table.

Method: LookupDataStore constructor. Makes the feature hidden by default.