Function buildOpeningRelationships

buildOpeningRelationships(
    voids: VoidRelationship[],
    fills: FillRelationship[],
    entityMetadata?: Map<number, EntityMetadata>,
    modelIndex?: number,
): OpeningRelationships
Build opening relationships from void and fill relationship arrays
Parameters
- voids: VoidRelationship[]
- fills: FillRelationship[]
- OptionalentityMetadata: Map<number, EntityMetadata>
- OptionalmodelIndex: number
Returns OpeningRelationships