Type Alias EntityOperationEffect

EntityOperationEffect:
    | { entity: NewEntity; kind: "create" }
    | {
        expressId: number;
        index: number;
        kind: "setPositionalAttribute";
        present: boolean;
        value: IfcAttributeValue | undefined;
    }
    | { entity: NewEntity
    | null; expressId: number; kind: "remove" }