vector-im-hydrogen-web/src/observable/index.js

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import SortedMapList from "./list/SortedMapList.js";
import FilteredMap from "./map/FilteredMap.js";
import MappedMap from "./map/MappedMap.js";
import BaseObservableMap from "./map/BaseObservableMap.js";
// re-export "root" (of chain) collections
export { default as ObservableMap } from "./map/ObservableMap.js";
// avoid circular dependency between these classes
// and BaseObservableMap (as they extend it)
Object.assign(BaseObservableMap.prototype, {
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sortValues(comparator) {
return new SortedMapList(this, comparator);
},
mapValues(mapper) {
return new MappedMap(this, mapper);
},
filterValues(filter) {
return new FilteredMap(this, filter);
}
});