@tamagui/react-native-web-lite
Version:
React Native for Web
52 lines (51 loc) • 1.71 kB
JavaScript
import { invariant } from "@tamagui/react-native-web-internals";
class ChildListCollection {
_cellKeyToChildren = /* @__PURE__ */new Map();
_childrenToCellKey = /* @__PURE__ */new Map();
add(list, cellKey) {
invariant(!this._childrenToCellKey.has(list), "Trying to add already present child list");
const cellLists = this._cellKeyToChildren.get(cellKey) ?? /* @__PURE__ */new Set();
cellLists.add(list);
this._cellKeyToChildren.set(cellKey, cellLists);
this._childrenToCellKey.set(list, cellKey);
}
remove(list) {
const cellKey = this._childrenToCellKey.get(list);
invariant(cellKey != null, "Trying to remove non-present child list");
this._childrenToCellKey.delete(list);
const cellLists = this._cellKeyToChildren.get(cellKey);
invariant(cellLists, "_cellKeyToChildren should contain cellKey");
cellLists.delete(list);
if (cellLists.size === 0) {
this._cellKeyToChildren.delete(cellKey);
}
}
forEach(fn) {
for (const listSet of this._cellKeyToChildren.values()) {
for (const list of listSet) {
fn(list);
}
}
}
forEachInCell(cellKey, fn) {
const listSet = this._cellKeyToChildren.get(cellKey) ?? [];
for (const list of listSet) {
fn(list);
}
}
anyInCell(cellKey, fn) {
const listSet = this._cellKeyToChildren.get(cellKey) ?? [];
for (const list of listSet) {
if (fn(list)) {
return true;
}
}
return false;
}
size() {
return this._childrenToCellKey.size;
}
}
var ChildListCollection_default = ChildListCollection;
export { ChildListCollection, ChildListCollection_default as default };
//# sourceMappingURL=ChildListCollection.mjs.map