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core: feat: problem group-assign

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undefined committed 2022-01-07 21:37:19 +08:00
1 parent f699d67019
commit 8fd23e6cea
21 files changed
+250 -104
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packages/utils/lib/utils.ts
+5 -3
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@@ -27,7 +27,7 @@ declare global {
}
interface SetConstructor {
isSuperset: (set: Set<any>, subset: Set<any>) => boolean;
intersection: <T>(setA: Set<T>, setB: Set<T>) => Set<T>;
intersection: <T>(setA: Set<T> | Array<T>, setB: Set<T> | Array<T>) => Set<T>;
union: <T>(setA: Set<T>, setB: Set<T>) => Set<T>;
}
}
@@ -130,9 +130,11 @@ Set.union = function Union<T>(setA: Set<T>, setB: Set<T>) {
return union;
};
Set.intersection = function Intersection<T>(setA: Set<T>, setB: Set<T>) {
Set.intersection = function Intersection<T>(A: Set<T> | Array<T> = [], B: Set<T> | Array<T> = []) {
const intersection = new Set<T>();
for (const elem of setB) if (setA.has(elem)) intersection.add(elem);
if (A instanceof Array) A = new Set(A);
if (B instanceof Array) B = new Set(B);
for (const elem of B) if (A.has(elem)) intersection.add(elem);
return intersection;
};