51 lines
1.4 KiB
TypeScript
51 lines
1.4 KiB
TypeScript
/*
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* Vencord, a modification for Discord's desktop app
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* Copyright (c) 2022 Vendicated and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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export class ChangeList<T>{
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private set = new Set<T>();
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public get changeCount() {
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return this.set.size;
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}
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public get hasChanges() {
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return this.changeCount > 0;
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}
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public handleChange(item: T) {
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if (!this.set.delete(item))
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this.set.add(item);
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}
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public add(item: T) {
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return this.set.add(item);
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}
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public remove(item: T) {
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return this.set.delete(item);
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}
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public getChanges() {
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return this.set.values();
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}
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public map<R>(mapper: (v: T, idx: number, arr: T[]) => R): R[] {
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return [...this.getChanges()].map(mapper);
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}
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}
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