TypeScript: Enable noImplicitOverride

data/random-battles/gen1/teams.ts

@@ -15,10 +15,10 @@ interface Gen1RandomBattleSpecies {
 }
 
 export class RandomGen1Teams extends RandomGen2Teams {
-	randomData: { [species: IDEntry]: Gen1RandomBattleSpecies } = require('./data.json');
+	override randomData: { [species: IDEntry]: Gen1RandomBattleSpecies } = require('./data.json');
 
 	// Challenge Cup or CC teams are basically fully random teams.
-	randomCCTeam() {
+	override randomCCTeam() {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const team = [];
@@ -103,7 +103,7 @@ export class RandomGen1Teams extends RandomGen2Teams {
 	}
 
 	// Random team generation for Gen 1 Random Battles.
-	randomTeam() {
+	override randomTeam() {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		// Get what we need ready.
@@ -219,7 +219,7 @@ export class RandomGen1Teams extends RandomGen2Teams {
 	/**
 	 * Random set generation for Gen 1 Random Battles.
 	 */
-	randomSet(species: string | Species): RandomTeamsTypes.RandomSet {
+	override randomSet(species: string | Species): RandomTeamsTypes.RandomSet {
 		species = this.dex.species.get(species);
 		if (!species.exists) species = this.dex.species.get('pikachu'); // Because Gen 1.
 
@@ -299,7 +299,7 @@ export class RandomGen1Teams extends RandomGen2Teams {
 		};
 	}
 
-	randomHCTeam(): PokemonSet[] {
+	override randomHCTeam(): PokemonSet[] {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const team = [];

data/random-battles/gen2/teams.ts

@@ -26,7 +26,7 @@ const MOVE_PAIRS = [
 ];
 
 export class RandomGen2Teams extends RandomGen3Teams {
-	randomSets: { [species: IDEntry]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
+	override randomSets: { [species: IDEntry]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
 
 	constructor(format: string | Format, prng: PRNG | PRNGSeed | null) {
 		super(format, prng);
@@ -47,7 +47,7 @@ export class RandomGen2Teams extends RandomGen3Teams {
 		};
 	}
 
-	cullMovePool(
+	override cullMovePool(
 		types: string[],
 		moves: Set<string>,
 		abilities = {},
@@ -138,7 +138,7 @@ export class RandomGen2Teams extends RandomGen3Teams {
 	}
 
 	// Generate random moveset for a given species, role, preferred type.
-	randomMoveset(
+	override randomMoveset(
 		types: string[],
 		abilities: string[],
 		teamDetails: RandomTeamsTypes.TeamDetails,
@@ -349,7 +349,7 @@ export class RandomGen2Teams extends RandomGen3Teams {
 		return moves;
 	}
 
-	getItem(
+	override getItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -378,7 +378,7 @@ export class RandomGen2Teams extends RandomGen3Teams {
 		return 'Leftovers';
 	}
 
-	randomSet(
+	override randomSet(
 		species: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false

data/random-battles/gen3/teams.ts

@@ -30,7 +30,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 	battleHasDitto: boolean;
 	battleHasWobbuffet: boolean;
 
-	randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
+	override randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
 
 	constructor(format: string | Format, prng: PRNG | PRNGSeed | null) {
 		super(format, prng);
@@ -60,7 +60,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 		};
 	}
 
-	cullMovePool(
+	override cullMovePool(
 		types: string[],
 		moves: Set<string>,
 		abilities: string[],
@@ -164,7 +164,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 	}
 
 	// Generate random moveset for a given species, role, preferred type.
-	randomMoveset(
+	override randomMoveset(
 		types: string[],
 		abilities: string[],
 		teamDetails: RandomTeamsTypes.TeamDetails,
@@ -386,7 +386,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 		return moves;
 	}
 
-	shouldCullAbility(
+	override shouldCullAbility(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,
@@ -410,7 +410,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 		return false;
 	}
 
-	getAbility(
+	override getAbility(
 		types: Set<string>,
 		moves: Set<string>,
 		abilities: string[],
@@ -449,7 +449,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 		return this.sample(abilities);
 	}
 
-	getItem(
+	override getItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -520,7 +520,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 		return 'Leftovers';
 	}
 
-	randomSet(
+	override randomSet(
 		species: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false
@@ -635,7 +635,7 @@ export class RandomGen3Teams extends RandomGen4Teams {
 		};
 	}
 
-	randomTeam() {
+	override randomTeam() {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const seed = this.prng.getSeed();

data/random-battles/gen4/teams.ts

@@ -42,7 +42,7 @@ const PRIORITY_POKEMON = [
 ];
 
 export class RandomGen4Teams extends RandomGen5Teams {
-	randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
+	override randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
 
 	constructor(format: string | Format, prng: PRNG | PRNGSeed | null) {
 		super(format, prng);
@@ -81,7 +81,7 @@ export class RandomGen4Teams extends RandomGen5Teams {
 			.map(move => move.id);
 	}
 
-	cullMovePool(
+	override cullMovePool(
 		types: string[],
 		moves: Set<string>,
 		abilities: string[],
@@ -229,7 +229,7 @@ export class RandomGen4Teams extends RandomGen5Teams {
 	}
 
 	// Generate random moveset for a given species, role, preferred type.
-	randomMoveset(
+	override randomMoveset(
 		types: string[],
 		abilities: string[],
 		teamDetails: RandomTeamsTypes.TeamDetails,
@@ -464,7 +464,7 @@ export class RandomGen4Teams extends RandomGen5Teams {
 		return moves;
 	}
 
-	shouldCullAbility(
+	override shouldCullAbility(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,
@@ -490,7 +490,7 @@ export class RandomGen4Teams extends RandomGen5Teams {
 		return false;
 	}
 
-	getAbility(
+	override getAbility(
 		types: Set<string>,
 		moves: Set<string>,
 		abilities: string[],
@@ -530,7 +530,7 @@ export class RandomGen4Teams extends RandomGen5Teams {
 		return this.sample(abilities);
 	}
 
-	getPriorityItem(
+	override getPriorityItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -571,7 +571,7 @@ export class RandomGen4Teams extends RandomGen5Teams {
 		if (role === 'Staller') return 'Leftovers';
 	}
 
-	getItem(
+	override getItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -646,7 +646,7 @@ export class RandomGen4Teams extends RandomGen5Teams {
 		return 'Leftovers';
 	}
 
-	randomSet(
+	override randomSet(
 		species: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false

data/random-battles/gen5/teams.ts

@@ -51,7 +51,7 @@ const PRIORITY_POKEMON = [
 ];
 
 export class RandomGen5Teams extends RandomGen6Teams {
-	randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
+	override randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
 
 	constructor(format: string | Format, prng: PRNG | PRNGSeed | null) {
 		super(format, prng);
@@ -95,7 +95,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 			.map(move => move.id);
 	}
 
-	cullMovePool(
+	override cullMovePool(
 		types: string[],
 		moves: Set<string>,
 		abilities: string[],
@@ -249,7 +249,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 	}
 
 	// Generate random moveset for a given species, role, preferred type.
-	randomMoveset(
+	override randomMoveset(
 		types: string[],
 		abilities: string[],
 		teamDetails: RandomTeamsTypes.TeamDetails,
@@ -491,7 +491,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 		return moves;
 	}
 
-	shouldCullAbility(
+	override shouldCullAbility(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,
@@ -521,7 +521,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 		return false;
 	}
 
-	getAbility(
+	override getAbility(
 		types: Set<string>,
 		moves: Set<string>,
 		abilities: string[],
@@ -564,7 +564,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 		return this.sample(abilities);
 	}
 
-	getPriorityItem(
+	override getPriorityItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -614,7 +614,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 		if (role === 'Staller') return 'Leftovers';
 	}
 
-	getItem(
+	override getItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -699,7 +699,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 		return 'Leftovers';
 	}
 
-	randomSet(
+	override randomSet(
 		species: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false
@@ -840,7 +840,7 @@ export class RandomGen5Teams extends RandomGen6Teams {
 		};
 	}
 
-	randomTeam() {
+	override randomTeam() {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const seed = this.prng.getSeed();

data/random-battles/gen6/teams.ts

@@ -62,7 +62,7 @@ const PRIORITY_POKEMON = [
 ];
 
 export class RandomGen6Teams extends RandomGen7Teams {
-	randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
+	override randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
 
 	constructor(format: Format | string, prng: PRNG | PRNGSeed | null) {
 		super(format, prng);
@@ -108,7 +108,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 			.map(move => move.id);
 	}
 
-	cullMovePool(
+	override cullMovePool(
 		types: string[],
 		moves: Set<string>,
 		abilities: string[],
@@ -284,7 +284,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 	}
 
 	// Generate random moveset for a given species, role, preferred type.
-	randomMoveset(
+	override randomMoveset(
 		types: string[],
 		abilities: string[],
 		teamDetails: RandomTeamsTypes.TeamDetails,
@@ -527,7 +527,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 		return moves;
 	}
 
-	shouldCullAbility(
+	override shouldCullAbility(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,
@@ -561,7 +561,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 		return false;
 	}
 
-	getAbility(
+	override getAbility(
 		types: Set<string>,
 		moves: Set<string>,
 		abilities: string[],
@@ -607,7 +607,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 		return this.sample(abilities);
 	}
 
-	getPriorityItem(
+	override getPriorityItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -664,7 +664,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 		if (role === 'Staller') return 'Leftovers';
 	}
 
-	getItem(
+	override getItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -757,7 +757,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 		return 'Leftovers';
 	}
 
-	randomSet(
+	override randomSet(
 		species: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false
@@ -889,9 +889,9 @@ export class RandomGen6Teams extends RandomGen7Teams {
 		};
 	}
 
-	randomFactorySets: { [format: string]: { [species: string]: BattleFactorySpecies } } = require('./factory-sets.json');
+	override randomFactorySets: { [format: string]: { [species: string]: BattleFactorySpecies } } = require('./factory-sets.json');
 
-	randomFactorySet(
+	override randomFactorySet(
 		species: Species,
 		teamData: RandomTeamsTypes.FactoryTeamDetails,
 		tier: string
@@ -980,7 +980,7 @@ export class RandomGen6Teams extends RandomGen7Teams {
 		};
 	}
 
-	randomFactoryTeam(side: PlayerOptions, depth = 0): RandomTeamsTypes.RandomFactorySet[] {
+	override randomFactoryTeam(side: PlayerOptions, depth = 0): RandomTeamsTypes.RandomFactorySet[] {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const forceResult = (depth >= 12);

data/random-battles/gen7/teams.ts

@@ -716,7 +716,7 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		return moves;
 	}
 
-	shouldCullAbility(
+	override shouldCullAbility(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,
@@ -752,7 +752,7 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		return false;
 	}
 
-	getAbility(
+	override getAbility(
 		types: Set<string>,
 		moves: Set<string>,
 		abilities: string[],
@@ -981,7 +981,7 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		return 'Leftovers';
 	}
 
-	getLevel(species: Species): number {
+	override getLevel(species: Species): number {
 		// level set by rules
 		if (this.adjustLevel) return this.adjustLevel;
 		if (this.gen >= 2) {
@@ -1013,7 +1013,7 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		return 80;
 	}
 
-	randomSet(
+	override randomSet(
 		species: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false
@@ -1178,7 +1178,7 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		};
 	}
 
-	randomTeam() {
+	override randomTeam() {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const seed = this.prng.getSeed();
@@ -1382,9 +1382,9 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		return pokemon;
 	}
 
-	randomFactorySets: { [format: string]: { [species: string]: BattleFactorySpecies } } = require('./factory-sets.json');
+	override randomFactorySets: { [format: string]: { [species: string]: BattleFactorySpecies } } = require('./factory-sets.json');
 
-	randomFactorySet(
+	override randomFactorySet(
 		species: Species, teamData: RandomTeamsTypes.FactoryTeamDetails, tier: string
 	): RandomTeamsTypes.RandomFactorySet | null {
 		const id = toID(species.name);
@@ -1503,7 +1503,7 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		};
 	}
 
-	randomFactoryTeam(side: PlayerOptions, depth = 0): RandomTeamsTypes.RandomFactorySet[] {
+	override randomFactoryTeam(side: PlayerOptions, depth = 0): RandomTeamsTypes.RandomFactorySet[] {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const forceResult = (depth >= 12);
@@ -1700,9 +1700,9 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		return pokemon;
 	}
 
-	randomBSSFactorySets: AnyObject = require('./bss-factory-sets.json');
+	override randomBSSFactorySets: AnyObject = require('./bss-factory-sets.json');
 
-	randomBSSFactorySet(
+	override randomBSSFactorySet(
 		species: Species, teamData: RandomTeamsTypes.FactoryTeamDetails
 	): RandomTeamsTypes.RandomFactorySet | null {
 		const id = toID(species.name);
@@ -1792,7 +1792,7 @@ export class RandomGen7Teams extends RandomGen8Teams {
 		};
 	}
 
-	randomBSSFactoryTeam(side: PlayerOptions, depth = 0): RandomTeamsTypes.RandomFactorySet[] {
+	override randomBSSFactoryTeam(side: PlayerOptions, depth = 0): RandomTeamsTypes.RandomFactorySet[] {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const forceResult = (depth >= 4);

data/random-battles/gen7apex/teams.ts

@@ -15,7 +15,7 @@ const POWERFUL_ABILITIES = [
 ];
 
 export class RandomGen7ApexTeams extends RandomGen7Teams {
-	randomSet(
+	override randomSet(
 		species: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false

data/random-battles/gen7letsgo/teams.ts

@@ -2,7 +2,7 @@ import type { PRNG } from '../../../sim';
 import { type MoveCounter, RandomGen8Teams, type OldRandomBattleSpecies } from '../gen8/teams';
 
 export class RandomLetsGoTeams extends RandomGen8Teams {
-	randomData: { [species: string]: OldRandomBattleSpecies } = require('./data.json');
+	override randomData: { [species: string]: OldRandomBattleSpecies } = require('./data.json');
 
 	constructor(format: Format | string, prng: PRNG | PRNGSeed | null) {
 		super(format, prng);
@@ -20,7 +20,7 @@ export class RandomLetsGoTeams extends RandomGen8Teams {
 			Water: (movePool, moves, abilities, types, counter) => !counter.get('Water') || !counter.get('stab'),
 		};
 	}
-	shouldCullMove(
+	override shouldCullMove(
 		move: Move,
 		types: Set<string>,
 		moves: Set<string>,
@@ -116,7 +116,7 @@ export class RandomLetsGoTeams extends RandomGen8Teams {
 
 		return { cull: false };
 	}
-	randomSet(species: string | Species, teamDetails: RandomTeamsTypes.TeamDetails = {}): RandomTeamsTypes.RandomSet {
+	override randomSet(species: string | Species, teamDetails: RandomTeamsTypes.TeamDetails = {}): RandomTeamsTypes.RandomSet {
 		species = this.dex.species.get(species);
 		let forme = species.name;
 
@@ -217,7 +217,7 @@ export class RandomLetsGoTeams extends RandomGen8Teams {
 		};
 	}
 
-	randomTeam() {
+	override randomTeam() {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const pokemon: RandomTeamsTypes.RandomSet[] = [];

data/random-battles/gen8bdsp/teams.ts

@@ -4,14 +4,14 @@ import { type PRNG, type PRNGSeed } from '../../../sim/prng';
 import { type MoveCounter, RandomGen8Teams, type OldRandomBattleSpecies } from '../gen8/teams';
 
 export class RandomBDSPTeams extends RandomGen8Teams {
-	randomData: { [species: string]: OldRandomBattleSpecies } = require('./data.json');
+	override randomData: { [species: string]: OldRandomBattleSpecies } = require('./data.json');
 
 	constructor(format: Format | string, prng: PRNG | PRNGSeed | null) {
 		super(format, prng);
 		this.noStab = [...this.noStab, 'gigaimpact'];
 	}
 
-	getHighPriorityItem(
+	override getHighPriorityItem(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,
@@ -71,7 +71,7 @@ export class RandomBDSPTeams extends RandomGen8Teams {
 		if (moves.has('bellydrum')) return 'Sitrus Berry';
 	}
 
-	getMediumPriorityItem(
+	override getMediumPriorityItem(
 		ability: string,
 		moves: Set<string>,
 		counter: MoveCounter,
@@ -129,7 +129,7 @@ export class RandomBDSPTeams extends RandomGen8Teams {
 		) return 'Leftovers';
 	}
 
-	getLowPriorityItem(
+	override getLowPriorityItem(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,
@@ -177,7 +177,7 @@ export class RandomBDSPTeams extends RandomGen8Teams {
 		) return 'Lum Berry';
 	}
 
-	shouldCullMove(
+	override shouldCullMove(
 		move: Move,
 		types: Set<string>,
 		moves: Set<string>,
@@ -524,7 +524,7 @@ export class RandomBDSPTeams extends RandomGen8Teams {
 		return { cull: false };
 	}
 
-	shouldCullAbility(
+	override shouldCullAbility(
 		ability: string,
 		types: Set<string>,
 		moves: Set<string>,

data/random-battles/gen9baby/teams.ts

@@ -62,7 +62,7 @@ export class RandomBabyTeams extends RandomTeams {
 		);
 	}
 
-	cullMovePool(
+	override cullMovePool(
 		types: string[],
 		moves: Set<string>,
 		abilities: string[],
@@ -162,7 +162,7 @@ export class RandomBabyTeams extends RandomTeams {
 	}
 
 	// Generate random moveset for a given species, role, tera type.
-	randomMoveset(
+	override randomMoveset(
 		types: string[],
 		abilities: string[],
 		teamDetails: RandomTeamsTypes.TeamDetails,
@@ -421,7 +421,7 @@ export class RandomBabyTeams extends RandomTeams {
 		return moves;
 	}
 
-	getAbility(
+	override getAbility(
 		types: string[],
 		moves: Set<string>,
 		abilities: string[],
@@ -466,7 +466,7 @@ export class RandomBabyTeams extends RandomTeams {
 		return this.sample(abilities);
 	}
 
-	getPriorityItem(
+	override getPriorityItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -495,7 +495,7 @@ export class RandomBabyTeams extends RandomTeams {
 		if (['Harvest', 'Ripen', 'Unburden'].includes(ability) || moves.has('bellydrum')) return 'Oran Berry';
 	}
 
-	getItem(
+	override getItem(
 		ability: string,
 		types: string[],
 		moves: Set<string>,
@@ -515,7 +515,7 @@ export class RandomBabyTeams extends RandomTeams {
 		return 'Eviolite';
 	}
 
-	getLevel(
+	override getLevel(
 		species: Species,
 	): number {
 		if (this.adjustLevel) return this.adjustLevel;
@@ -523,7 +523,7 @@ export class RandomBabyTeams extends RandomTeams {
 		return this.randomSets[species.id]?.level || 10;
 	}
 
-	getForme(species: Species): string {
+	override getForme(species: Species): string {
 		if (typeof species.battleOnly === 'string') {
 			// Only change the forme. The species has custom moves, and may have different typing and requirements.
 			return species.battleOnly;
@@ -537,7 +537,7 @@ export class RandomBabyTeams extends RandomTeams {
 		return species.name;
 	}
 
-	randomSet(
+	override randomSet(
 		s: string | Species,
 		teamDetails: RandomTeamsTypes.TeamDetails = {},
 		isLead = false,
@@ -662,7 +662,7 @@ export class RandomBabyTeams extends RandomTeams {
 		};
 	}
 
-	randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
+	override randomSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
 
 	randomBabyTeam() {
 		this.enforceNoDirectCustomBanlistChanges();

data/random-battles/gen9cap/teams.ts

@@ -38,7 +38,7 @@ export class RandomCAPTeams extends RandomTeams {
 		if (ability === 'Mountaineer') return 'Life Orb';
 	}
 
-	getLevel(
+	override getLevel(
 		species: Species,
 		isDoubles: boolean,
 	): number {
@@ -182,7 +182,7 @@ export class RandomCAPTeams extends RandomTeams {
 
 	randomCAPSets: { [species: string]: RandomTeamsTypes.RandomSpeciesData } = require('./sets.json');
 
-	randomTeam() {
+	override randomTeam() {
 		this.enforceNoDirectCustomBanlistChanges();
 
 		const seed = this.prng.getSeed();

lib/fs.ts

@@ -480,7 +480,7 @@ class FileReadStream extends ReadStream {
 		this.atEOF = false;
 	}
 
-	_read(size = 16384): Promise<void> {
+	override _read(size = 16384): Promise<void> {
 		return new Promise<void>((resolve, reject) => {
 			if (this.atEOF) return void resolve();
 			this.ensureCapacity(size);
@@ -501,7 +501,7 @@ class FileReadStream extends ReadStream {
 		});
 	}
 
-	_destroy() {
+	override _destroy() {
 		return new Promise<void>(resolve => {
 			void this.fd.then(fd => {
 				fs.close(fd, () => resolve());

lib/net.ts

@@ -147,7 +147,7 @@ export class NetStream extends Streams.ReadWriteStream {
 		}
 		return out;
 	}
-	_write(data: string | Buffer): Promise<void> | void {
+	override _write(data: string | Buffer): Promise<void> | void {
 		if (!this.nodeWritableStream) {
 			throw new Error("You must specify opts.writable to write to a request.");
 		}
@@ -163,10 +163,10 @@ export class NetStream extends Streams.ReadWriteStream {
 			this.drainListeners.push(resolve);
 		});
 	}
-	_read() {
+	override _read() {
 		this.nodeReadableStream?.resume();
 	}
-	_pause() {
+	override _pause() {
 		this.nodeReadableStream?.pause();
 	}
 }

lib/process-manager.ts

@@ -58,7 +58,7 @@ class SubprocessStream extends Streams.ObjectReadWriteStream<string> {
 		this.taskId = taskId;
 		this.process.process.send(`${taskId}\nNEW`);
 	}
-	_write(message: string) {
+	override _write(message: string) {
 		if (!this.process.process.connected) {
 			this.pushError(new Error(`Process disconnected (possibly crashed?)`));
 			return;
@@ -66,10 +66,10 @@ class SubprocessStream extends Streams.ObjectReadWriteStream<string> {
 		this.process.process.send(`${this.taskId}\nWRITE\n${message}`);
 		// responses are handled in ProcessWrapper
 	}
-	_writeEnd() {
+	override _writeEnd() {
 		this.process.process.send(`${this.taskId}\nWRITEEND`);
 	}
-	_destroy() {
+	override _destroy() {
 		if (!this.process.process.connected) return;
 		this.process.process.send(`${this.taskId}\nDESTROY`);
 		this.process.deleteStream(this.taskId);
@@ -83,7 +83,7 @@ class RawSubprocessStream extends Streams.ObjectReadWriteStream<string> {
 		super();
 		this.process = process;
 	}
-	_write(message: string) {
+	override _write(message: string) {
 		if (!this.process.getProcess().connected) {
 			// no error because the crash handler should already have shown an error, and
 			// sometimes harmless messages are sent during cleanup
@@ -730,7 +730,7 @@ export class RawProcessManager extends ProcessManager<RawProcessWrapper> {
 	subscribeUnspawn(callback: (worker: StreamWorker) => void) {
 		this.unspawnSubscription = callback;
 	}
-	spawn(count?: number) {
+	override spawn(count?: number) {
 		super.spawn(count);
 		if (!this.workers.length) {
 			this.masterWorker = new StreamWorker(this._setupChild());
@@ -744,7 +744,7 @@ export class RawProcessManager extends ProcessManager<RawProcessWrapper> {
 		this.spawnSubscription?.(process);
 		return process;
 	}
-	destroyProcess(process: RawProcessWrapper) {
+	override destroyProcess(process: RawProcessWrapper) {
 		const index = this.workers.indexOf(process);
 		if (index >= 0) this.workers.splice(index, 1);
 

lib/sql.ts

@@ -245,7 +245,7 @@ export class SQLDatabaseManager extends QueryProcessManager<DatabaseQuery, any>
 			}
 		}
 	}
-	async query(input: DatabaseQuery) {
+	override async query(input: DatabaseQuery) {
 		const result = await super.query(input);
 		if (result?.queryError) {
 			const err = new Error(result.queryError.message);

lib/streams.ts

@@ -465,8 +465,8 @@ export class WriteStream {
 }
 
 export class ReadWriteStream extends ReadStream implements WriteStream {
-	isReadable: true;
-	isWritable: true;
+	override isReadable: true;
+	override isWritable: true;
 	nodeWritableStream: NodeJS.WritableStream | null;
 	drainListeners: (() => void)[];
 
@@ -523,7 +523,7 @@ export class ReadWriteStream extends ReadStream implements WriteStream {
 	 * because it's valid for the read stream buffer to be filled only by
 	 * `_write`.
 	 */
-	_read(size?: number) {}
+	override _read(size?: number) {}
 
 	_writeEnd(): void | Promise<void> {}
 
@@ -818,8 +818,8 @@ interface ObjectReadWriteStreamOptions<T> {
 }
 
 export class ObjectReadWriteStream<T> extends ObjectReadStream<T> implements ObjectWriteStream<T> {
-	isReadable: true;
-	isWritable: true;
+	override isReadable: true;
+	override isWritable: true;
 	nodeWritableStream: NodeJS.WritableStream | null;
 
 	constructor(options: ObjectReadWriteStreamOptions<T> = {}) {
@@ -839,7 +839,7 @@ export class ObjectReadWriteStream<T> extends ObjectReadStream<T> implements Obj
 		throw new Error(`WriteStream needs to be subclassed and the _write function needs to be implemented.`);
 	}
 	/** In a ReadWriteStream, _read does not need to be implemented. */
-	_read() {}
+	override _read() {}
 
 	_writeEnd(): void | Promise<void> {}
 

lib/utils.ts

@@ -440,7 +440,7 @@ export function bufReadHex(buf: Uint8Array, start = 0, end?: number) {
 }
 
 export class Multiset<T> extends Map<T, number> {
-	get(key: T) {
+	override get(key: T) {
 		return super.get(key) ?? 0;
 	}
 	add(key: T) {

server/artemis/local.ts

@@ -54,12 +54,12 @@ class ArtemisStream extends Streams.ObjectReadWriteStream<string> {
 			this.pushEnd();
 		});
 	}
-	_write(chunk: string) {
+	override _write(chunk: string) {
 		const [taskId, message] = Utils.splitFirst(chunk, '\n');
 		this.tasks.add(taskId);
 		this.process.stdin.write(`${taskId}|${message}\n`);
 	}
-	destroy() {
+	override destroy() {
 		try {
 			this.process.kill();
 		} catch {}

server/chat-plugins/announcements.ts

@@ -43,7 +43,7 @@ export class Announcement extends Rooms.MinorActivity {
 		}
 	}
 
-	onConnect(user: User, connection: Connection | null = null) {
+	override onConnect(user: User, connection: Connection | null = null) {
 		this.displayTo(user, connection);
 	}
 

server/chat-plugins/auction.ts

@@ -617,7 +617,7 @@ export class Auction extends Rooms.SimpleRoomGame {
 		}
 	}
 
-	onChatMessage(message: string, user: User) {
+	override onChatMessage(message: string, user: User) {
 		if (this.state !== 'bid' || this.type !== 'blind') return;
 		if (message.startsWith('.')) message = message.slice(1);
 		if (Number(message.replace(',', '.'))) {
@@ -626,7 +626,7 @@ export class Auction extends Rooms.SimpleRoomGame {
 		}
 	}
 
-	onLogMessage(message: string, user: User) {
+	override onLogMessage(message: string, user: User) {
 		if (this.state !== 'bid' || this.type === 'blind') return;
 		if (message.startsWith('.')) message = message.slice(1);
 		if (Number(message.replace(',', '.'))) {
@@ -740,7 +740,7 @@ export class Auction extends Rooms.SimpleRoomGame {
 		this.destroy();
 	}
 
-	destroy() {
+	override destroy() {
 		this.clearNomTimer();
 		this.clearBidTimer();
 		super.destroy();

server/chat-plugins/chatlog.ts

@@ -787,7 +787,7 @@ export class RipgrepLogSearcher extends FSLogSearcher {
 		lineCount += results.length;
 		return { results, lineCount };
 	}
-	async searchLinecounts(room: RoomID, month: string, user?: ID) {
+	override async searchLinecounts(room: RoomID, month: string, user?: ID) {
 		// don't need to check if logs exist since ripgrepSearchMonth does that
 		const regexString = (
 			user ? `\\|c\\|${this.constructUserRegex(user)}\\|` : `\\|c\\|([^|]+)\\|`

server/chat-plugins/hangman.ts

@@ -57,7 +57,7 @@ export class Hangman extends Rooms.SimpleRoomGame {
 	letterGuesses: string[];
 	lastGuesser: string;
 	wordSoFar: string[];
-	readonly checkChat = true;
+	override readonly checkChat = true;
 
 	constructor(
 		room: Room,
@@ -91,7 +91,7 @@ export class Hangman extends Rooms.SimpleRoomGame {
 		}
 	}
 
-	choose(user: User, word: string) {
+	override choose(user: User, word: string) {
 		if (user.id === this.creator && !this.options.allowCreator) {
 			throw new Chat.ErrorMessage("You can't guess in your own hangman game.");
 		}

server/chat-plugins/helptickets.ts

@@ -206,7 +206,7 @@ export class HelpTicket extends Rooms.SimpleRoomGame {
 		this.lastUnclaimedStart = (ticket.active ? this.createTime : 0);
 	}
 
-	onJoin(user: User, connection: Connection) {
+	override onJoin(user: User, connection: Connection) {
 		if (!this.ticket.open) return false;
 		if (!user.isStaff || user.id === this.ticket.userid) {
 			if (this.emptyRoom) this.emptyRoom = false;
@@ -243,7 +243,7 @@ export class HelpTicket extends Rooms.SimpleRoomGame {
 		}
 	}
 
-	onLeave(user: User, oldUserid: ID) {
+	override onLeave(user: User, oldUserid: ID) {
 		const player = this.playerTable[oldUserid || user.id];
 		if (player) {
 			this.removePlayer(player);
@@ -274,7 +274,7 @@ export class HelpTicket extends Rooms.SimpleRoomGame {
 		}
 	}
 
-	onLogMessage(message: string, user: User) {
+	override onLogMessage(message: string, user: User) {
 		if (!this.ticket.open) return;
 		if (user.isStaff && this.ticket.userid !== user.id) this.involvedStaff.add(user.id);
 		if (this.ticket.active) return;
@@ -309,7 +309,7 @@ export class HelpTicket extends Rooms.SimpleRoomGame {
 		}
 	}
 
-	forfeit(user: User) {
+	override forfeit(user: User) {
 		if (!(user.id in this.playerTable)) return;
 		this.removePlayer(this.playerTable[user.id]);
 		if (!this.ticket.open) return;
@@ -458,7 +458,7 @@ export class HelpTicket extends Rooms.SimpleRoomGame {
 	}
 
 	// Modified version of RoomGame.destory
-	destroy() {
+	override destroy() {
 		if (tickets[this.ticket.userid] && this.ticket.open) {
 			// Ticket was not deleted - deleted tickets already have this done to them - and was not closed.
 			// Write stats and change flags as appropriate prior to deletion.
@@ -476,7 +476,7 @@ export class HelpTicket extends Rooms.SimpleRoomGame {
 		(this.players as any) = null;
 		(this.playerTable as any) = null;
 	}
-	onChatMessage(message: string, user: User) {
+	override onChatMessage(message: string, user: User) {
 		HelpTicket.uploadReplaysFrom(message, user, user.connections[0]);
 	}
 	// workaround to modlog for no room

server/chat-plugins/mafia.ts

@@ -322,7 +322,7 @@ class Mafia extends Rooms.RoomGame<MafiaPlayer> {
 	phase: 'signups' | 'locked' | 'IDEApicking' | 'IDEAlocked' | 'day' | 'night';
 	dayNum: number;
 
-	timer: NodeJS.Timeout | null;
+	override timer: NodeJS.Timeout | null;
 	dlAt: number;
 
 	IDEA: MafiaIDEAModule;
@@ -1777,7 +1777,7 @@ class Mafia extends Rooms.RoomGame<MafiaPlayer> {
 		}
 	}
 
-	onChatMessage(message: string, user: User) {
+	override onChatMessage(message: string, user: User) {
 		const subIndex = this.hostRequestedSub.indexOf(user.id);
 		if (subIndex !== -1) {
 			this.hostRequestedSub.splice(subIndex, 1);
@@ -1821,11 +1821,11 @@ class Mafia extends Rooms.RoomGame<MafiaPlayer> {
 		}
 	}
 
-	onConnect(user: User) {
+	override onConnect(user: User) {
 		this.sendUser(user, `|uhtml|mafia|${this.roomWindow()}`);
 	}
 
-	onJoin(user: User) {
+	override onJoin(user: User) {
 		const player = this.getPlayer(user.id);
 		if (player) {
 			return player.updateHtmlRoom();
@@ -1833,7 +1833,7 @@ class Mafia extends Rooms.RoomGame<MafiaPlayer> {
 		if (user.id === this.hostid || this.cohostids.includes(user.id)) return this.updateHost(user.id);
 	}
 
-	removeBannedUser(user: User) {
+	override removeBannedUser(user: User) {
 		// Player was banned, attempt to sub now
 		// If we can't sub now, make subbing them out the top priority
 		if (!this.getPlayer(user.id)) return;
@@ -1841,7 +1841,7 @@ class Mafia extends Rooms.RoomGame<MafiaPlayer> {
 		this.nextSub();
 	}
 
-	forfeit(user: User) {
+	override forfeit(user: User) {
 		// Add the player to the sub list.
 		const player = this.getPlayer(user.id);
 		if (!player || player.isEliminated()) return;

server/chat-plugins/poll.ts

@@ -303,11 +303,11 @@ export class Poll extends Rooms.MinorActivity {
 		}
 	}
 
-	onConnect(user: User, connection: Connection | null = null) {
+	override onConnect(user: User, connection: Connection | null = null) {
 		this.displayTo(user, connection);
 	}
 
-	onRename(user: User, oldid: ID, joining: boolean) {
+	override onRename(user: User, oldid: ID, joining: boolean) {
 		if (user.id in this.voters) {
 			this.updateFor(user);
 		}

server/chat-plugins/scavengers.ts

@@ -139,7 +139,7 @@ class Ladder {
 }
 
 class PlayerLadder extends Ladder {
-	addPoints(name: string, aspect: string, points: number, noUpdate?: boolean) {
+	override addPoints(name: string, aspect: string, points: number, noUpdate?: boolean) {
 		if (!aspect.startsWith('cumulative-')) {
 			this.addPoints(name, `cumulative-${aspect}`, points, noUpdate);
 		}
@@ -338,9 +338,9 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 	staffHostName: string;
 	scavGame: true;
 	timerEnd: number | null;
-	timer: NodeJS.Timeout | null;
+	override timer: NodeJS.Timeout | null;
 
-	readonly checkChat = true;
+	override readonly checkChat = true;
 
 	[k: string]: any; // for purposes of adding new temporary properties for the purpose of twists.
 	constructor({ room, staffHost, hosts, gameType, questions, isHTML, mod }:
@@ -433,7 +433,7 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 	}
 
 	// alert new users that are joining the room about the current hunt.
-	onConnect(user: User, connection: Connection) {
+	override onConnect(user: User, connection: Connection) {
 		// send the fact that a hunt is currently going on.
 		connection.sendTo(this.room, this.getCreationMessage());
 		this.runEvent('Connect', user, connection);
@@ -462,7 +462,7 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 			`(To answer, use <kbd>/scavenge <em>ANSWER</em></kbd>)</div>`;
 	}
 
-	joinGame(user: User) {
+	override joinGame(user: User) {
 		if (this.hosts.some(h => h.id === user.id) || user.id === this.staffHostId) {
 			return user.sendTo(
 				this.room,
@@ -492,7 +492,7 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 		}
 	}
 
-	leaveGame(user: User) {
+	override leaveGame(user: User) {
 		const player = this.playerTable[user.id];
 
 		if (!player) return user.sendTo(this.room, "You have not joined the scavenger hunt.");
@@ -589,7 +589,7 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 		return minutes;
 	}
 
-	choose(user: User, originalValue: string) {
+	override choose(user: User, originalValue: string) {
 		if (!(user.id in this.playerTable)) {
 			if (!this.joinGame(user)) return false;
 		}
@@ -858,7 +858,7 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 	}
 
 	// modify destroy to get rid of any timers in the current roomgame.
-	destroy() {
+	override destroy() {
 		if (this.timer) {
 			clearTimeout(this.timer);
 		}
@@ -925,9 +925,9 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 		return true;
 	}
 
-	onUpdateConnection() {}
+	override onUpdateConnection() {}
 
-	onChatMessage(msg: string) {
+	override onChatMessage(msg: string) {
 		let msgId = toID(msg) as string;
 
 		// identify if there is a bot/dt command that failed
@@ -1004,7 +1004,7 @@ export class ScavengerHunt extends Rooms.RoomGame<ScavengerHuntPlayer> {
 
 export class ScavengerHuntPlayer extends Rooms.RoomGamePlayer<ScavengerHunt> {
 	lastGuess: number;
-	completed: boolean;
+	override completed: boolean;
 	joinIps: string[];
 	currentQuestion: number;
 
@@ -1040,7 +1040,7 @@ export class ScavengerHuntPlayer extends Rooms.RoomGamePlayer<ScavengerHunt> {
 		}
 	}
 
-	destroy() {
+	override destroy() {
 		const user = Users.getExact(this.id);
 		if (user) {
 			user.games.delete(this.game.roomid);

server/chat-plugins/trivia/trivia.ts

@@ -485,21 +485,21 @@ export class Trivia extends Rooms.RoomGame<TriviaPlayer> {
 		return new TriviaPlayer(user, this);
 	}
 
-	destroy() {
+	override destroy() {
 		if (this.phaseTimeout) clearTimeout(this.phaseTimeout);
 		this.phaseTimeout = null;
 		this.kickedUsers.clear();
 		super.destroy();
 	}
 
-	onConnect(user: User) {
+	override onConnect(user: User) {
 		const player = this.playerTable[user.id];
 		if (!player?.isAbsent) return false;
 
 		player.toggleAbsence();
 	}
 
-	onLeave(user: User, oldUserID: ID) {
+	override onLeave(user: User, oldUserID: ID) {
 		// The user cannot participate, but their score should be kept
 		// regardless in cases of disconnects.
 		const player = this.playerTable[oldUserID || user.id];
@@ -886,7 +886,7 @@ const hrtimeToNanoseconds = (hrtime: number[]) => hrtime[0] * 1e9 + hrtime[1];
  * correctly.
  */
 export class FirstModeTrivia extends Trivia {
-	answerQuestion(answer: string, user: User) {
+	override answerQuestion(answer: string, user: User) {
 		const player = this.playerTable[user.id];
 		if (!player) throw new Chat.ErrorMessage(this.room.tr`You are not a player in the current trivia game.`);
 		if (this.isPaused) throw new Chat.ErrorMessage(this.room.tr`The trivia game is paused.`);
@@ -923,11 +923,11 @@ export class FirstModeTrivia extends Trivia {
 		this.setAskTimeout();
 	}
 
-	calculatePoints() {
+	override calculatePoints() {
 		return 5;
 	}
 
-	tallyAnswers(): void {
+	override tallyAnswers(): void {
 		if (this.isPaused) return;
 		this.phase = INTERMISSION_PHASE;
 
@@ -957,7 +957,7 @@ export class FirstModeTrivia extends Trivia {
  * depending on how quickly they answer the question.
  */
 export class TimerModeTrivia extends Trivia {
-	answerQuestion(answer: string, user: User) {
+	override answerQuestion(answer: string, user: User) {
 		const player = this.playerTable[user.id];
 		if (!player) throw new Chat.ErrorMessage(this.room.tr`You are not a player in the current trivia game.`);
 		if (this.isPaused) throw new Chat.ErrorMessage(this.room.tr`The trivia game is paused.`);
@@ -973,11 +973,11 @@ export class TimerModeTrivia extends Trivia {
 	 * The difference between the time scoring began and the time the question
 	 * was asked, in nanoseconds.
 	 */
-	calculatePoints(diff: number, totalDiff: number) {
+	override calculatePoints(diff: number, totalDiff: number) {
 		return Math.floor(6 - 5 * diff / totalDiff);
 	}
 
-	tallyAnswers() {
+	override tallyAnswers() {
 		if (this.isPaused) return;
 		this.phase = INTERMISSION_PHASE;
 
@@ -1062,7 +1062,7 @@ export class TimerModeTrivia extends Trivia {
  * better).
  */
 export class NumberModeTrivia extends Trivia {
-	answerQuestion(answer: string, user: User) {
+	override answerQuestion(answer: string, user: User) {
 		const player = this.playerTable[user.id];
 		if (!player) throw new Chat.ErrorMessage(this.room.tr`You are not a player in the current trivia game.`);
 		if (this.isPaused) throw new Chat.ErrorMessage(this.room.tr`The trivia game is paused.`);
@@ -1072,15 +1072,15 @@ export class NumberModeTrivia extends Trivia {
 		player.setAnswer(answer, isCorrect);
 	}
 
-	calculatePoints(correctPlayers: number) {
+	override calculatePoints(correctPlayers: number) {
 		return correctPlayers && (6 - Math.floor(5 * correctPlayers / this.playerCount));
 	}
 
-	getRoundLength() {
+	override getRoundLength() {
 		return 6 * 1000;
 	}
 
-	tallyAnswers() {
+	override tallyAnswers() {
 		if (this.isPaused) return;
 		this.phase = INTERMISSION_PHASE;
 
@@ -1137,7 +1137,7 @@ export class NumberModeTrivia extends Trivia {
  * Triumvirate mode rewards points to the top three users to answer the question correctly.
  */
 export class TriumvirateModeTrivia extends Trivia {
-	answerQuestion(answer: string, user: User) {
+	override answerQuestion(answer: string, user: User) {
 		const player = this.playerTable[user.id];
 		if (!player) throw new Chat.ErrorMessage(this.room.tr`You are not a player in the current trivia game.`);
 		if (this.isPaused) throw new Chat.ErrorMessage(this.room.tr`The trivia game is paused.`);
@@ -1150,11 +1150,11 @@ export class TriumvirateModeTrivia extends Trivia {
 		}
 	}
 
-	calculatePoints(answerNumber: number) {
+	override calculatePoints(answerNumber: number) {
 		return 5 - answerNumber * 2; // 5 points to 1st, 3 points to 2nd, 1 point to 1st
 	}
 
-	tallyAnswers() {
+	override tallyAnswers() {
 		if (this.isPaused) return;
 		this.phase = INTERMISSION_PHASE;
 		const correctPlayers = Object.values(this.playerTable).filter(p => p.isCorrect);
@@ -1433,9 +1433,9 @@ export class MastermindRound extends FirstModeTrivia {
 		this.start();
 	}
 
-	init() {
+	override init() {
 	}
-	start() {
+	override start() {
 		const player = Object.values(this.playerTable)[0];
 		const name = Utils.escapeHTML(player.name);
 		broadcast(this.room, this.room.tr`A Mastermind round in the ${this.game.category} category for ${name} is starting!`);
@@ -1447,17 +1447,17 @@ export class MastermindRound extends FirstModeTrivia {
 		this.setPhaseTimeout(() => void this.askQuestion(), MASTERMIND_INTERMISSION_INTERVAL);
 	}
 
-	win(): Promise<void> {
+	override win(): Promise<void> {
 		if (this.phaseTimeout) clearTimeout(this.phaseTimeout);
 		this.phaseTimeout = null;
 		return Promise.resolve();
 	}
 
-	addTriviaPlayer(user: User): string | undefined {
+	override addTriviaPlayer(user: User): string | undefined {
 		throw new Chat.ErrorMessage(`This is a round of Mastermind; to join the overall game of Mastermind, use /mm join`);
 	}
 
-	setTallyTimeout() {
+	override setTallyTimeout() {
 		// Players must use /mastermind pass to pass on a question
 	}
 
@@ -1465,11 +1465,11 @@ export class MastermindRound extends FirstModeTrivia {
 		this.tallyAnswers();
 	}
 
-	setAskTimeout() {
+	override setAskTimeout() {
 		this.setPhaseTimeout(() => void this.askQuestion(), MASTERMIND_INTERMISSION_INTERVAL);
 	}
 
-	destroy() {
+	override destroy() {
 		super.destroy();
 	}
 }
@@ -1492,7 +1492,7 @@ export class MastermindFinals extends MastermindRound {
 		this.setPhaseTimeout(() => void this.askQuestion(), MASTERMIND_FINALS_START_TIMEOUT);
 	}
 
-	async win() {
+	override async win() {
 		await super.win();
 		const points = new Map<string, number>();
 		for (const id in this.playerTable) {
@@ -1500,9 +1500,9 @@ export class MastermindFinals extends MastermindRound {
 		}
 	}
 
-	setTallyTimeout = FirstModeTrivia.prototype.setTallyTimeout;
+	override setTallyTimeout = FirstModeTrivia.prototype.setTallyTimeout;
 
-	pass() {
+	override pass() {
 		throw new Chat.ErrorMessage(this.room.tr`You cannot pass in the finals.`);
 	}
 }

server/chat-plugins/wifi.tsx

@@ -103,7 +103,7 @@ abstract class Giveaway extends Rooms.SimpleRoomGame {
 	gaNumber: number;
 	host: User;
 	giver: User;
-	room: Room;
+	override room: Room;
 	ot: string;
 	tid: string;
 	game: Game;
@@ -116,7 +116,7 @@ abstract class Giveaway extends Rooms.SimpleRoomGame {
 	 * IP:userid
 	 */
 	joined: Map<string, ID>;
-	timer: NodeJS.Timeout | null;
+	override timer: NodeJS.Timeout | null;
 	pokemonID: ID;
 	sprite: Chat.VNode;
 
@@ -146,7 +146,7 @@ abstract class Giveaway extends Rooms.SimpleRoomGame {
 		[this.pokemonID, this.sprite] = Giveaway.getSprite(prize);
 	}
 
-	destroy() {
+	override destroy() {
 		this.clearTimer();
 		super.destroy();
 	}
@@ -441,7 +441,7 @@ export class QuestionGiveaway extends Giveaway {
 		this.timer = setTimeout(() => this.end(false), 1000 * 60 * 5);
 	}
 
-	choose(user: User, guess: string) {
+	override choose(user: User, guess: string) {
 		if (this.phase !== 'started') return user.sendTo(this.room, "The giveaway has not started yet.");
 
 		if (this.checkJoined(user) && ![...this.joined.values()].includes(user.id)) {
@@ -551,7 +551,7 @@ export class QuestionGiveaway extends Giveaway {
 		);
 	}
 
-	checkExcluded(user: User) {
+	override checkExcluded(user: User) {
 		if (user === this.host) return true;
 		if (this.host.ips.includes(user.latestIp) && !Config.noipchecks) return true;
 		if (this.host.previousIDs.includes(toID(user))) return true;
@@ -631,7 +631,7 @@ export class LotteryGiveaway extends Giveaway {
 		};
 	}
 
-	generateReminder(joined = false) {
+	override generateReminder(joined = false) {
 		const cmd = (joined ? 'Leave' : 'Join');
 		return this.generateWindow(<>
 			The lottery drawing will occur in 2 minutes, and with {Chat.count(this.maxWinners, "winners")}!<br />
@@ -739,7 +739,7 @@ export class LotteryGiveaway extends Giveaway {
 export class GTS extends Rooms.SimpleRoomGame {
 	override readonly gameid = 'gts' as ID;
 	gtsNumber: number;
-	room: Room;
+	override room: Room;
 	giver: User;
 	left: number;
 	summary: string;
@@ -749,7 +749,7 @@ export class GTS extends Rooms.SimpleRoomGame {
 	sprite: Chat.VNode;
 	sent: string[];
 	noDeposits: boolean;
-	timer: NodeJS.Timeout | null;
+	override timer: NodeJS.Timeout | null;
 
 	constructor(
 		room: Room, giver: User, amount: number,

server/chat-plugins/youtube.ts

@@ -393,7 +393,7 @@ export class GroupWatch extends Rooms.SimpleRoomGame {
 		this.url = url;
 		this.info = videoInfo;
 	}
-	onJoin(user: User) {
+	override onJoin(user: User) {
 		const hints = this.hints();
 		for (const hint of hints) {
 			user.sendTo(this.room.roomid, `|html|${hint}`);
@@ -478,7 +478,7 @@ export class GroupWatch extends Rooms.SimpleRoomGame {
 		this.info = info;
 		this.update();
 	}
-	destroy() {
+	override destroy() {
 		GroupWatch.groupwatches.delete(this.id);
 		this.room.game = null;
 		this.room = null!;

server/ladders-challenges.ts

@@ -77,7 +77,7 @@ export class GameChallenge extends AbstractChallenge {
  */
 export class BattleInvite extends AbstractChallenge {
 	declare acceptCommand: string;
-	destroy(accepted?: boolean) {
+	override destroy(accepted?: boolean) {
 		if (accepted) return;
 
 		const room = Rooms.get(this.roomid);

server/punishments.ts

@@ -95,7 +95,7 @@ class PunishmentMap extends Map<string, Punishment[]> {
 			}
 		}
 	}
-	get(k: string) {
+	override get(k: string) {
 		const punishments = super.get(k);
 		if (punishments) {
 			this.removeExpiring(punishments);
@@ -104,7 +104,7 @@ class PunishmentMap extends Map<string, Punishment[]> {
 		}
 		return undefined;
 	}
-	has(k: string) {
+	override has(k: string) {
 		return !!this.get(k);
 	}
 	getByType(k: string, type: string) {

server/room-battle-bestof.ts

@@ -352,7 +352,7 @@ export class BestOfGame extends RoomGame<BestOfPlayer> {
 		}
 	}
 
-	onBattleWin(room: Room, winnerid: ID) {
+	override onBattleWin(room: Room, winnerid: ID) {
 		if (this.ended) return; // can happen if the bo3 is destroyed fsr
 
 		const winner = winnerid ? this.playerTable[winnerid] : null;

server/rooms.ts

@@ -1951,7 +1951,7 @@ export class GameRoom extends BasicRoom {
 		if (!(user.id in this.game.playerTable)) return this.getLog();
 		return this.getLog(this.game.playerTable[user.id].num as 0);
 	}
-	update(excludeUser: User | null = null) {
+	override update(excludeUser: User | null = null) {
 		if (!this.log.broadcastBuffer.length) return;
 
 		if (this.userCount) {
@@ -1961,7 +1961,7 @@ export class GameRoom extends BasicRoom {
 
 		this.pokeExpireTimer();
 	}
-	pokeExpireTimer() {
+	override pokeExpireTimer() {
 		// empty rooms time out after ten minutes
 		if (!this.userCount) {
 			if (this.expireTimer) clearTimeout(this.expireTimer);
@@ -1980,11 +1980,11 @@ export class GameRoom extends BasicRoom {
 			return "Modchat can only be changed by the user who turned it on, or by staff";
 		}
 	}
-	onConnect(user: User, connection: Connection) {
+	override onConnect(user: User, connection: Connection) {
 		this.sendUser(connection, '|init|battle\n|title|' + this.title + '\n' + this.getLogForUser(user));
 		this.game?.onConnect?.(user, connection);
 	}
-	onJoin(user: User, connection: Connection) {
+	override onJoin(user: User, connection: Connection) {
 		if (!user) return false; // ???
 		if (this.users[user.id]) return false;
 

server/sockets.ts

@@ -505,7 +505,7 @@ export class ServerStream extends Streams.ObjectReadWriteStream<string> {
 		});
 	}
 
-	_write(data: string) {
+	override _write(data: string) {
 		// console.log('worker received: ' + data);
 
 		const receiver = this.receivers[data.charAt(0)];

server/tournaments/index.ts

@@ -175,7 +175,7 @@ export class Tournament extends Rooms.RoomGame<TournamentPlayer> {
 		room.send(`|tournament|update|${JSON.stringify(update)}`);
 		this.update();
 	}
-	destroy() {
+	override destroy() {
 		this.forceEnd();
 	}
 	remove() {
@@ -379,7 +379,7 @@ export class Tournament extends Rooms.RoomGame<TournamentPlayer> {
 		return Punishments.hasRoomPunishType(room, toID(user), 'TOURBAN');
 	}
 
-	removeBannedUser(userid: User | ID) {
+	override removeBannedUser(userid: User | ID) {
 		userid = toID(userid);
 		if (!(userid in this.playerTable)) return;
 		if (this.isTournamentStarted) {
@@ -1078,16 +1078,16 @@ export class Tournament extends Rooms.RoomGame<TournamentPlayer> {
 	getDefaultCustomName() {
 		return Dex.formats.get(this.fullFormat).name + " (with custom rules)";
 	}
-	forfeit(user: User) {
+	override forfeit(user: User) {
 		return this.disqualifyUser(user.id, null, "You left the tournament", true);
 	}
-	onConnect(user: User, connection: Connection) {
+	override onConnect(user: User, connection: Connection) {
 		this.updateFor(user, connection);
 	}
-	onUpdateConnection(user: User, connection: Connection) {
+	override onUpdateConnection(user: User, connection: Connection) {
 		this.updateFor(user, connection);
 	}
-	onRename(user: User, oldUserid: ID) {
+	override onRename(user: User, oldUserid: ID) {
 		if (oldUserid in this.playerTable) {
 			this.renamePlayer(user, oldUserid);
 		}
@@ -1107,7 +1107,7 @@ export class Tournament extends Rooms.RoomGame<TournamentPlayer> {
 			}
 		}
 	}
-	onBattleWin(room: GameRoom, winnerid: ID) {
+	override onBattleWin(room: GameRoom, winnerid: ID) {
 		if (this.completedMatches.has(room.roomid)) return;
 		this.completedMatches.add(room.roomid);
 		room.setParent(null);

server/user-groups.ts

@@ -53,7 +53,7 @@ export abstract class Auth extends Map<ID, GroupSymbol | ''> {
 	 * Passing a User will read `user.group`, which is relevant for unregistered
 	 * users with temporary global auth.
 	 */
-	get(user: ID | User) {
+	override get(user: ID | User) {
 		if (typeof user !== 'string') return user.tempGroup;
 		return super.get(user) || Auth.defaultSymbol();
 	}
@@ -252,7 +252,7 @@ export class RoomAuth extends Auth {
 		super();
 		this.room = room;
 	}
-	get(userOrID: ID | User): GroupSymbol {
+	override get(userOrID: ID | User): GroupSymbol {
 		const id = typeof userOrID === 'string' ? userOrID : userOrID.id;
 
 		const parentAuth: Auth | null = this.room.parent ? this.room.parent.auth :
@@ -280,7 +280,7 @@ export class RoomAuth extends Auth {
 
 		return parentGroup;
 	}
-	getEffectiveSymbol(user: User) {
+	override getEffectiveSymbol(user: User) {
 		const symbol = super.getEffectiveSymbol(user);
 		if (!this.room.persist && symbol === user.tempGroup) {
 			const replaceGroup = Auth.getGroup(symbol).globalGroupInPersonalRoom;
@@ -315,7 +315,7 @@ export class RoomAuth extends Auth {
 			super.set(userid as ID, this.room.settings.auth[userid]);
 		}
 	}
-	set(id: ID, symbol: GroupSymbol) {
+	override set(id: ID, symbol: GroupSymbol) {
 		if (symbol === 'whitelist' as GroupSymbol) {
 			symbol = Auth.defaultSymbol();
 		}
@@ -327,7 +327,7 @@ export class RoomAuth extends Auth {
 		if (user) this.room.onUpdateIdentity(user);
 		return this;
 	}
-	delete(id: ID) {
+	override delete(id: ID) {
 		if (!this.has(id)) return false;
 		super.delete(id);
 		delete this.room.settings.auth[id];
@@ -379,7 +379,7 @@ export class GlobalAuth extends Auth {
 			super.set(id, newSymbol);
 		}
 	}
-	set(id: ID, group: GroupSymbol, username?: string) {
+	override set(id: ID, group: GroupSymbol, username?: string) {
 		if (!username) username = id;
 		const user = Users.get(id, true);
 		if (user) {
@@ -393,7 +393,7 @@ export class GlobalAuth extends Auth {
 		void this.save();
 		return this;
 	}
-	delete(id: ID) {
+	override delete(id: ID) {
 		if (!super.has(id)) return false;
 		super.delete(id);
 		const user = Users.get(id);

server/users.ts

@@ -337,7 +337,7 @@ export interface UserSettings {
 // User
 export class User extends Chat.MessageContext {
 	/** In addition to needing it to implement MessageContext, this is also nice for compatibility with Connection. */
-	readonly user: User;
+	override readonly user: User;
 	/**
 	 * Not a source of truth - should always be in sync with
 	 * `[...Rooms.rooms.values()].filter(room => this.id in room.users)`
@@ -358,7 +358,7 @@ export class User extends Chat.MessageContext {
 	id: ID;
 	tempGroup: GroupSymbol;
 	avatar: string | number;
-	language: ID | null;
+	override language: ID | null;
 
 	connected: boolean;
 	connections: Connection[];
@@ -1556,7 +1556,7 @@ export class User extends Chat.MessageContext {
 			this.punishmentTimer = null;
 		}
 	}
-	toString() {
+	override toString() {
 		return this.id;
 	}
 }

sim/battle-stream.ts

@@ -58,7 +58,7 @@ export class BattleStream extends Streams.ObjectReadWriteStream<string> {
 		this.battle = null;
 	}
 
-	_write(chunk: string) {
+	override _write(chunk: string) {
 		if (this.noCatch) {
 			this._writeLines(chunk);
 		} else {
@@ -235,13 +235,13 @@ export class BattleStream extends Streams.ObjectReadWriteStream<string> {
 		}
 	}
 
-	_writeEnd() {
+	override _writeEnd() {
 		// if battle already ended, we don't need to pushEnd.
 		if (!this.atEOF) this.pushEnd();
 		this._destroy();
 	}
 
-	_destroy() {
+	override _destroy() {
 		if (this.battle) this.battle.destroy();
 	}
 }
@@ -379,7 +379,7 @@ export class BattleTextStream extends Streams.ReadWriteStream {
 		this.pushEnd();
 	}
 
-	_write(message: string | Buffer) {
+	override _write(message: string | Buffer) {
 		this.currentMessage += `${message}`;
 		const index = this.currentMessage.lastIndexOf('\n');
 		if (index >= 0) {
@@ -388,7 +388,7 @@ export class BattleTextStream extends Streams.ReadWriteStream {
 		}
 	}
 
-	_writeEnd() {
+	override _writeEnd() {
 		return this.battleStream.writeEnd();
 	}
 }

sim/dex-data.ts

@@ -132,7 +132,7 @@ export abstract class BasicEffect implements EffectData {
 }
 
 export class Nature extends BasicEffect implements Readonly<BasicEffect & NatureData> {
-	readonly effectType: 'Nature';
+	override readonly effectType: 'Nature';
 	readonly plus?: StatIDExceptHP;
 	readonly minus?: StatIDExceptHP;
 	constructor(data: AnyObject) {

sim/dex-formats.ts

@@ -392,7 +392,7 @@ export class Format extends BasicEffect implements Readonly<BasicEffect> {
 	 * random/fixed teams. null if players can bring teams.
 	 */
 	declare readonly team?: string;
-	readonly effectType: FormatEffectType;
+	override readonly effectType: FormatEffectType;
 	readonly debug: boolean;
 	/**
 	 * Whether or not a format will update ladder points if searched

sim/tools/exhaustive-runner.ts

@@ -409,11 +409,11 @@ class CoordinatedPlayerAI extends RandomPlayerAI {
 		this.pools = pools;
 	}
 
-	protected chooseTeamPreview(team: AnyObject[]): string {
+	protected override chooseTeamPreview(team: AnyObject[]): string {
 		return `team ${this.choosePokemon(team.map((p, i) => ({ slot: i + 1, pokemon: p }))) || 1}`;
 	}
 
-	protected chooseMove(active: AnyObject, moves: { choice: string, move: AnyObject }[]): string {
+	protected override chooseMove(active: AnyObject, moves: { choice: string, move: AnyObject }[]): string {
 		this.markUsedIfGmax(active);
 		// Prefer to use a move which hasn't been used yet.
 		for (const { choice, move } of moves) {
@@ -426,7 +426,7 @@ class CoordinatedPlayerAI extends RandomPlayerAI {
 		return super.chooseMove(active, moves);
 	}
 
-	protected chooseSwitch(active: AnyObject | undefined, switches: { slot: number, pokemon: AnyObject }[]): number {
+	protected override chooseSwitch(active: AnyObject | undefined, switches: { slot: number, pokemon: AnyObject }[]): number {
 		this.markUsedIfGmax(active);
 		return this.choosePokemon(switches) || super.chooseSwitch(active, switches);
 	}

sim/tools/random-player-ai.ts

@@ -27,7 +27,7 @@ export class RandomPlayerAI extends BattlePlayer {
 		this.prng = PRNG.get(options.seed);
 	}
 
-	receiveError(error: Error) {
+	override receiveError(error: Error) {
 		// If we made an unavailable choice we will receive a followup request to
 		// allow us the opportunity to correct our decision.
 		if (error.message.startsWith('[Unavailable choice]')) return;

sim/tools/runner.ts

@@ -163,7 +163,7 @@ class RawBattleStream extends BattleStreams.BattleStream {
 		this.rawInputLog = [];
 	}
 
-	_write(message: string) {
+	override _write(message: string) {
 		if (this.input) console.log(message);
 		this.rawInputLog.push(message);
 		super._write(message);

tsconfig.json

@@ -16,7 +16,7 @@
         "incremental": true,
         "allowUnreachableCode": false,
         "esModuleInterop": true,
-        "noImplicitOverride": false,
+        "noImplicitOverride": true,
         "useDefineForClassFields": false
     },
     "types": ["node"],