160     array(keys) {  argument
161         argsert('<array|string>', [keys], arguments.length);
162         this[kPopulateParserHintArray]('array', keys);
163         this[kTrackManuallySetKeys](keys);
166     boolean(keys) {  argument
167         argsert('<array|string>', [keys], arguments.length);
168         this[kPopulateParserHintArray]('boolean', keys);
169         this[kTrackManuallySetKeys](keys);
197     coerce(keys, value) {  argument
198         argsert('<object|string|array> [function]', [keys, value], arguments.length);
199         if (Array.isArray(keys)) {
203             for (const key of keys) {
208         else if (typeof keys === 'object') {
209             for (const key of Object.keys(keys)) {
210                 this.coerce(key, keys[key]);
217         __classPrivateFieldGet(this, _YargsInstance_options, "f").key[keys] = true;
222                 return value(argv[keys]);
224                 argv[keys] = result;
225                 if (aliases[keys]) {
226                     for (const alias of aliases[keys]) {
234         }, keys);
288     count(keys) {  argument
289         argsert('<array|string>', [keys], arguments.length);
290         this[kPopulateParserHintArray]('count', keys);
291         this[kTrackManuallySetKeys](keys);
328     demand(keys, max, msg) {
340         if (typeof keys === 'number') {
342             this.demandCommand(keys, max, msg, msg);
344         else if (Array.isArray(keys)) {
345             keys.forEach(key => {
352                 this.demandOption(keys, msg);
355                 this.demandOption(keys);
360     demandOption(keys, msg) {
361         argsert('<object|string|array> [string]', [keys, msg], arguments.length);
362 …pulateParserHintSingleValueDictionary](this.demandOption.bind(this), 'demandedOptions', keys, msg);
370     describe(keys, description) {
371         argsert('<object|string|array> [string]', [keys, description], arguments.length);
372         this[kSetKey](keys, true);
373         __classPrivateFieldGet(this, _YargsInstance_usage, "f").describe(keys, description);
554     normalize(keys) {
555         argsert('<array|string>', [keys], arguments.length);
556         this[kPopulateParserHintArray]('normalize', keys);
559     number(keys) {
560         argsert('<array|string>', [keys], arguments.length);
561         this[kPopulateParserHintArray]('number', keys);
562         this[kTrackManuallySetKeys](keys);
568             Object.keys(key).forEach(k => {
798     required(keys, max, msg) {
799         return this.demand(keys, max, msg);
801     require(keys, max, msg) {
802         return this.demand(keys, max, msg);
804     requiresArg(keys) {
805         argsert('<array|string|object> [number]', [keys], arguments.length);
806 …if (typeof keys === 'string' && __classPrivateFieldGet(this, _YargsInstance_options, "f").narg[key…
810 …    this[kPopulateParserHintSingleValueDictionary](this.requiresArg.bind(this), 'narg', keys, NaN);
859     skipValidation(keys) {
860         argsert('<array|string>', [keys], arguments.length);
861         this[kPopulateParserHintArray]('skipValidation', keys);
879     string(keys) {
880         argsert('<array|string>', [keys], arguments.length);
881         this[kPopulateParserHintArray]('string', keys);
882         this[kTrackManuallySetKeys](keys);
1098     [kPopulateParserHintArray](type, keys) {
1099         keys = [].concat(keys);
1100         keys.forEach(key => {
1244 …__classPrivateFieldGet(this, _YargsInstance_preservedGroups, "f"), Object.keys(__classPrivateField…
1245 …const keys = __classPrivateFieldGet(this, _YargsInstance_groups, "f")[groupName].filter(key => !(k…  constant
1246             if (keys.length > 0) {
1247                 acc[groupName] = keys;
1321         Object.keys(argv).forEach(key => {
1418 …skipValidation = Object.keys(argv).some(key => __classPrivateFieldGet(this, _YargsInstance_options…
1470     [kTrackManuallySetKeys](keys) {
1471         if (typeof keys === 'string') {
1472             __classPrivateFieldGet(this, _YargsInstance_options, "f").key[keys] = true;
1475             for (const k of keys) {