10     self.nonOptionCount = function nonOptionCount(argv) {  argument
12         const positionalCount = argv._.length + (argv['--'] ? argv['--'].length : 0);
47     self.requiredArguments = function requiredArguments(argv, demandedOptions) {  argument
50             if (!Object.prototype.hasOwnProperty.call(argv, key) ||
51                 typeof argv[key] === 'undefined') {
68 …self.unknownArguments = function unknownArguments(argv, aliases, positionalMap, isDefaultCommand, …  argument
76         Object.keys(argv).forEach(key => {
88             argv._.slice(currentContext.commands.length).forEach(key => {
98             if (expected < argv._.length) {
99                 argv._.slice(expected).forEach(key => {
112     self.unknownCommands = function unknownCommands(argv) {  argument
120             argv._.slice(currentContext.commands.length).forEach(key => {
141     self.limitedChoices = function limitedChoices(argv) {  argument
146         Object.keys(argv).forEach(key => {
149                 [].concat(argv[key]).forEach(value => {
191     function keyExists(argv, val) {  argument
195             val = argv._.length >= val;
199             val = !Object.prototype.hasOwnProperty.call(argv, val);
202             val = Object.prototype.hasOwnProperty.call(argv, val);
206     self.implications = function implications(argv) {  argument
213                 key = keyExists(argv, key);
214                 value = keyExists(argv, value);
250     self.conflicting = function conflictingFn(argv) {  argument
251         Object.keys(argv).forEach(key => {
254                     if (value && argv[key] !== undefined && argv[value] !== undefined) {
264                         argv[shim.Parser.camelCase(key)] !== undefined &&
265                         argv[shim.Parser.camelCase(value)] !== undefined) {