20     defaultCompletion(args, argv, current, done) {  argument
28                     return y.argv;
34         this.optionCompletions(completions, args, argv, current);
35         this.choicesCompletions(completions, args, argv, current);
59     optionCompletions(completions, args, argv, current) {  argument
69                     !this.argsContainKey(args, argv, key, negable)) {
77     choicesCompletions(completions, args, argv, current) {  argument
107     argsContainKey(args, argv, key, negable) {  argument
114                 if (argv[alias] !== undefined)
134     customCompletion(args, argv, current, done) {  argument
137             const result = this.customCompletionFunction(current, argv);
154 …eturn this.customCompletionFunction(current, argv, (onCompleted = done) => this.defaultCompletion(…
159             return this.customCompletionFunction(current, argv, completions => {
166         const argv = this.yargs.parse(args, true);
168             ? (argv) => this.customCompletion(args, argv, current, done)
169             : (argv) => this.defaultCompletion(args, argv, current, done);
170         return isPromise(argv)
171             ? argv.then(completionFunction)
172             : completionFunction(argv);