method CliffyCommand.prototype.allowEmptyimport { CliffyCommand } from "https://dotland.deno.dev/x/nessie@2.0.9/deps.ts"; allowEmpty<T extends boolean | undefined = undefined>(allowEmpty?: T): false extends T ? this : Command<Partial<CPG>, CPT, Partial<CO>, CA, CG, CT, CGT, CP>Don't throw an error if the command was called without arguments. Type ParametersoptionalT extends boolean | undefined = undefinedParametersoptionalallowEmpty: TEnable/disable allow empty. Returnsfalse extends T ? this : Command<Partial<CPG>, CPT, Partial<CO>, CA, CG, CT, CGT, CP>