882 lines
27 KiB
TypeScript
882 lines
27 KiB
TypeScript
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// Type definitions for commander
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// Original definitions by: Alan Agius <https://github.com/alan-agius4>, Marcelo Dezem <https://github.com/mdezem>, vvakame <https://github.com/vvakame>, Jules Randolph <https://github.com/sveinburne>
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// Using method rather than property for method-signature-style, to document method overloads separately. Allow either.
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/* eslint-disable @typescript-eslint/method-signature-style */
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/* eslint-disable @typescript-eslint/no-explicit-any */
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export class CommanderError extends Error {
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code: string;
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exitCode: number;
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message: string;
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nestedError?: string;
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/**
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* Constructs the CommanderError class
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* @param exitCode - suggested exit code which could be used with process.exit
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* @param code - an id string representing the error
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* @param message - human-readable description of the error
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* @constructor
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*/
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constructor(exitCode: number, code: string, message: string);
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}
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export class InvalidArgumentError extends CommanderError {
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/**
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* Constructs the InvalidArgumentError class
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* @param message - explanation of why argument is invalid
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* @constructor
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*/
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constructor(message: string);
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}
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export { InvalidArgumentError as InvalidOptionArgumentError }; // deprecated old name
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export interface ErrorOptions { // optional parameter for error()
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/** an id string representing the error */
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code?: string;
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/** suggested exit code which could be used with process.exit */
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exitCode?: number;
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}
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export class Argument {
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description: string;
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required: boolean;
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variadic: boolean;
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/**
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* Initialize a new command argument with the given name and description.
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* The default is that the argument is required, and you can explicitly
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* indicate this with <> around the name. Put [] around the name for an optional argument.
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*/
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constructor(arg: string, description?: string);
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/**
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* Return argument name.
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*/
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name(): string;
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/**
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* Set the default value, and optionally supply the description to be displayed in the help.
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*/
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default(value: unknown, description?: string): this;
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/**
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* Set the custom handler for processing CLI command arguments into argument values.
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*/
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argParser<T>(fn: (value: string, previous: T) => T): this;
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/**
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* Only allow argument value to be one of choices.
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*/
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choices(values: readonly string[]): this;
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/**
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* Make argument required.
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*/
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argRequired(): this;
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/**
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* Make argument optional.
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*/
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argOptional(): this;
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}
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export class Option {
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flags: string;
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description: string;
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required: boolean; // A value must be supplied when the option is specified.
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optional: boolean; // A value is optional when the option is specified.
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variadic: boolean;
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mandatory: boolean; // The option must have a value after parsing, which usually means it must be specified on command line.
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optionFlags: string;
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short?: string;
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long?: string;
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negate: boolean;
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defaultValue?: any;
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defaultValueDescription?: string;
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parseArg?: <T>(value: string, previous: T) => T;
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hidden: boolean;
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argChoices?: string[];
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constructor(flags: string, description?: string);
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/**
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* Set the default value, and optionally supply the description to be displayed in the help.
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*/
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default(value: unknown, description?: string): this;
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/**
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* Preset to use when option used without option-argument, especially optional but also boolean and negated.
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* The custom processing (parseArg) is called.
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*
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* @example
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* ```ts
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* new Option('--color').default('GREYSCALE').preset('RGB');
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* new Option('--donate [amount]').preset('20').argParser(parseFloat);
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* ```
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*/
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preset(arg: unknown): this;
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/**
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* Add option name(s) that conflict with this option.
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* An error will be displayed if conflicting options are found during parsing.
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*
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* @example
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* ```ts
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* new Option('--rgb').conflicts('cmyk');
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* new Option('--js').conflicts(['ts', 'jsx']);
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* ```
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*/
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conflicts(names: string | string[]): this;
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/**
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* Specify implied option values for when this option is set and the implied options are not.
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*
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* The custom processing (parseArg) is not called on the implied values.
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*
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* @example
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* program
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* .addOption(new Option('--log', 'write logging information to file'))
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* .addOption(new Option('--trace', 'log extra details').implies({ log: 'trace.txt' }));
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*/
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implies(optionValues: OptionValues): this;
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/**
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* Set environment variable to check for option value.
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*
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* An environment variables is only used if when processed the current option value is
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* undefined, or the source of the current value is 'default' or 'config' or 'env'.
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*/
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env(name: string): this;
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/**
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* Calculate the full description, including defaultValue etc.
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*/
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fullDescription(): string;
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/**
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* Set the custom handler for processing CLI option arguments into option values.
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*/
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argParser<T>(fn: (value: string, previous: T) => T): this;
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/**
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* Whether the option is mandatory and must have a value after parsing.
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*/
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makeOptionMandatory(mandatory?: boolean): this;
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/**
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* Hide option in help.
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*/
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hideHelp(hide?: boolean): this;
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/**
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* Only allow option value to be one of choices.
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*/
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choices(values: readonly string[]): this;
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/**
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* Return option name.
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*/
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name(): string;
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/**
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* Return option name, in a camelcase format that can be used
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* as a object attribute key.
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*/
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attributeName(): string;
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/**
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* Return whether a boolean option.
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*
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* Options are one of boolean, negated, required argument, or optional argument.
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*/
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isBoolean(): boolean;
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}
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export class Help {
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/** output helpWidth, long lines are wrapped to fit */
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helpWidth?: number;
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sortSubcommands: boolean;
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sortOptions: boolean;
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constructor();
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/** Get the command term to show in the list of subcommands. */
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subcommandTerm(cmd: Command): string;
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/** Get the command summary to show in the list of subcommands. */
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subcommandDescription(cmd: Command): string;
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/** Get the option term to show in the list of options. */
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optionTerm(option: Option): string;
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/** Get the option description to show in the list of options. */
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optionDescription(option: Option): string;
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/** Get the argument term to show in the list of arguments. */
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argumentTerm(argument: Argument): string;
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/** Get the argument description to show in the list of arguments. */
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argumentDescription(argument: Argument): string;
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/** Get the command usage to be displayed at the top of the built-in help. */
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commandUsage(cmd: Command): string;
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/** Get the description for the command. */
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commandDescription(cmd: Command): string;
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/** Get an array of the visible subcommands. Includes a placeholder for the implicit help command, if there is one. */
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visibleCommands(cmd: Command): Command[];
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/** Get an array of the visible options. Includes a placeholder for the implicit help option, if there is one. */
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visibleOptions(cmd: Command): Option[];
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/** Get an array of the arguments which have descriptions. */
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visibleArguments(cmd: Command): Argument[];
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/** Get the longest command term length. */
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longestSubcommandTermLength(cmd: Command, helper: Help): number;
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/** Get the longest option term length. */
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longestOptionTermLength(cmd: Command, helper: Help): number;
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/** Get the longest argument term length. */
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longestArgumentTermLength(cmd: Command, helper: Help): number;
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/** Calculate the pad width from the maximum term length. */
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padWidth(cmd: Command, helper: Help): number;
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/**
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* Wrap the given string to width characters per line, with lines after the first indented.
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* Do not wrap if insufficient room for wrapping (minColumnWidth), or string is manually formatted.
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*/
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wrap(str: string, width: number, indent: number, minColumnWidth?: number): string;
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/** Generate the built-in help text. */
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formatHelp(cmd: Command, helper: Help): string;
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}
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export type HelpConfiguration = Partial<Help>;
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export interface ParseOptions {
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from: 'node' | 'electron' | 'user';
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}
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export interface HelpContext { // optional parameter for .help() and .outputHelp()
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error: boolean;
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}
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export interface AddHelpTextContext { // passed to text function used with .addHelpText()
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error: boolean;
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command: Command;
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}
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export interface OutputConfiguration {
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writeOut?(str: string): void;
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writeErr?(str: string): void;
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getOutHelpWidth?(): number;
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getErrHelpWidth?(): number;
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outputError?(str: string, write: (str: string) => void): void;
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}
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export type AddHelpTextPosition = 'beforeAll' | 'before' | 'after' | 'afterAll';
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export type HookEvent = 'preSubcommand' | 'preAction' | 'postAction';
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export type OptionValueSource = 'default' | 'config' | 'env' | 'cli' | 'implied';
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export interface OptionValues {
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[key: string]: any;
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}
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export class Command {
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args: string[];
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processedArgs: any[];
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commands: Command[];
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parent: Command | null;
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constructor(name?: string);
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/**
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* Set the program version to `str`.
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*
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* This method auto-registers the "-V, --version" flag
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* which will print the version number when passed.
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*
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* You can optionally supply the flags and description to override the defaults.
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*/
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version(str: string, flags?: string, description?: string): this;
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/**
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* Define a command, implemented using an action handler.
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*
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* @remarks
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* The command description is supplied using `.description`, not as a parameter to `.command`.
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*
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* @example
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* ```ts
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* program
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* .command('clone <source> [destination]')
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* .description('clone a repository into a newly created directory')
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* .action((source, destination) => {
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* console.log('clone command called');
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* });
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* ```
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*
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* @param nameAndArgs - command name and arguments, args are `<required>` or `[optional]` and last may also be `variadic...`
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* @param opts - configuration options
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* @returns new command
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*/
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command(nameAndArgs: string, opts?: CommandOptions): ReturnType<this['createCommand']>;
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/**
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* Define a command, implemented in a separate executable file.
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*
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* @remarks
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* The command description is supplied as the second parameter to `.command`.
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*
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* @example
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* ```ts
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* program
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* .command('start <service>', 'start named service')
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* .command('stop [service]', 'stop named service, or all if no name supplied');
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* ```
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*
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* @param nameAndArgs - command name and arguments, args are `<required>` or `[optional]` and last may also be `variadic...`
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* @param description - description of executable command
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* @param opts - configuration options
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* @returns `this` command for chaining
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*/
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command(nameAndArgs: string, description: string, opts?: ExecutableCommandOptions): this;
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/**
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* Factory routine to create a new unattached command.
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*
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* See .command() for creating an attached subcommand, which uses this routine to
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* create the command. You can override createCommand to customise subcommands.
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*/
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createCommand(name?: string): Command;
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/**
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* Add a prepared subcommand.
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*
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* See .command() for creating an attached subcommand which inherits settings from its parent.
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*
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* @returns `this` command for chaining
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*/
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addCommand(cmd: Command, opts?: CommandOptions): this;
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/**
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* Factory routine to create a new unattached argument.
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*
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* See .argument() for creating an attached argument, which uses this routine to
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* create the argument. You can override createArgument to return a custom argument.
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*/
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createArgument(name: string, description?: string): Argument;
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/**
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* Define argument syntax for command.
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*
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* The default is that the argument is required, and you can explicitly
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* indicate this with <> around the name. Put [] around the name for an optional argument.
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*
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* @example
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* ```
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* program.argument('<input-file>');
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* program.argument('[output-file]');
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* ```
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*
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* @returns `this` command for chaining
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*/
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argument<T>(flags: string, description: string, fn: (value: string, previous: T) => T, defaultValue?: T): this;
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argument(name: string, description?: string, defaultValue?: unknown): this;
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/**
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* Define argument syntax for command, adding a prepared argument.
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*
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* @returns `this` command for chaining
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*/
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addArgument(arg: Argument): this;
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/**
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* Define argument syntax for command, adding multiple at once (without descriptions).
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*
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* See also .argument().
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*
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* @example
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* ```
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* program.arguments('<cmd> [env]');
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* ```
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*
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* @returns `this` command for chaining
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*/
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arguments(names: string): this;
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/**
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* Override default decision whether to add implicit help command.
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*
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* @example
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* ```
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* addHelpCommand() // force on
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* addHelpCommand(false); // force off
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* addHelpCommand('help [cmd]', 'display help for [cmd]'); // force on with custom details
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* ```
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*
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* @returns `this` command for chaining
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*/
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addHelpCommand(enableOrNameAndArgs?: string | boolean, description?: string): this;
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/**
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* Add hook for life cycle event.
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*/
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hook(event: HookEvent, listener: (thisCommand: Command, actionCommand: Command) => void | Promise<void>): this;
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/**
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* Register callback to use as replacement for calling process.exit.
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*/
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exitOverride(callback?: (err: CommanderError) => never | void): this;
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/**
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* Display error message and exit (or call exitOverride).
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*/
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error(message: string, errorOptions?: ErrorOptions): never;
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/**
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* You can customise the help with a subclass of Help by overriding createHelp,
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* or by overriding Help properties using configureHelp().
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*/
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createHelp(): Help;
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/**
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* You can customise the help by overriding Help properties using configureHelp(),
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* or with a subclass of Help by overriding createHelp().
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*/
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configureHelp(configuration: HelpConfiguration): this;
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/** Get configuration */
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configureHelp(): HelpConfiguration;
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/**
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* The default output goes to stdout and stderr. You can customise this for special
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* applications. You can also customise the display of errors by overriding outputError.
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*
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* The configuration properties are all functions:
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* ```
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* // functions to change where being written, stdout and stderr
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* writeOut(str)
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* writeErr(str)
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* // matching functions to specify width for wrapping help
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* getOutHelpWidth()
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* getErrHelpWidth()
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* // functions based on what is being written out
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* outputError(str, write) // used for displaying errors, and not used for displaying help
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* ```
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*/
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configureOutput(configuration: OutputConfiguration): this;
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/** Get configuration */
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|
configureOutput(): OutputConfiguration;
|
||
|
|
||
|
/**
|
||
|
* Copy settings that are useful to have in common across root command and subcommands.
|
||
|
*
|
||
|
* (Used internally when adding a command using `.command()` so subcommands inherit parent settings.)
|
||
|
*/
|
||
|
copyInheritedSettings(sourceCommand: Command): this;
|
||
|
|
||
|
/**
|
||
|
* Display the help or a custom message after an error occurs.
|
||
|
*/
|
||
|
showHelpAfterError(displayHelp?: boolean | string): this;
|
||
|
|
||
|
/**
|
||
|
* Display suggestion of similar commands for unknown commands, or options for unknown options.
|
||
|
*/
|
||
|
showSuggestionAfterError(displaySuggestion?: boolean): this;
|
||
|
|
||
|
/**
|
||
|
* Register callback `fn` for the command.
|
||
|
*
|
||
|
* @example
|
||
|
* ```
|
||
|
* program
|
||
|
* .command('serve')
|
||
|
* .description('start service')
|
||
|
* .action(function() {
|
||
|
* // do work here
|
||
|
* });
|
||
|
* ```
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
action(fn: (...args: any[]) => void | Promise<void>): this;
|
||
|
|
||
|
/**
|
||
|
* Define option with `flags`, `description` and optional
|
||
|
* coercion `fn`.
|
||
|
*
|
||
|
* The `flags` string contains the short and/or long flags,
|
||
|
* separated by comma, a pipe or space. The following are all valid
|
||
|
* all will output this way when `--help` is used.
|
||
|
*
|
||
|
* "-p, --pepper"
|
||
|
* "-p|--pepper"
|
||
|
* "-p --pepper"
|
||
|
*
|
||
|
* @example
|
||
|
* ```
|
||
|
* // simple boolean defaulting to false
|
||
|
* program.option('-p, --pepper', 'add pepper');
|
||
|
*
|
||
|
* --pepper
|
||
|
* program.pepper
|
||
|
* // => Boolean
|
||
|
*
|
||
|
* // simple boolean defaulting to true
|
||
|
* program.option('-C, --no-cheese', 'remove cheese');
|
||
|
*
|
||
|
* program.cheese
|
||
|
* // => true
|
||
|
*
|
||
|
* --no-cheese
|
||
|
* program.cheese
|
||
|
* // => false
|
||
|
*
|
||
|
* // required argument
|
||
|
* program.option('-C, --chdir <path>', 'change the working directory');
|
||
|
*
|
||
|
* --chdir /tmp
|
||
|
* program.chdir
|
||
|
* // => "/tmp"
|
||
|
*
|
||
|
* // optional argument
|
||
|
* program.option('-c, --cheese [type]', 'add cheese [marble]');
|
||
|
* ```
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
option(flags: string, description?: string, defaultValue?: string | boolean | string[]): this;
|
||
|
option<T>(flags: string, description: string, fn: (value: string, previous: T) => T, defaultValue?: T): this;
|
||
|
/** @deprecated since v7, instead use choices or a custom function */
|
||
|
option(flags: string, description: string, regexp: RegExp, defaultValue?: string | boolean | string[]): this;
|
||
|
|
||
|
/**
|
||
|
* Define a required option, which must have a value after parsing. This usually means
|
||
|
* the option must be specified on the command line. (Otherwise the same as .option().)
|
||
|
*
|
||
|
* The `flags` string contains the short and/or long flags, separated by comma, a pipe or space.
|
||
|
*/
|
||
|
requiredOption(flags: string, description?: string, defaultValue?: string | boolean | string[]): this;
|
||
|
requiredOption<T>(flags: string, description: string, fn: (value: string, previous: T) => T, defaultValue?: T): this;
|
||
|
/** @deprecated since v7, instead use choices or a custom function */
|
||
|
requiredOption(flags: string, description: string, regexp: RegExp, defaultValue?: string | boolean | string[]): this;
|
||
|
|
||
|
/**
|
||
|
* Factory routine to create a new unattached option.
|
||
|
*
|
||
|
* See .option() for creating an attached option, which uses this routine to
|
||
|
* create the option. You can override createOption to return a custom option.
|
||
|
*/
|
||
|
|
||
|
createOption(flags: string, description?: string): Option;
|
||
|
|
||
|
/**
|
||
|
* Add a prepared Option.
|
||
|
*
|
||
|
* See .option() and .requiredOption() for creating and attaching an option in a single call.
|
||
|
*/
|
||
|
addOption(option: Option): this;
|
||
|
|
||
|
/**
|
||
|
* Whether to store option values as properties on command object,
|
||
|
* or store separately (specify false). In both cases the option values can be accessed using .opts().
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
storeOptionsAsProperties<T extends OptionValues>(): this & T;
|
||
|
storeOptionsAsProperties<T extends OptionValues>(storeAsProperties: true): this & T;
|
||
|
storeOptionsAsProperties(storeAsProperties?: boolean): this;
|
||
|
|
||
|
/**
|
||
|
* Retrieve option value.
|
||
|
*/
|
||
|
getOptionValue(key: string): any;
|
||
|
|
||
|
/**
|
||
|
* Store option value.
|
||
|
*/
|
||
|
setOptionValue(key: string, value: unknown): this;
|
||
|
|
||
|
/**
|
||
|
* Store option value and where the value came from.
|
||
|
*/
|
||
|
setOptionValueWithSource(key: string, value: unknown, source: OptionValueSource): this;
|
||
|
|
||
|
/**
|
||
|
* Retrieve option value source.
|
||
|
*/
|
||
|
getOptionValueSource(key: string): OptionValueSource | undefined;
|
||
|
|
||
|
/**
|
||
|
* Alter parsing of short flags with optional values.
|
||
|
*
|
||
|
* @example
|
||
|
* ```
|
||
|
* // for `.option('-f,--flag [value]'):
|
||
|
* .combineFlagAndOptionalValue(true) // `-f80` is treated like `--flag=80`, this is the default behaviour
|
||
|
* .combineFlagAndOptionalValue(false) // `-fb` is treated like `-f -b`
|
||
|
* ```
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
combineFlagAndOptionalValue(combine?: boolean): this;
|
||
|
|
||
|
/**
|
||
|
* Allow unknown options on the command line.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
allowUnknownOption(allowUnknown?: boolean): this;
|
||
|
|
||
|
/**
|
||
|
* Allow excess command-arguments on the command line. Pass false to make excess arguments an error.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
allowExcessArguments(allowExcess?: boolean): this;
|
||
|
|
||
|
/**
|
||
|
* Enable positional options. Positional means global options are specified before subcommands which lets
|
||
|
* subcommands reuse the same option names, and also enables subcommands to turn on passThroughOptions.
|
||
|
*
|
||
|
* The default behaviour is non-positional and global options may appear anywhere on the command line.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
enablePositionalOptions(positional?: boolean): this;
|
||
|
|
||
|
/**
|
||
|
* Pass through options that come after command-arguments rather than treat them as command-options,
|
||
|
* so actual command-options come before command-arguments. Turning this on for a subcommand requires
|
||
|
* positional options to have been enabled on the program (parent commands).
|
||
|
*
|
||
|
* The default behaviour is non-positional and options may appear before or after command-arguments.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
passThroughOptions(passThrough?: boolean): this;
|
||
|
|
||
|
/**
|
||
|
* Parse `argv`, setting options and invoking commands when defined.
|
||
|
*
|
||
|
* The default expectation is that the arguments are from node and have the application as argv[0]
|
||
|
* and the script being run in argv[1], with user parameters after that.
|
||
|
*
|
||
|
* @example
|
||
|
* ```
|
||
|
* program.parse(process.argv);
|
||
|
* program.parse(); // implicitly use process.argv and auto-detect node vs electron conventions
|
||
|
* program.parse(my-args, { from: 'user' }); // just user supplied arguments, nothing special about argv[0]
|
||
|
* ```
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
parse(argv?: readonly string[], options?: ParseOptions): this;
|
||
|
|
||
|
/**
|
||
|
* Parse `argv`, setting options and invoking commands when defined.
|
||
|
*
|
||
|
* Use parseAsync instead of parse if any of your action handlers are async. Returns a Promise.
|
||
|
*
|
||
|
* The default expectation is that the arguments are from node and have the application as argv[0]
|
||
|
* and the script being run in argv[1], with user parameters after that.
|
||
|
*
|
||
|
* @example
|
||
|
* ```
|
||
|
* program.parseAsync(process.argv);
|
||
|
* program.parseAsync(); // implicitly use process.argv and auto-detect node vs electron conventions
|
||
|
* program.parseAsync(my-args, { from: 'user' }); // just user supplied arguments, nothing special about argv[0]
|
||
|
* ```
|
||
|
*
|
||
|
* @returns Promise
|
||
|
*/
|
||
|
parseAsync(argv?: readonly string[], options?: ParseOptions): Promise<this>;
|
||
|
|
||
|
/**
|
||
|
* Parse options from `argv` removing known options,
|
||
|
* and return argv split into operands and unknown arguments.
|
||
|
*
|
||
|
* argv => operands, unknown
|
||
|
* --known kkk op => [op], []
|
||
|
* op --known kkk => [op], []
|
||
|
* sub --unknown uuu op => [sub], [--unknown uuu op]
|
||
|
* sub -- --unknown uuu op => [sub --unknown uuu op], []
|
||
|
*/
|
||
|
parseOptions(argv: string[]): ParseOptionsResult;
|
||
|
|
||
|
/**
|
||
|
* Return an object containing local option values as key-value pairs
|
||
|
*/
|
||
|
opts<T extends OptionValues>(): T;
|
||
|
|
||
|
/**
|
||
|
* Return an object containing merged local and global option values as key-value pairs.
|
||
|
*/
|
||
|
optsWithGlobals<T extends OptionValues>(): T;
|
||
|
|
||
|
/**
|
||
|
* Set the description.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
|
||
|
description(str: string): this;
|
||
|
/** @deprecated since v8, instead use .argument to add command argument with description */
|
||
|
description(str: string, argsDescription: {[argName: string]: string}): this;
|
||
|
/**
|
||
|
* Get the description.
|
||
|
*/
|
||
|
description(): string;
|
||
|
|
||
|
/**
|
||
|
* Set the summary. Used when listed as subcommand of parent.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
|
||
|
summary(str: string): this;
|
||
|
/**
|
||
|
* Get the summary.
|
||
|
*/
|
||
|
summary(): string;
|
||
|
|
||
|
/**
|
||
|
* Set an alias for the command.
|
||
|
*
|
||
|
* You may call more than once to add multiple aliases. Only the first alias is shown in the auto-generated help.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
alias(alias: string): this;
|
||
|
/**
|
||
|
* Get alias for the command.
|
||
|
*/
|
||
|
alias(): string;
|
||
|
|
||
|
/**
|
||
|
* Set aliases for the command.
|
||
|
*
|
||
|
* Only the first alias is shown in the auto-generated help.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
aliases(aliases: readonly string[]): this;
|
||
|
/**
|
||
|
* Get aliases for the command.
|
||
|
*/
|
||
|
aliases(): string[];
|
||
|
|
||
|
/**
|
||
|
* Set the command usage.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
usage(str: string): this;
|
||
|
/**
|
||
|
* Get the command usage.
|
||
|
*/
|
||
|
usage(): string;
|
||
|
|
||
|
/**
|
||
|
* Set the name of the command.
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
name(str: string): this;
|
||
|
/**
|
||
|
* Get the name of the command.
|
||
|
*/
|
||
|
name(): string;
|
||
|
|
||
|
/**
|
||
|
* Set the name of the command from script filename, such as process.argv[1],
|
||
|
* or require.main.filename, or __filename.
|
||
|
*
|
||
|
* (Used internally and public although not documented in README.)
|
||
|
*
|
||
|
* @example
|
||
|
* ```ts
|
||
|
* program.nameFromFilename(require.main.filename);
|
||
|
* ```
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
nameFromFilename(filename: string): this;
|
||
|
|
||
|
/**
|
||
|
* Set the directory for searching for executable subcommands of this command.
|
||
|
*
|
||
|
* @example
|
||
|
* ```ts
|
||
|
* program.executableDir(__dirname);
|
||
|
* // or
|
||
|
* program.executableDir('subcommands');
|
||
|
* ```
|
||
|
*
|
||
|
* @returns `this` command for chaining
|
||
|
*/
|
||
|
executableDir(path: string): this;
|
||
|
/**
|
||
|
* Get the executable search directory.
|
||
|
*/
|
||
|
executableDir(): string;
|
||
|
|
||
|
/**
|
||
|
* Output help information for this command.
|
||
|
*
|
||
|
* Outputs built-in help, and custom text added using `.addHelpText()`.
|
||
|
*
|
||
|
*/
|
||
|
outputHelp(context?: HelpContext): void;
|
||
|
/** @deprecated since v7 */
|
||
|
outputHelp(cb?: (str: string) => string): void;
|
||
|
|
||
|
/**
|
||
|
* Return command help documentation.
|
||
|
*/
|
||
|
helpInformation(context?: HelpContext): string;
|
||
|
|
||
|
/**
|
||
|
* You can pass in flags and a description to override the help
|
||
|
* flags and help description for your command. Pass in false
|
||
|
* to disable the built-in help option.
|
||
|
*/
|
||
|
helpOption(flags?: string | boolean, description?: string): this;
|
||
|
|
||
|
/**
|
||
|
* Output help information and exit.
|
||
|
*
|
||
|
* Outputs built-in help, and custom text added using `.addHelpText()`.
|
||
|
*/
|
||
|
help(context?: HelpContext): never;
|
||
|
/** @deprecated since v7 */
|
||
|
help(cb?: (str: string) => string): never;
|
||
|
|
||
|
/**
|
||
|
* Add additional text to be displayed with the built-in help.
|
||
|
*
|
||
|
* Position is 'before' or 'after' to affect just this command,
|
||
|
* and 'beforeAll' or 'afterAll' to affect this command and all its subcommands.
|
||
|
*/
|
||
|
addHelpText(position: AddHelpTextPosition, text: string): this;
|
||
|
addHelpText(position: AddHelpTextPosition, text: (context: AddHelpTextContext) => string): this;
|
||
|
|
||
|
/**
|
||
|
* Add a listener (callback) for when events occur. (Implemented using EventEmitter.)
|
||
|
*/
|
||
|
on(event: string | symbol, listener: (...args: any[]) => void): this;
|
||
|
}
|
||
|
|
||
|
export interface CommandOptions {
|
||
|
hidden?: boolean;
|
||
|
isDefault?: boolean;
|
||
|
/** @deprecated since v7, replaced by hidden */
|
||
|
noHelp?: boolean;
|
||
|
}
|
||
|
export interface ExecutableCommandOptions extends CommandOptions {
|
||
|
executableFile?: string;
|
||
|
}
|
||
|
|
||
|
export interface ParseOptionsResult {
|
||
|
operands: string[];
|
||
|
unknown: string[];
|
||
|
}
|
||
|
|
||
|
export function createCommand(name?: string): Command;
|
||
|
export function createOption(flags: string, description?: string): Option;
|
||
|
export function createArgument(name: string, description?: string): Argument;
|
||
|
|
||
|
export const program: Command;
|