metaforecast/node_modules/commander/typings/index.d.ts
2021-01-12 13:43:41 +01:00

411 lines
13 KiB
TypeScript

// Type definitions for commander
// 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>
declare namespace commander {
interface CommanderError extends Error {
code: string;
exitCode: number;
message: string;
nestedError?: string;
}
type CommanderErrorConstructor = new (exitCode: number, code: string, message: string) => CommanderError;
interface Option {
flags: string;
required: boolean; // A value must be supplied when the option is specified.
optional: boolean; // A value is optional when the option is specified.
mandatory: boolean; // The option must have a value after parsing, which usually means it must be specified on command line.
bool: boolean;
short?: string;
long: string;
description: string;
}
type OptionConstructor = new (flags: string, description?: string) => Option;
interface ParseOptions {
from: 'node' | 'electron' | 'user';
}
interface Command {
[key: string]: any; // options as properties
args: string[];
commands: Command[];
/**
* Set the program version to `str`.
*
* This method auto-registers the "-V, --version" flag
* which will print the version number when passed.
*
* You can optionally supply the flags and description to override the defaults.
*/
version(str: string, flags?: string, description?: string): this;
/**
* Define a command, implemented using an action handler.
*
* @remarks
* The command description is supplied using `.description`, not as a parameter to `.command`.
*
* @example
* ```ts
* program
* .command('clone <source> [destination]')
* .description('clone a repository into a newly created directory')
* .action((source, destination) => {
* console.log('clone command called');
* });
* ```
*
* @param nameAndArgs - command name and arguments, args are `<required>` or `[optional]` and last may also be `variadic...`
* @param opts - configuration options
* @returns new command
*/
command(nameAndArgs: string, opts?: CommandOptions): ReturnType<this['createCommand']>;
/**
* Define a command, implemented in a separate executable file.
*
* @remarks
* The command description is supplied as the second parameter to `.command`.
*
* @example
* ```ts
* program
* .command('start <service>', 'start named service')
* .command('stop [service]', 'stop named service, or all if no name supplied');
* ```
*
* @param nameAndArgs - command name and arguments, args are `<required>` or `[optional]` and last may also be `variadic...`
* @param description - description of executable command
* @param opts - configuration options
* @returns `this` command for chaining
*/
command(nameAndArgs: string, description: string, opts?: commander.ExecutableCommandOptions): this;
/**
* Factory routine to create a new unattached command.
*
* See .command() for creating an attached subcommand, which uses this routine to
* create the command. You can override createCommand to customise subcommands.
*/
createCommand(name?: string): Command;
/**
* Add a prepared subcommand.
*
* See .command() for creating an attached subcommand which inherits settings from its parent.
*
* @returns `this` command for chaining
*/
addCommand(cmd: Command, opts?: CommandOptions): this;
/**
* Define argument syntax for command.
*
* @returns `this` command for chaining
*/
arguments(desc: string): this;
/**
* Override default decision whether to add implicit help command.
*
* addHelpCommand() // force on
* addHelpCommand(false); // force off
* addHelpCommand('help [cmd]', 'display help for [cmd]'); // force on with custom details
*
* @returns `this` command for chaining
*/
addHelpCommand(enableOrNameAndArgs?: string | boolean, description?: string): this;
/**
* Register callback to use as replacement for calling process.exit.
*/
exitOverride(callback?: (err: CommanderError) => never|void): this;
/**
* Register callback `fn` for the command.
*
* @example
* program
* .command('help')
* .description('display verbose help')
* .action(function() {
* // output help 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 should contain both the short and 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): this;
option(flags: string, description: string, regexp: RegExp, defaultValue?: string | boolean): this;
option<T>(flags: string, description: string, fn: (value: string, previous: T) => T, defaultValue?: T): 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 should contain both the short and long flags, separated by comma, a pipe or space.
*/
requiredOption(flags: string, description?: string, defaultValue?: string | boolean): this;
requiredOption(flags: string, description: string, regexp: RegExp, defaultValue?: string | boolean): this;
requiredOption<T>(flags: string, description: string, fn: (value: string, previous: T) => T, defaultValue?: T): 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(value?: boolean): this;
/**
* Whether to pass command to action handler,
* or just the options (specify false).
*
* @returns `this` command for chaining
*/
passCommandToAction(value?: boolean): this;
/**
* 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(arg?: boolean): this;
/**
* Allow unknown options on the command line.
*
* @param [arg] if `true` or omitted, no error will be thrown for unknown options.
* @returns `this` command for chaining
*/
allowUnknownOption(arg?: 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.
*
* Examples:
*
* 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?: 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.
*
* Examples:
*
* 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?: string[], options?: ParseOptions): Promise<this>;
/**
* Parse options from `argv` removing known options,
* and return argv split into operands and unknown arguments.
*
* @example
* 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[]): commander.ParseOptionsResult;
/**
* Return an object containing options as key-value pairs
*/
opts(): { [key: string]: any };
/**
* Set the description.
*
* @returns `this` command for chaining
*/
description(str: string, argsDescription?: {[argName: string]: string}): this;
/**
* Get the description.
*/
description(): 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: 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;
/**
* Output help information for this command.
*
* When listener(s) are available for the helpLongFlag
* those callbacks are invoked.
*/
outputHelp(cb?: (str: string) => string): void;
/**
* Return command help documentation.
*/
helpInformation(): 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.
*/
help(cb?: (str: string) => string): never;
/**
* Add a listener (callback) for when events occur. (Implemented using EventEmitter.)
*
* @example
* program
* .on('--help', () -> {
* console.log('See web site for more information.');
* });
*/
on(event: string | symbol, listener: (...args: any[]) => void): this;
}
type CommandConstructor = new (name?: string) => Command;
interface CommandOptions {
noHelp?: boolean; // old name for hidden
hidden?: boolean;
isDefault?: boolean;
}
interface ExecutableCommandOptions extends CommandOptions {
executableFile?: string;
}
interface ParseOptionsResult {
operands: string[];
unknown: string[];
}
interface CommanderStatic extends Command {
program: Command;
Command: CommandConstructor;
Option: OptionConstructor;
CommanderError: CommanderErrorConstructor;
}
}
// Declaring namespace AND global
// eslint-disable-next-line @typescript-eslint/no-redeclare
declare const commander: commander.CommanderStatic;
export = commander;