Completion list type.

Boolean type with auto completion. Allows true, false, 0 and 1.

String type with auto completion of child command names.

Generates shell completion scripts for various shell's.

Generates well formatted and colored help output for specified command.

Number type.

String type. Allows any value.

Base class for custom types.

A validation error is thrown when the command is wrongly used by the user. For example: If the user passes some invalid options or arguments to the command.

Argument details.

Command option options.

Completion options.

Completion settings.

Environment variable settings.

Environment variable options

Example settings.

Command option settings.

Result of cmd.parse() method.

Type settings.

Type details.

Type options.

Action handler for commands and options.

Type parser method.

Default flag value

Description handler.

Value handler for custom value processing.

Custom type handler/parser.