Arg adds a new argument to the top-level of the default parser.

Command adds a new command to the default parser.

Errorf prints an error message to stderr.

Expand arguments from a file.

Fatalf prints an error message to stderr and exits.

FatalIfError prints an error and exits if err is not nil.

FatalUsage prints an error message followed by usage information, then exits with a non-zero status.

FatalUsageContext writes a printf formatted error message to stderr, then usage information for the given ParseContext, before exiting.

Flag adds a new flag to the default parser.

MustParse can be used with app.Parse(args) to exit with an error if parsing fails.

New creates a new Kingpin application instance.

Parse and return the selected command.

Usage prints usage to stderr.

Set global usage template to use (defaults to DefaultUsageTemplate).

Version adds a flag for displaying the application version number.

Token types.

Token types.

Token types.

Token types.

Token types.

CommandLine is the default Kingpin parser.

Usage template with compactly formatted commands.

Default usage template.

Top-level help command.

Global help flag.

Default usage template.

Usage template where command's optional flags are listed separately.

Global version flag.

An Application contains the definitions of flags, arguments and commands for an application.

A CmdClause is a single top-level command.

FlagClause is a fluid interface used to build flags.

ParseContext holds the current context of the parser.

A union of possible elements in a parse stack.

Getter is an interface that allows the contents of a Value to be retrieved.

Value is the interface to the dynamic value stored in a flag.

Action callback executed at various stages after all values are populated.

HintAction is a function type who is expected to return a slice of possible command line arguments.