0.9.1

Enhancements

• Usage/help output for commands which contain flags will now contain the short flag, for example, -v, --verbose.
  #71

Bug Fixes

• Fixed ordering of flags in the "Unknown Arguments" help output of a command. Flags have previously been stored in an un orderered set and thus upon printing them back out their order was not persisted and a flag part such as -user can be printed as -usre.
  #78

0.9.0

Breaking

• Support for Swift < 4.2 has been removed.

Enhancements

• Added syntax for using array as a type with Argument instead of using VariadicArgument:

  command(Argument<[String]>("names")) { names in }

• Added support for optional arguments and options, for example:

  command(Argument<String?>("name")) { name in }
  command(Option<String?>("name", default: nil)) { name in }

• Added support for using -- to signal that subsequent values should be treated as arguments instead of options.
  Tamas Lustyik

• Output of --help for group commands will now sort the commands in alphabetical order.
  Cameron Mc Gorian

Bug Fixes

• Showing default values for custom ArgumentConvertible types are now supported in the --help output of commands.

• Only print errors in red if the output terminal supports ANSI colour codes.
  #58

• ArgumentParser.isEmpty will now return empty for empty arguments.

0.8.0

Enhancements

• Consolidate the argument descriptors:
  • All Option-related types now have a validator.
  • All Option-related types now have a flag parameter.
  • All constructors have the same constructor arguments order. #35

Bug Fixes

• Restores compatibility with Linux.

0.7.1

Bug Fixes

• The Swift Package now contains the Commander library product.

0.7.0

Switches to Swift 4.0.

Bug Fixes

• Better detection of ANSI support in output tty.
  #43

0.6.0

Enhancements

• VariadicArgument now supports an optional validator.
• Adds support for variadic options, allowing the user to repeat options to
  provide additional values.
  #37
• Argument descriptions are now printed in command help.
  #33
• Default option and flag default values will now be shown in help output.
  Only default option types of String and Int are currently supported in help output.
  #34

Bug Fixes

• VaradicArgument has been renamed to VariadicArgument.

0.4.1

Bug Fixes

• Fix a potential crash when UsageError is thrown on Linux.
• --help output now wraps arguments in diamonds <>.

0.4.0

Enhancements

• Commander can now run on Linux.

0.3.1

Enhancements

• Commander can now be installed with SPM (Swift Package Manager).

Bug Fixes

• Fix an issue where shifting flags don't shift the flag itself. This caused one-charter options to become broken.
  #16

0.3.0

Enhancements

• Convenience commands can now throw

• You can now supply a falseName and falseFlag when creating flags.

  Flag("verbose", flag: "v", disabledName": "no-verbose", disabledFlag: "x")

• You can supply your own unknownCommandhelper within a group.

• Arguments can now have a description.

• Support for variadic arguments.

Bug Fixes

• When invoking a command using a described argument, the argument will know throw an error when the argument is missing.
• Errors are now thrown when a described command receives unknown flags or arguments.