v2.2.0

• 2.2.0 - 2020-11-14
  • Support for subcommands.

v2.1.0

• 2.1.0 - 2020-11-03
  • Support for abbreviating long options.

v2.0.1

• 2.0.1 - 2020-10-30
  • Add workaround for ksh88 (fixed only the test).

v2.0.0

• 2.0.0 - 2020-10-29
  • Improved the custom error handler. [breaking change]
    • The default error message is passed as the first argument, and changed the order of the arguments.
    • Adds :<PATTERN> to the validator name "pattern" for flexible customization of error message.
    • Adds :<STATUS> to the custom validator name for flexible customization of error message.
    • Changed the return value of custom error handler to be used as the exit status.
  • Invoke validator before pattern matching. [breaking change]
  • Added extension features (prehook and invoke).
  • setup helper function.
    • Added help and leading attributes.
      • Calling getoptions_help is no longer needed. [breaking change]
    • Remove equal attribute.
  • option helper function.
    • Changed the default attribute to the on attribute. [breaking change]
    • Added support --no-option syntax and the off attribute.
  • flag, param, option, disp and msg helper function.
    • Added label attribute.
  • setup, flag, param and option helper function.
    • Added @export as initial value.
  • Disable expansion variables in the help display. [breaking change]

v1.1.0

• 1.1.0 - 2020-10-21
  • Unset OPTARG when the option parser ends normally (#3 Cem Keylan)
  • Reset OPTIND to 1 when the option parser ends normally
  • Added @none as initial value

v1.0.0

• 1.0.0 - 2020-08-20
  • First release version