Module: Fission::CommandHelpers

Included in:
Command
Defined in:
lib/fission/command_helpers.rb

Instance Method Summary collapse

Instance Method Details

#incorrect_arguments ⇒ Object

Internal: Outputs the help text for a command and exits.

Examples

incorrect_arguments

Returns nothing. This will call the help class method for the help text. This will exit with the exit code 1.



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# File 'lib/fission/command_helpers.rb', line 13

def incorrect_arguments
  output "#{self.class.help}\n"
  output_and_exit "Incorrect arguments for #{command_name} command", 1
end

#parse_arguments ⇒ Object

Internal: Parses the command line arguments.

Examples:

parse_arguments

Returns nothing. If there is an invalid argument, an error will be output and this will exit with exit code 1.



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# File 'lib/fission/command_helpers.rb', line 27

def parse_arguments
  option_parser.parse! @args
rescue OptionParser::InvalidOption => e
  output e
  output_and_exit "\n#{self.class.help}", 1
end